tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
target: header reshuffle, part2
This reorganized the headers under include/target into:
- target_core_base.h stays as is with all target-wide data stuctures and defines
- target_core_backend.h contains the whole interface to I/O backends
- target_core_fabric.h contains the whole interface to fabric modules
Except for those only the various configfs macro headers stay around.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
authored by
Christoph Hellwig
and committed by
Nicholas Bellinger
c4795fb2
e26d99ae
+288
-462
+3
-12
Documentation/target/tcm_mod_builder.py
+3
-12
Documentation/target/tcm_mod_builder.py
···
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buf += "#include <linux/ctype.h>\n"
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buf += "#include <asm/unaligned.h>\n\n"
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buf += "#include <target/target_core_base.h>\n"
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-
buf += "#include <target/target_core_transport.h>\n"
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buf += "#include <target/target_core_fabric_ops.h>\n"
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buf += "#include <target/target_core_fabric.h>\n"
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buf += "#include <target/target_core_fabric_configfs.h>\n"
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-
buf += "#include <target/target_core_fabric_lib.h>\n"
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buf += "#include <target/target_core_device.h>\n"
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-
buf += "#include <target/target_core_tpg.h>\n"
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buf += "#include <target/target_core_configfs.h>\n"
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buf += "#include <target/target_core_base.h>\n"
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buf += "#include <target/configfs_macros.h>\n\n"
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buf += "#include \"" + fabric_mod_name + "_base.h\"\n"
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buf += "#include \"" + fabric_mod_name + "_fabric.h\"\n\n"
···
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def tcm_mod_scan_fabric_ops(tcm_dir):
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fabric_ops_api = tcm_dir + "include/target/target_core_fabric_ops.h"
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fabric_ops_api = tcm_dir + "include/target/target_core_fabric.h"
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print "Using tcm_mod_scan_fabric_ops: " + fabric_ops_api
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process_fo = 0;
···
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buf += "#include <scsi/scsi_cmnd.h>\n"
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buf += "#include <scsi/libfc.h>\n\n"
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buf += "#include <target/target_core_base.h>\n"
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-
buf += "#include <target/target_core_transport.h>\n"
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buf += "#include <target/target_core_fabric_ops.h>\n"
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buf += "#include <target/target_core_fabric_lib.h>\n"
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buf += "#include <target/target_core_device.h>\n"
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buf += "#include <target/target_core_tpg.h>\n"
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buf += "#include <target/target_core_fabric.h>\n"
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buf += "#include <target/target_core_configfs.h>\n\n"
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buf += "#include \"" + fabric_mod_name + "_base.h\"\n"
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buf += "#include \"" + fabric_mod_name + "_fabric.h\"\n\n"
+1
-2
drivers/target/iscsi/iscsi_target.c
+1
-2
drivers/target/iscsi/iscsi_target.c
···
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#include <scsi/scsi_device.h>
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#include <scsi/iscsi_proto.h>
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#include <target/target_core_base.h>
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-
#include <target/target_core_tmr.h>
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-
#include <target/target_core_transport.h>
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#include <target/target_core_fabric.h>
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#include "iscsi_target_core.h"
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#include "iscsi_target_parameters.h"
+1
-5
drivers/target/iscsi/iscsi_target_configfs.c
+1
-5
drivers/target/iscsi/iscsi_target_configfs.c
···
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#include <linux/configfs.h>
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#include <linux/export.h>
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#include <target/target_core_base.h>
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-
#include <target/target_core_transport.h>
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-
#include <target/target_core_fabric_ops.h>
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#include <target/target_core_fabric.h>
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#include <target/target_core_fabric_configfs.h>
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-
#include <target/target_core_fabric_lib.h>
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-
#include <target/target_core_device.h>
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-
#include <target/target_core_tpg.h>
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#include <target/target_core_configfs.h>
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#include <target/configfs_macros.h>
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+1
-2
drivers/target/iscsi/iscsi_target_device.c
+1
-2
drivers/target/iscsi/iscsi_target_device.c
···
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#include <scsi/scsi_device.h>
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#include <target/target_core_base.h>
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-
#include <target/target_core_device.h>
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-
#include <target/target_core_transport.h>
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#include <target/target_core_fabric.h>
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#include "iscsi_target_core.h"
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#include "iscsi_target_device.h"
+1
-1
drivers/target/iscsi/iscsi_target_erl0.c
+1
-1
drivers/target/iscsi/iscsi_target_erl0.c
+1
-1
drivers/target/iscsi/iscsi_target_erl1.c
+1
-1
drivers/target/iscsi/iscsi_target_erl1.c
+1
-1
drivers/target/iscsi/iscsi_target_erl2.c
+1
-1
drivers/target/iscsi/iscsi_target_erl2.c
+1
-1
drivers/target/iscsi/iscsi_target_login.c
+1
-1
drivers/target/iscsi/iscsi_target_login.c
+1
-1
drivers/target/iscsi/iscsi_target_nego.c
+1
-1
drivers/target/iscsi/iscsi_target_nego.c
-1
drivers/target/iscsi/iscsi_target_nodeattrib.c
-1
drivers/target/iscsi/iscsi_target_nodeattrib.c
-1
drivers/target/iscsi/iscsi_target_stat.c
-1
drivers/target/iscsi/iscsi_target_stat.c
+1
-1
drivers/target/iscsi/iscsi_target_tmr.c
+1
-1
drivers/target/iscsi/iscsi_target_tmr.c
+1
-3
drivers/target/iscsi/iscsi_target_tpg.c
+1
-3
drivers/target/iscsi/iscsi_target_tpg.c
···
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******************************************************************************/
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#include <target/target_core_base.h>
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#include <target/target_core_transport.h>
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#include <target/target_core_fabric_ops.h>
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#include <target/target_core_fabric.h>
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#include <target/target_core_configfs.h>
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-
#include <target/target_core_tpg.h>
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#include "iscsi_target_core.h"
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#include "iscsi_target_erl0.h"
+1
-3
drivers/target/iscsi/iscsi_target_util.c
+1
-3
drivers/target/iscsi/iscsi_target_util.c
···
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#include <scsi/scsi_tcq.h>
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#include <scsi/iscsi_proto.h>
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#include <target/target_core_base.h>
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-
#include <target/target_core_transport.h>
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-
#include <target/target_core_tmr.h>
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-
#include <target/target_core_fabric_ops.h>
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#include <target/target_core_fabric.h>
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#include <target/target_core_configfs.h>
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#include "iscsi_target_core.h"
+1
-6
drivers/target/loopback/tcm_loop.c
+1
-6
drivers/target/loopback/tcm_loop.c
···
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#include <scsi/scsi_cmnd.h>
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#include <target/target_core_base.h>
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-
#include <target/target_core_transport.h>
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-
#include <target/target_core_fabric_ops.h>
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#include <target/target_core_fabric.h>
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#include <target/target_core_fabric_configfs.h>
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-
#include <target/target_core_fabric_lib.h>
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#include <target/target_core_configfs.h>
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-
#include <target/target_core_device.h>
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#include <target/target_core_tpg.h>
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-
#include <target/target_core_tmr.h>
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#include "tcm_loop.h"
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+2
-3
drivers/target/target_core_alua.c
+2
-3
drivers/target/target_core_alua.c
···
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#include <scsi/scsi_cmnd.h>
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#include <target/target_core_base.h>
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-
#include <target/target_core_device.h>
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-
#include <target/target_core_transport.h>
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-
#include <target/target_core_fabric_ops.h>
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#include <target/target_core_backend.h>
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#include <target/target_core_fabric.h>
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#include <target/target_core_configfs.h>
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#include "target_core_internal.h"
+2
-2
drivers/target/target_core_cdb.c
+2
-2
drivers/target/target_core_cdb.c
···
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#include <scsi/scsi.h>
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#include <target/target_core_base.h>
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-
#include <target/target_core_transport.h>
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-
#include <target/target_core_fabric_ops.h>
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#include <target/target_core_backend.h>
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#include <target/target_core_fabric.h>
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#include "target_core_internal.h"
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#include "target_core_ua.h"
+2
-3
drivers/target/target_core_configfs.c
+2
-3
drivers/target/target_core_configfs.c
···
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#include <linux/spinlock.h>
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#include <target/target_core_base.h>
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-
#include <target/target_core_device.h>
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#include <target/target_core_transport.h>
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-
#include <target/target_core_fabric_ops.h>
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#include <target/target_core_backend.h>
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#include <target/target_core_fabric.h>
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#include <target/target_core_fabric_configfs.h>
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#include <target/target_core_configfs.h>
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#include <target/configfs_macros.h>
+2
-4
drivers/target/target_core_device.c
+2
-4
drivers/target/target_core_device.c
···
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#include <scsi/scsi_device.h>
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#include <target/target_core_base.h>
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#include <target/target_core_device.h>
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#include <target/target_core_tpg.h>
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#include <target/target_core_transport.h>
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-
#include <target/target_core_fabric_ops.h>
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#include <target/target_core_backend.h>
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#include <target/target_core_fabric.h>
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#include "target_core_internal.h"
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#include "target_core_alua.h"
+1
-4
drivers/target/target_core_fabric_configfs.c
+1
-4
drivers/target/target_core_fabric_configfs.c
···
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#include <linux/configfs.h>
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#include <target/target_core_base.h>
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#include <target/target_core_device.h>
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#include <target/target_core_tpg.h>
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#include <target/target_core_transport.h>
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-
#include <target/target_core_fabric_ops.h>
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#include <target/target_core_fabric.h>
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#include <target/target_core_fabric_configfs.h>
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#include <target/target_core_configfs.h>
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#include <target/configfs_macros.h>
+1
-4
drivers/target/target_core_fabric_lib.c
+1
-4
drivers/target/target_core_fabric_lib.c
···
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#include <scsi/scsi_cmnd.h>
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#include <target/target_core_base.h>
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#include <target/target_core_device.h>
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#include <target/target_core_transport.h>
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-
#include <target/target_core_fabric_lib.h>
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#include <target/target_core_fabric_ops.h>
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#include <target/target_core_fabric.h>
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#include <target/target_core_configfs.h>
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#include "target_core_internal.h"
+1
-2
drivers/target/target_core_file.c
+1
-2
drivers/target/target_core_file.c
+2
-3
drivers/target/target_core_hba.c
+2
-3
drivers/target/target_core_hba.c
···
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#include <net/tcp.h>
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#include <target/target_core_base.h>
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#include <target/target_core_device.h>
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#include <target/target_core_tpg.h>
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#include <target/target_core_transport.h>
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#include <target/target_core_backend.h>
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#include <target/target_core_fabric.h>
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#include "target_core_internal.h"
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+1
-2
drivers/target/target_core_iblock.c
+1
-2
drivers/target/target_core_iblock.c
+2
-5
drivers/target/target_core_pr.c
+2
-5
drivers/target/target_core_pr.c
···
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#include <asm/unaligned.h>
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#include <target/target_core_base.h>
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#include <target/target_core_device.h>
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#include <target/target_core_tmr.h>
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#include <target/target_core_tpg.h>
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#include <target/target_core_transport.h>
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#include <target/target_core_fabric_ops.h>
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#include <target/target_core_backend.h>
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#include <target/target_core_fabric.h>
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#include <target/target_core_configfs.h>
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#include "target_core_internal.h"
+1
-2
drivers/target/target_core_pscsi.c
+1
-2
drivers/target/target_core_pscsi.c
+1
-3
drivers/target/target_core_rd.c
+1
-3
drivers/target/target_core_rd.c
···
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#include <scsi/scsi_host.h>
38
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#include <target/target_core_base.h>
40
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#include <target/target_core_device.h>
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#include <target/target_core_transport.h>
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#include <target/target_core_fabric_ops.h>
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#include <target/target_core_backend.h>
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#include "target_core_rd.h"
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+2
-2
drivers/target/target_core_stat.c
+2
-2
drivers/target/target_core_stat.c
···
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#include <scsi/scsi_host.h>
44
44
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#include <target/target_core_base.h>
46
-
#include <target/target_core_transport.h>
47
-
#include <target/target_core_fabric_ops.h>
46
+
#include <target/target_core_backend.h>
47
+
#include <target/target_core_fabric.h>
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#include <target/target_core_configfs.h>
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#include <target/configfs_macros.h>
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50
+2
-4
drivers/target/target_core_tmr.c
+2
-4
drivers/target/target_core_tmr.c
···
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#include <scsi/scsi_cmnd.h>
33
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#include <target/target_core_base.h>
35
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#include <target/target_core_device.h>
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-
#include <target/target_core_tmr.h>
37
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#include <target/target_core_transport.h>
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-
#include <target/target_core_fabric_ops.h>
35
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#include <target/target_core_backend.h>
36
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#include <target/target_core_fabric.h>
39
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#include <target/target_core_configfs.h>
40
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#include "target_core_internal.h"
+2
-4
drivers/target/target_core_tpg.c
+2
-4
drivers/target/target_core_tpg.c
···
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#include <scsi/scsi_cmnd.h>
40
40
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#include <target/target_core_base.h>
42
-
#include <target/target_core_device.h>
43
-
#include <target/target_core_tpg.h>
44
-
#include <target/target_core_transport.h>
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-
#include <target/target_core_fabric_ops.h>
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+
#include <target/target_core_backend.h>
43
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#include <target/target_core_fabric.h>
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#include "target_core_internal.h"
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46
+2
-5
drivers/target/target_core_transport.c
+2
-5
drivers/target/target_core_transport.c
···
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#include <scsi/scsi_tcq.h>
46
46
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#include <target/target_core_base.h>
48
-
#include <target/target_core_device.h>
49
-
#include <target/target_core_tmr.h>
50
-
#include <target/target_core_tpg.h>
51
-
#include <target/target_core_transport.h>
52
-
#include <target/target_core_fabric_ops.h>
48
+
#include <target/target_core_backend.h>
49
+
#include <target/target_core_fabric.h>
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#include <target/target_core_configfs.h>
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51
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#include "target_core_internal.h"
+1
-3
drivers/target/target_core_ua.c
+1
-3
drivers/target/target_core_ua.c
···
30
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#include <scsi/scsi_cmnd.h>
31
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#include <target/target_core_base.h>
33
-
#include <target/target_core_device.h>
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-
#include <target/target_core_transport.h>
35
-
#include <target/target_core_fabric_ops.h>
33
+
#include <target/target_core_fabric.h>
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#include <target/target_core_configfs.h>
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#include "target_core_internal.h"
+1
-5
drivers/target/tcm_fc/tfc_cmd.c
+1
-5
drivers/target/tcm_fc/tfc_cmd.c
···
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#include <scsi/fc_encode.h>
40
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#include <target/target_core_base.h>
42
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#include <target/target_core_transport.h>
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#include <target/target_core_fabric_ops.h>
44
-
#include <target/target_core_device.h>
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#include <target/target_core_tpg.h>
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#include <target/target_core_fabric.h>
46
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#include <target/target_core_configfs.h>
47
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#include <target/target_core_tmr.h>
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#include <target/configfs_macros.h>
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#include "tcm_fc.h"
+1
-5
drivers/target/tcm_fc/tfc_conf.c
+1
-5
drivers/target/tcm_fc/tfc_conf.c
···
41
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#include <scsi/libfc.h>
42
42
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#include <target/target_core_base.h>
44
-
#include <target/target_core_transport.h>
45
-
#include <target/target_core_fabric_ops.h>
44
+
#include <target/target_core_fabric.h>
46
45
#include <target/target_core_fabric_configfs.h>
47
-
#include <target/target_core_fabric_lib.h>
48
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#include <target/target_core_device.h>
49
-
#include <target/target_core_tpg.h>
50
46
#include <target/target_core_configfs.h>
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47
#include <target/configfs_macros.h>
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48
+1
-4
drivers/target/tcm_fc/tfc_io.c
+1
-4
drivers/target/tcm_fc/tfc_io.c
···
48
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#include <scsi/fc_encode.h>
49
49
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50
#include <target/target_core_base.h>
51
-
#include <target/target_core_transport.h>
52
-
#include <target/target_core_fabric_ops.h>
53
-
#include <target/target_core_device.h>
54
-
#include <target/target_core_tpg.h>
51
+
#include <target/target_core_fabric.h>
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52
#include <target/target_core_configfs.h>
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53
#include <target/configfs_macros.h>
57
54
+1
-4
drivers/target/tcm_fc/tfc_sess.c
+1
-4
drivers/target/tcm_fc/tfc_sess.c
···
40
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#include <scsi/libfc.h>
41
41
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#include <target/target_core_base.h>
43
-
#include <target/target_core_transport.h>
44
-
#include <target/target_core_fabric_ops.h>
45
-
#include <target/target_core_device.h>
46
-
#include <target/target_core_tpg.h>
43
+
#include <target/target_core_fabric.h>
47
44
#include <target/target_core_configfs.h>
48
45
#include <target/configfs_macros.h>
49
46
+65
include/target/target_core_backend.h
+65
include/target/target_core_backend.h
···
1
+
#ifndef TARGET_CORE_BACKEND_H
2
+
#define TARGET_CORE_BACKEND_H
3
+
4
+
#define TRANSPORT_PLUGIN_PHBA_PDEV 1
5
+
#define TRANSPORT_PLUGIN_VHBA_PDEV 2
6
+
#define TRANSPORT_PLUGIN_VHBA_VDEV 3
7
+
8
+
struct se_subsystem_api {
9
+
struct list_head sub_api_list;
10
+
11
+
char name[16];
12
+
struct module *owner;
13
+
14
+
u8 transport_type;
15
+
16
+
unsigned int fua_write_emulated : 1;
17
+
unsigned int write_cache_emulated : 1;
18
+
19
+
int (*attach_hba)(struct se_hba *, u32);
20
+
void (*detach_hba)(struct se_hba *);
21
+
int (*pmode_enable_hba)(struct se_hba *, unsigned long);
22
+
void *(*allocate_virtdevice)(struct se_hba *, const char *);
23
+
struct se_device *(*create_virtdevice)(struct se_hba *,
24
+
struct se_subsystem_dev *, void *);
25
+
void (*free_device)(void *);
26
+
int (*transport_complete)(struct se_task *task);
27
+
struct se_task *(*alloc_task)(unsigned char *cdb);
28
+
int (*do_task)(struct se_task *);
29
+
int (*do_discard)(struct se_device *, sector_t, u32);
30
+
void (*do_sync_cache)(struct se_task *);
31
+
void (*free_task)(struct se_task *);
32
+
ssize_t (*check_configfs_dev_params)(struct se_hba *,
33
+
struct se_subsystem_dev *);
34
+
ssize_t (*set_configfs_dev_params)(struct se_hba *,
35
+
struct se_subsystem_dev *, const char *, ssize_t);
36
+
ssize_t (*show_configfs_dev_params)(struct se_hba *,
37
+
struct se_subsystem_dev *, char *);
38
+
u32 (*get_device_rev)(struct se_device *);
39
+
u32 (*get_device_type)(struct se_device *);
40
+
sector_t (*get_blocks)(struct se_device *);
41
+
unsigned char *(*get_sense_buffer)(struct se_task *);
42
+
};
43
+
44
+
int transport_subsystem_register(struct se_subsystem_api *);
45
+
void transport_subsystem_release(struct se_subsystem_api *);
46
+
47
+
struct se_device *transport_add_device_to_core_hba(struct se_hba *,
48
+
struct se_subsystem_api *, struct se_subsystem_dev *, u32,
49
+
void *, struct se_dev_limits *, const char *, const char *);
50
+
51
+
void transport_complete_sync_cache(struct se_cmd *, int);
52
+
void transport_complete_task(struct se_task *, int);
53
+
54
+
void target_get_task_cdb(struct se_task *, unsigned char *);
55
+
56
+
void transport_set_vpd_proto_id(struct t10_vpd *, unsigned char *);
57
+
int transport_set_vpd_assoc(struct t10_vpd *, unsigned char *);
58
+
int transport_set_vpd_ident_type(struct t10_vpd *, unsigned char *);
59
+
int transport_set_vpd_ident(struct t10_vpd *, unsigned char *);
60
+
61
+
/* core helpers also used by command snooping in pscsi */
62
+
void *transport_kmap_first_data_page(struct se_cmd *);
63
+
void transport_kunmap_first_data_page(struct se_cmd *);
64
+
65
+
#endif /* TARGET_CORE_BACKEND_H */
+91
include/target/target_core_base.h
+91
include/target/target_core_base.h
···
10
10
#include <net/tcp.h>
11
11
12
12
#define TARGET_CORE_MOD_VERSION "v4.1.0-rc1-ml"
13
+
#define TARGET_CORE_VERSION TARGET_CORE_MOD_VERSION
13
14
14
15
/* Maximum Number of LUNs per Target Portal Group */
15
16
/* Don't raise above 511 or REPORT_LUNS needs to handle >1 page */
···
53
52
#define INQUIRY_VPD_SERIAL_LEN 254
54
53
/* Used by transport_get_inquiry_vpd_device_ident() */
55
54
#define INQUIRY_VPD_DEVICE_IDENTIFIER_LEN 254
55
+
56
+
/* Attempts before moving from SHORT to LONG */
57
+
#define PYX_TRANSPORT_WINDOW_CLOSED_THRESHOLD 3
58
+
#define PYX_TRANSPORT_WINDOW_CLOSED_WAIT_SHORT 3 /* In milliseconds */
59
+
#define PYX_TRANSPORT_WINDOW_CLOSED_WAIT_LONG 10 /* In milliseconds */
60
+
61
+
#define PYX_TRANSPORT_STATUS_INTERVAL 5 /* In seconds */
62
+
63
+
/*
64
+
* struct se_subsystem_dev->su_dev_flags
65
+
*/
66
+
#define SDF_FIRMWARE_VPD_UNIT_SERIAL 0x00000001
67
+
#define SDF_EMULATED_VPD_UNIT_SERIAL 0x00000002
68
+
#define SDF_USING_UDEV_PATH 0x00000004
69
+
#define SDF_USING_ALIAS 0x00000008
70
+
71
+
/*
72
+
* struct se_device->dev_flags
73
+
*/
74
+
#define DF_READ_ONLY 0x00000001
75
+
#define DF_SPC2_RESERVATIONS 0x00000002
76
+
#define DF_SPC2_RESERVATIONS_WITH_ISID 0x00000004
77
+
78
+
/* struct se_dev_attrib sanity values */
79
+
/* Default max_unmap_lba_count */
80
+
#define DA_MAX_UNMAP_LBA_COUNT 0
81
+
/* Default max_unmap_block_desc_count */
82
+
#define DA_MAX_UNMAP_BLOCK_DESC_COUNT 0
83
+
/* Default unmap_granularity */
84
+
#define DA_UNMAP_GRANULARITY_DEFAULT 0
85
+
/* Default unmap_granularity_alignment */
86
+
#define DA_UNMAP_GRANULARITY_ALIGNMENT_DEFAULT 0
87
+
/* Emulation for Direct Page Out */
88
+
#define DA_EMULATE_DPO 0
89
+
/* Emulation for Forced Unit Access WRITEs */
90
+
#define DA_EMULATE_FUA_WRITE 1
91
+
/* Emulation for Forced Unit Access READs */
92
+
#define DA_EMULATE_FUA_READ 0
93
+
/* Emulation for WriteCache and SYNCHRONIZE_CACHE */
94
+
#define DA_EMULATE_WRITE_CACHE 0
95
+
/* Emulation for UNIT ATTENTION Interlock Control */
96
+
#define DA_EMULATE_UA_INTLLCK_CTRL 0
97
+
/* Emulation for TASK_ABORTED status (TAS) by default */
98
+
#define DA_EMULATE_TAS 1
99
+
/* Emulation for Thin Provisioning UNMAP using block/blk-lib.c:blkdev_issue_discard() */
100
+
#define DA_EMULATE_TPU 0
101
+
/*
102
+
* Emulation for Thin Provisioning WRITE_SAME w/ UNMAP=1 bit using
103
+
* block/blk-lib.c:blkdev_issue_discard()
104
+
*/
105
+
#define DA_EMULATE_TPWS 0
106
+
/* No Emulation for PSCSI by default */
107
+
#define DA_EMULATE_RESERVATIONS 0
108
+
/* No Emulation for PSCSI by default */
109
+
#define DA_EMULATE_ALUA 0
110
+
/* Enforce SCSI Initiator Port TransportID with 'ISID' for PR */
111
+
#define DA_ENFORCE_PR_ISIDS 1
112
+
#define DA_STATUS_MAX_SECTORS_MIN 16
113
+
#define DA_STATUS_MAX_SECTORS_MAX 8192
114
+
/* By default don't report non-rotating (solid state) medium */
115
+
#define DA_IS_NONROT 0
116
+
/* Queue Algorithm Modifier default for restricted reordering in control mode page */
117
+
#define DA_EMULATE_REST_REORD 0
118
+
119
+
#define SE_MODE_PAGE_BUF 512
120
+
56
121
57
122
/* struct se_hba->hba_flags */
58
123
enum hba_flags_table {
···
223
156
TCM_CHECK_CONDITION_UNIT_ATTENTION = 0x0e,
224
157
TCM_CHECK_CONDITION_NOT_READY = 0x0f,
225
158
TCM_RESERVATION_CONFLICT = 0x10,
159
+
};
160
+
161
+
/* fabric independent task management function values */
162
+
enum tcm_tmreq_table {
163
+
TMR_ABORT_TASK = 1,
164
+
TMR_ABORT_TASK_SET = 2,
165
+
TMR_CLEAR_ACA = 3,
166
+
TMR_CLEAR_TASK_SET = 4,
167
+
TMR_LUN_RESET = 5,
168
+
TMR_TARGET_WARM_RESET = 6,
169
+
TMR_TARGET_COLD_RESET = 7,
170
+
TMR_FABRIC_TMR = 255,
171
+
};
172
+
173
+
/* fabric independent task management response values */
174
+
enum tcm_tmrsp_table {
175
+
TMR_FUNCTION_COMPLETE = 0,
176
+
TMR_TASK_DOES_NOT_EXIST = 1,
177
+
TMR_LUN_DOES_NOT_EXIST = 2,
178
+
TMR_TASK_STILL_ALLEGIANT = 3,
179
+
TMR_TASK_FAILOVER_NOT_SUPPORTED = 4,
180
+
TMR_TASK_MGMT_FUNCTION_NOT_SUPPORTED = 5,
181
+
TMR_FUNCTION_AUTHORIZATION_FAILED = 6,
182
+
TMR_FUNCTION_REJECTED = 255,
226
183
};
227
184
228
185
struct se_obj {
-9
include/target/target_core_device.h
-9
include/target/target_core_device.h
-28
include/target/target_core_fabric_lib.h
-28
include/target/target_core_fabric_lib.h
···
1
-
#ifndef TARGET_CORE_FABRIC_LIB_H
2
-
#define TARGET_CORE_FABRIC_LIB_H
3
-
4
-
extern u8 sas_get_fabric_proto_ident(struct se_portal_group *);
5
-
extern u32 sas_get_pr_transport_id(struct se_portal_group *, struct se_node_acl *,
6
-
struct t10_pr_registration *, int *, unsigned char *);
7
-
extern u32 sas_get_pr_transport_id_len(struct se_portal_group *, struct se_node_acl *,
8
-
struct t10_pr_registration *, int *);
9
-
extern char *sas_parse_pr_out_transport_id(struct se_portal_group *,
10
-
const char *, u32 *, char **);
11
-
12
-
extern u8 fc_get_fabric_proto_ident(struct se_portal_group *);
13
-
extern u32 fc_get_pr_transport_id(struct se_portal_group *, struct se_node_acl *,
14
-
struct t10_pr_registration *, int *, unsigned char *);
15
-
extern u32 fc_get_pr_transport_id_len(struct se_portal_group *, struct se_node_acl *,
16
-
struct t10_pr_registration *, int *);
17
-
extern char *fc_parse_pr_out_transport_id(struct se_portal_group *,
18
-
const char *, u32 *, char **);
19
-
20
-
extern u8 iscsi_get_fabric_proto_ident(struct se_portal_group *);
21
-
extern u32 iscsi_get_pr_transport_id(struct se_portal_group *, struct se_node_acl *,
22
-
struct t10_pr_registration *, int *, unsigned char *);
23
-
extern u32 iscsi_get_pr_transport_id_len(struct se_portal_group *, struct se_node_acl *,
24
-
struct t10_pr_registration *, int *);
25
-
extern char *iscsi_parse_pr_out_transport_id(struct se_portal_group *,
26
-
const char *, u32 *, char **);
27
-
28
-
#endif /* TARGET_CORE_FABRIC_LIB_H */
+86
-2
include/target/target_core_fabric_ops.h
include/target/target_core_fabric.h
+86
-2
include/target/target_core_fabric_ops.h
include/target/target_core_fabric.h
···
1
-
/* Defined in target_core_configfs.h */
2
-
struct target_fabric_configfs;
1
+
#ifndef TARGET_CORE_FABRIC_H
2
+
#define TARGET_CORE_FABRIC_H
3
3
4
4
struct target_core_fabric_ops {
5
5
struct configfs_subsystem *tf_subsys;
···
103
103
struct config_group *, const char *);
104
104
void (*fabric_drop_nodeacl)(struct se_node_acl *);
105
105
};
106
+
107
+
struct se_session *transport_init_session(void);
108
+
void __transport_register_session(struct se_portal_group *,
109
+
struct se_node_acl *, struct se_session *, void *);
110
+
void transport_register_session(struct se_portal_group *,
111
+
struct se_node_acl *, struct se_session *, void *);
112
+
void transport_free_session(struct se_session *);
113
+
void transport_deregister_session_configfs(struct se_session *);
114
+
void transport_deregister_session(struct se_session *);
115
+
116
+
117
+
void transport_init_se_cmd(struct se_cmd *, struct target_core_fabric_ops *,
118
+
struct se_session *, u32, int, int, unsigned char *);
119
+
int transport_lookup_cmd_lun(struct se_cmd *, u32);
120
+
int transport_generic_allocate_tasks(struct se_cmd *, unsigned char *);
121
+
int transport_handle_cdb_direct(struct se_cmd *);
122
+
int transport_generic_handle_cdb_map(struct se_cmd *);
123
+
int transport_generic_handle_data(struct se_cmd *);
124
+
int transport_generic_map_mem_to_cmd(struct se_cmd *cmd,
125
+
struct scatterlist *, u32, struct scatterlist *, u32);
126
+
void transport_do_task_sg_chain(struct se_cmd *);
127
+
int transport_generic_new_cmd(struct se_cmd *);
128
+
129
+
void transport_generic_process_write(struct se_cmd *);
130
+
131
+
void transport_generic_free_cmd(struct se_cmd *, int);
132
+
133
+
bool transport_wait_for_tasks(struct se_cmd *);
134
+
int transport_check_aborted_status(struct se_cmd *, int);
135
+
int transport_send_check_condition_and_sense(struct se_cmd *, u8, int);
136
+
137
+
void target_get_sess_cmd(struct se_session *, struct se_cmd *);
138
+
int target_put_sess_cmd(struct se_session *, struct se_cmd *);
139
+
void target_splice_sess_cmd_list(struct se_session *);
140
+
void target_wait_for_sess_cmds(struct se_session *, int);
141
+
142
+
int core_alua_check_nonop_delay(struct se_cmd *);
143
+
144
+
struct se_tmr_req *core_tmr_alloc_req(struct se_cmd *, void *, u8, gfp_t);
145
+
void core_tmr_release_req(struct se_tmr_req *);
146
+
int transport_generic_handle_tmr(struct se_cmd *);
147
+
int transport_lookup_tmr_lun(struct se_cmd *, u32);
148
+
149
+
struct se_node_acl *core_tpg_check_initiator_node_acl(struct se_portal_group *,
150
+
unsigned char *);
151
+
void core_tpg_clear_object_luns(struct se_portal_group *);
152
+
struct se_node_acl *core_tpg_add_initiator_node_acl(struct se_portal_group *,
153
+
struct se_node_acl *, const char *, u32);
154
+
int core_tpg_del_initiator_node_acl(struct se_portal_group *,
155
+
struct se_node_acl *, int);
156
+
int core_tpg_set_initiator_node_queue_depth(struct se_portal_group *,
157
+
unsigned char *, u32, int);
158
+
int core_tpg_register(struct target_core_fabric_ops *, struct se_wwn *,
159
+
struct se_portal_group *, void *, int);
160
+
int core_tpg_deregister(struct se_portal_group *);
161
+
162
+
/* SAS helpers */
163
+
u8 sas_get_fabric_proto_ident(struct se_portal_group *);
164
+
u32 sas_get_pr_transport_id(struct se_portal_group *, struct se_node_acl *,
165
+
struct t10_pr_registration *, int *, unsigned char *);
166
+
u32 sas_get_pr_transport_id_len(struct se_portal_group *, struct se_node_acl *,
167
+
struct t10_pr_registration *, int *);
168
+
char *sas_parse_pr_out_transport_id(struct se_portal_group *, const char *,
169
+
u32 *, char **);
170
+
171
+
/* FC helpers */
172
+
u8 fc_get_fabric_proto_ident(struct se_portal_group *);
173
+
u32 fc_get_pr_transport_id(struct se_portal_group *, struct se_node_acl *,
174
+
struct t10_pr_registration *, int *, unsigned char *);
175
+
u32 fc_get_pr_transport_id_len(struct se_portal_group *, struct se_node_acl *,
176
+
struct t10_pr_registration *, int *);
177
+
char *fc_parse_pr_out_transport_id(struct se_portal_group *, const char *,
178
+
u32 *, char **);
179
+
180
+
/* iSCSI helpers */
181
+
u8 iscsi_get_fabric_proto_ident(struct se_portal_group *);
182
+
u32 iscsi_get_pr_transport_id(struct se_portal_group *, struct se_node_acl *,
183
+
struct t10_pr_registration *, int *, unsigned char *);
184
+
u32 iscsi_get_pr_transport_id_len(struct se_portal_group *, struct se_node_acl *,
185
+
struct t10_pr_registration *, int *);
186
+
char *iscsi_parse_pr_out_transport_id(struct se_portal_group *, const char *,
187
+
u32 *, char **);
188
+
189
+
#endif /* TARGET_CORE_FABRICH */
-31
include/target/target_core_tmr.h
-31
include/target/target_core_tmr.h
···
1
-
#ifndef TARGET_CORE_TMR_H
2
-
#define TARGET_CORE_TMR_H
3
-
4
-
/* fabric independent task management function values */
5
-
enum tcm_tmreq_table {
6
-
TMR_ABORT_TASK = 1,
7
-
TMR_ABORT_TASK_SET = 2,
8
-
TMR_CLEAR_ACA = 3,
9
-
TMR_CLEAR_TASK_SET = 4,
10
-
TMR_LUN_RESET = 5,
11
-
TMR_TARGET_WARM_RESET = 6,
12
-
TMR_TARGET_COLD_RESET = 7,
13
-
TMR_FABRIC_TMR = 255,
14
-
};
15
-
16
-
/* fabric independent task management response values */
17
-
enum tcm_tmrsp_table {
18
-
TMR_FUNCTION_COMPLETE = 0,
19
-
TMR_TASK_DOES_NOT_EXIST = 1,
20
-
TMR_LUN_DOES_NOT_EXIST = 2,
21
-
TMR_TASK_STILL_ALLEGIANT = 3,
22
-
TMR_TASK_FAILOVER_NOT_SUPPORTED = 4,
23
-
TMR_TASK_MGMT_FUNCTION_NOT_SUPPORTED = 5,
24
-
TMR_FUNCTION_AUTHORIZATION_FAILED = 6,
25
-
TMR_FUNCTION_REJECTED = 255,
26
-
};
27
-
28
-
extern struct se_tmr_req *core_tmr_alloc_req(struct se_cmd *, void *, u8, gfp_t);
29
-
extern void core_tmr_release_req(struct se_tmr_req *);
30
-
31
-
#endif /* TARGET_CORE_TMR_H */
-22
include/target/target_core_tpg.h
-22
include/target/target_core_tpg.h
···
1
-
#ifndef TARGET_CORE_TPG_H
2
-
#define TARGET_CORE_TPG_H
3
-
4
-
extern struct se_node_acl *core_tpg_check_initiator_node_acl(
5
-
struct se_portal_group *,
6
-
unsigned char *);
7
-
extern void core_tpg_clear_object_luns(struct se_portal_group *);
8
-
extern struct se_node_acl *core_tpg_add_initiator_node_acl(
9
-
struct se_portal_group *,
10
-
struct se_node_acl *,
11
-
const char *, u32);
12
-
extern int core_tpg_del_initiator_node_acl(struct se_portal_group *,
13
-
struct se_node_acl *, int);
14
-
extern int core_tpg_set_initiator_node_queue_depth(struct se_portal_group *,
15
-
unsigned char *, u32, int);
16
-
extern int core_tpg_register(struct target_core_fabric_ops *,
17
-
struct se_wwn *,
18
-
struct se_portal_group *, void *,
19
-
int);
20
-
extern int core_tpg_deregister(struct se_portal_group *);
21
-
22
-
#endif /* TARGET_CORE_TPG_H */
-256
include/target/target_core_transport.h
-256
include/target/target_core_transport.h
···
1
-
#ifndef TARGET_CORE_TRANSPORT_H
2
-
#define TARGET_CORE_TRANSPORT_H
3
-
4
-
#define TARGET_CORE_VERSION TARGET_CORE_MOD_VERSION
5
-
6
-
/* Attempts before moving from SHORT to LONG */
7
-
#define PYX_TRANSPORT_WINDOW_CLOSED_THRESHOLD 3
8
-
#define PYX_TRANSPORT_WINDOW_CLOSED_WAIT_SHORT 3 /* In milliseconds */
9
-
#define PYX_TRANSPORT_WINDOW_CLOSED_WAIT_LONG 10 /* In milliseconds */
10
-
11
-
#define PYX_TRANSPORT_STATUS_INTERVAL 5 /* In seconds */
12
-
13
-
#define TRANSPORT_PLUGIN_PHBA_PDEV 1
14
-
#define TRANSPORT_PLUGIN_VHBA_PDEV 2
15
-
#define TRANSPORT_PLUGIN_VHBA_VDEV 3
16
-
17
-
/*
18
-
* struct se_subsystem_dev->su_dev_flags
19
-
*/
20
-
#define SDF_FIRMWARE_VPD_UNIT_SERIAL 0x00000001
21
-
#define SDF_EMULATED_VPD_UNIT_SERIAL 0x00000002
22
-
#define SDF_USING_UDEV_PATH 0x00000004
23
-
#define SDF_USING_ALIAS 0x00000008
24
-
25
-
/*
26
-
* struct se_device->dev_flags
27
-
*/
28
-
#define DF_READ_ONLY 0x00000001
29
-
#define DF_SPC2_RESERVATIONS 0x00000002
30
-
#define DF_SPC2_RESERVATIONS_WITH_ISID 0x00000004
31
-
32
-
/* struct se_dev_attrib sanity values */
33
-
/* Default max_unmap_lba_count */
34
-
#define DA_MAX_UNMAP_LBA_COUNT 0
35
-
/* Default max_unmap_block_desc_count */
36
-
#define DA_MAX_UNMAP_BLOCK_DESC_COUNT 0
37
-
/* Default unmap_granularity */
38
-
#define DA_UNMAP_GRANULARITY_DEFAULT 0
39
-
/* Default unmap_granularity_alignment */
40
-
#define DA_UNMAP_GRANULARITY_ALIGNMENT_DEFAULT 0
41
-
/* Emulation for Direct Page Out */
42
-
#define DA_EMULATE_DPO 0
43
-
/* Emulation for Forced Unit Access WRITEs */
44
-
#define DA_EMULATE_FUA_WRITE 1
45
-
/* Emulation for Forced Unit Access READs */
46
-
#define DA_EMULATE_FUA_READ 0
47
-
/* Emulation for WriteCache and SYNCHRONIZE_CACHE */
48
-
#define DA_EMULATE_WRITE_CACHE 0
49
-
/* Emulation for UNIT ATTENTION Interlock Control */
50
-
#define DA_EMULATE_UA_INTLLCK_CTRL 0
51
-
/* Emulation for TASK_ABORTED status (TAS) by default */
52
-
#define DA_EMULATE_TAS 1
53
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/* Emulation for Thin Provisioning UNMAP using block/blk-lib.c:blkdev_issue_discard() */
54
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#define DA_EMULATE_TPU 0
55
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/*
56
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* Emulation for Thin Provisioning WRITE_SAME w/ UNMAP=1 bit using
57
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* block/blk-lib.c:blkdev_issue_discard()
58
-
*/
59
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#define DA_EMULATE_TPWS 0
60
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/* No Emulation for PSCSI by default */
61
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#define DA_EMULATE_RESERVATIONS 0
62
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/* No Emulation for PSCSI by default */
63
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#define DA_EMULATE_ALUA 0
64
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/* Enforce SCSI Initiator Port TransportID with 'ISID' for PR */
65
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#define DA_ENFORCE_PR_ISIDS 1
66
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#define DA_STATUS_MAX_SECTORS_MIN 16
67
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#define DA_STATUS_MAX_SECTORS_MAX 8192
68
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/* By default don't report non-rotating (solid state) medium */
69
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#define DA_IS_NONROT 0
70
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/* Queue Algorithm Modifier default for restricted reordering in control mode page */
71
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#define DA_EMULATE_REST_REORD 0
72
-
73
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#define SE_MODE_PAGE_BUF 512
74
-
75
-
#define MOD_MAX_SECTORS(ms, bs) (ms % (PAGE_SIZE / bs))
76
-
77
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struct se_subsystem_api;
78
-
79
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extern int transport_subsystem_register(struct se_subsystem_api *);
80
-
extern void transport_subsystem_release(struct se_subsystem_api *);
81
-
extern struct se_session *transport_init_session(void);
82
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extern void __transport_register_session(struct se_portal_group *,
83
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struct se_node_acl *,
84
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struct se_session *, void *);
85
-
extern void transport_register_session(struct se_portal_group *,
86
-
struct se_node_acl *,
87
-
struct se_session *, void *);
88
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extern void transport_free_session(struct se_session *);
89
-
extern void transport_deregister_session_configfs(struct se_session *);
90
-
extern void transport_deregister_session(struct se_session *);
91
-
extern void transport_complete_sync_cache(struct se_cmd *, int);
92
-
extern void transport_complete_task(struct se_task *, int);
93
-
94
-
extern void transport_set_vpd_proto_id(struct t10_vpd *, unsigned char *);
95
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extern int transport_set_vpd_assoc(struct t10_vpd *, unsigned char *);
96
-
extern int transport_set_vpd_ident_type(struct t10_vpd *, unsigned char *);
97
-
extern int transport_set_vpd_ident(struct t10_vpd *, unsigned char *);
98
-
99
-
extern struct se_device *transport_add_device_to_core_hba(struct se_hba *,
100
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struct se_subsystem_api *,
101
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struct se_subsystem_dev *, u32,
102
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void *, struct se_dev_limits *,
103
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const char *, const char *);
104
-
extern void transport_init_se_cmd(struct se_cmd *,
105
-
struct target_core_fabric_ops *,
106
-
struct se_session *, u32, int, int,
107
-
unsigned char *);
108
-
void *transport_kmap_first_data_page(struct se_cmd *cmd);
109
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void transport_kunmap_first_data_page(struct se_cmd *cmd);
110
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extern int transport_generic_allocate_tasks(struct se_cmd *, unsigned char *);
111
-
extern int transport_handle_cdb_direct(struct se_cmd *);
112
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extern int transport_generic_handle_cdb_map(struct se_cmd *);
113
-
extern int transport_generic_handle_data(struct se_cmd *);
114
-
extern int transport_generic_handle_tmr(struct se_cmd *);
115
-
extern int transport_generic_map_mem_to_cmd(struct se_cmd *cmd, struct scatterlist *, u32,
116
-
struct scatterlist *, u32);
117
-
extern bool transport_wait_for_tasks(struct se_cmd *);
118
-
extern int transport_check_aborted_status(struct se_cmd *, int);
119
-
extern int transport_send_check_condition_and_sense(struct se_cmd *, u8, int);
120
-
extern void transport_generic_free_cmd(struct se_cmd *, int);
121
-
extern void target_get_sess_cmd(struct se_session *, struct se_cmd *);
122
-
extern int target_put_sess_cmd(struct se_session *, struct se_cmd *);
123
-
extern void target_splice_sess_cmd_list(struct se_session *);
124
-
extern void target_wait_for_sess_cmds(struct se_session *, int);
125
-
extern void transport_do_task_sg_chain(struct se_cmd *);
126
-
extern void transport_generic_process_write(struct se_cmd *);
127
-
extern int transport_generic_new_cmd(struct se_cmd *);
128
-
/* From target_core_alua.c */
129
-
extern int core_alua_check_nonop_delay(struct se_cmd *);
130
-
/* From target_core_cdb.c */
131
-
extern void target_get_task_cdb(struct se_task *task, unsigned char *cdb);
132
-
133
-
/*
134
-
* Each se_transport_task_t can have N number of possible struct se_task's
135
-
* for the storage transport(s) to possibly execute.
136
-
* Used primarily for splitting up CDBs that exceed the physical storage
137
-
* HBA's maximum sector count per task.
138
-
*/
139
-
struct se_mem {
140
-
struct page *se_page;
141
-
u32 se_len;
142
-
u32 se_off;
143
-
struct list_head se_list;
144
-
} ____cacheline_aligned;
145
-
146
-
/*
147
-
* Each type of disk transport supported MUST have a template defined
148
-
* within its .h file.
149
-
*/
150
-
struct se_subsystem_api {
151
-
/*
152
-
* The Name. :-)
153
-
*/
154
-
char name[16];
155
-
/*
156
-
* Transport Type.
157
-
*/
158
-
u8 transport_type;
159
-
160
-
unsigned int fua_write_emulated : 1;
161
-
unsigned int write_cache_emulated : 1;
162
-
163
-
/*
164
-
* struct module for struct se_hba references
165
-
*/
166
-
struct module *owner;
167
-
/*
168
-
* Used for global se_subsystem_api list_head
169
-
*/
170
-
struct list_head sub_api_list;
171
-
/*
172
-
* attach_hba():
173
-
*/
174
-
int (*attach_hba)(struct se_hba *, u32);
175
-
/*
176
-
* detach_hba():
177
-
*/
178
-
void (*detach_hba)(struct se_hba *);
179
-
/*
180
-
* pmode_hba(): Used for TCM/pSCSI subsystem plugin HBA ->
181
-
* Linux/SCSI struct Scsi_Host passthrough
182
-
*/
183
-
int (*pmode_enable_hba)(struct se_hba *, unsigned long);
184
-
/*
185
-
* allocate_virtdevice():
186
-
*/
187
-
void *(*allocate_virtdevice)(struct se_hba *, const char *);
188
-
/*
189
-
* create_virtdevice(): Only for Virtual HBAs
190
-
*/
191
-
struct se_device *(*create_virtdevice)(struct se_hba *,
192
-
struct se_subsystem_dev *, void *);
193
-
/*
194
-
* free_device():
195
-
*/
196
-
void (*free_device)(void *);
197
-
198
-
/*
199
-
* transport_complete():
200
-
*
201
-
* Use transport_generic_complete() for majority of DAS transport
202
-
* drivers. Provided out of convenience.
203
-
*/
204
-
int (*transport_complete)(struct se_task *task);
205
-
struct se_task *(*alloc_task)(unsigned char *cdb);
206
-
/*
207
-
* do_task():
208
-
*/
209
-
int (*do_task)(struct se_task *);
210
-
/*
211
-
* Used by virtual subsystem plugins IBLOCK and FILEIO to emulate
212
-
* UNMAP and WRITE_SAME_* w/ UNMAP=1 <-> Linux/Block Discard
213
-
*/
214
-
int (*do_discard)(struct se_device *, sector_t, u32);
215
-
/*
216
-
* Used by virtual subsystem plugins IBLOCK and FILEIO to emulate
217
-
* SYNCHRONIZE_CACHE_* <-> Linux/Block blkdev_issue_flush()
218
-
*/
219
-
void (*do_sync_cache)(struct se_task *);
220
-
/*
221
-
* free_task():
222
-
*/
223
-
void (*free_task)(struct se_task *);
224
-
/*
225
-
* check_configfs_dev_params():
226
-
*/
227
-
ssize_t (*check_configfs_dev_params)(struct se_hba *, struct se_subsystem_dev *);
228
-
/*
229
-
* set_configfs_dev_params():
230
-
*/
231
-
ssize_t (*set_configfs_dev_params)(struct se_hba *, struct se_subsystem_dev *,
232
-
const char *, ssize_t);
233
-
/*
234
-
* show_configfs_dev_params():
235
-
*/
236
-
ssize_t (*show_configfs_dev_params)(struct se_hba *, struct se_subsystem_dev *,
237
-
char *);
238
-
/*
239
-
* get_device_rev():
240
-
*/
241
-
u32 (*get_device_rev)(struct se_device *);
242
-
/*
243
-
* get_device_type():
244
-
*/
245
-
u32 (*get_device_type)(struct se_device *);
246
-
/*
247
-
* Get the sector_t from a subsystem backstore..
248
-
*/
249
-
sector_t (*get_blocks)(struct se_device *);
250
-
/*
251
-
* get_sense_buffer():
252
-
*/
253
-
unsigned char *(*get_sense_buffer)(struct se_task *);
254
-
} ____cacheline_aligned;
255
-
256
-
#endif /* TARGET_CORE_TRANSPORT_H */