tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
GFS2: Reduce struct gfs2_trans in size
A couple of "int" fields were being used as boolean values
so we can make them bitfields of one bit, and put them in
what might otherwise be a hole in the structure with 64
bit alignment.
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
+3
-3
+2
-2
fs/gfs2/incore.h
+2
-2
fs/gfs2/incore.h
···
462
462
unsigned int tr_blocks;
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463
unsigned int tr_revokes;
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unsigned int tr_reserved;
465
+
unsigned int tr_touched:1;
466
+
unsigned int tr_attached:1;
465
467
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struct gfs2_holder tr_t_gh;
467
469
468
-
int tr_touched;
469
-
int tr_attached;
470
470
471
471
unsigned int tr_num_buf_new;
472
472
unsigned int tr_num_databuf_new;
+1
-1
fs/gfs2/trans.c
+1
-1
fs/gfs2/trans.c
···
98
98
{
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99
printk(KERN_WARNING "GFS2: Transaction created at: %pSR\n",
100
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(void *)tr->tr_ip);
101
-
printk(KERN_WARNING "GFS2: blocks=%u revokes=%u reserved=%u touched=%d\n",
101
+
printk(KERN_WARNING "GFS2: blocks=%u revokes=%u reserved=%u touched=%u\n",
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tr->tr_blocks, tr->tr_revokes, tr->tr_reserved, tr->tr_touched);
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printk(KERN_WARNING "GFS2: Buf %u/%u Databuf %u/%u Revoke %u/%u\n",
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tr->tr_num_buf_new, tr->tr_num_buf_rm,