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Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
parisc: add skeleton syscall.h
Needed for lib/syscall.c when HAVE_ARCH_TRACEHOOK.
Signed-off-by: Kyle McMartin <kyle@mcmartin.ca>
authored by
Kyle McMartin
and committed by
Kyle McMartin
40e03b68
ecd3d4bc
+44
-1
+4
-1
arch/parisc/include/asm/ptrace.h
+4
-1
arch/parisc/include/asm/ptrace.h
···
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#define user_mode(regs) (((regs)->iaoq[0] & 3) ? 1 : 0)
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#define user_space(regs) (((regs)->iasq[1] != 0) ? 1 : 0)
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#define instruction_pointer(regs) ((regs)->iaoq[0] & ~3)
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#define user_stack_pointer(regs) ((regs)->gr[30])
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unsigned long profile_pc(struct pt_regs *);
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extern void show_regs(struct pt_regs *);
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#endif
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#endif /* __KERNEL__ */
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#endif
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arch/parisc/include/asm/syscall.h
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arch/parisc/include/asm/syscall.h
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/* syscall.h */
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#ifndef _ASM_PARISC_SYSCALL_H_
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#define _ASM_PARISC_SYSCALL_H_
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#include <linux/err.h>
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#include <asm/ptrace.h>
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static inline long syscall_get_nr(struct task_struct *tsk,
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struct pt_regs *regs)
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{
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return regs->gr[20];
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}
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static inline void syscall_get_arguments(struct task_struct *tsk,
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struct pt_regs *regs, unsigned int i,
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unsigned int n, unsigned long *args)
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{
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BUG_ON(i);
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switch (n) {
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case 6:
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args[5] = regs->gr[21];
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case 5:
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args[4] = regs->gr[22];
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case 4:
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args[3] = regs->gr[23];
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case 3:
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args[2] = regs->gr[24];
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case 2:
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args[1] = regs->gr[25];
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case 1:
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args[0] = regs->gr[26];
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break;
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default:
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BUG();
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}
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}
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#endif /*_ASM_PARISC_SYSCALL_H_*/