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x86/syscalls: Add prototypes for C syscall callbacks

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.. in order to fix a couple of -Wmissing-prototypes warnings.

No functional change.

 [ bp: Massage commit message and drop newlines. ]

Signed-off-by: Benjamin Thiel <b.thiel@posteo.de>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lkml.kernel.org/r/20200123152754.20149-1-b.thiel@posteo.de
This commit is contained in:
Benjamin Thiel 2020-01-23 16:27:54 +01:00 committed by Borislav Petkov
parent cdcb58cc05
commit 99ce3255fd
2 changed files with 6 additions and 0 deletions
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1
arch/x86/entry/common.c
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@ -34,6 +34,7 @@
#include <asm/fpu/api.h>
#include <asm/nospec-branch.h>
#include <asm/io_bitmap.h>
#include <asm/syscall.h>
#define CREATE_TRACE_POINTS
#include <trace/events/syscalls.h>

5
arch/x86/include/asm/syscall.h
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@ -168,6 +168,11 @@ static inline int syscall_get_arch(struct task_struct *task)
task->thread_info.status & TS_COMPAT)
? AUDIT_ARCH_I386 : AUDIT_ARCH_X86_64;
}
void do_syscall_64(unsigned long nr, struct pt_regs *regs);
void do_int80_syscall_32(struct pt_regs *regs);
long do_fast_syscall_32(struct pt_regs *regs);
#endif /* CONFIG_X86_32 */
#endif /* _ASM_X86_SYSCALL_H */