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| author | Brian Gerst <brgerst@gmail.com> | 2020-03-13 22:51:32 +0300 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2020-03-21 18:03:20 +0300 |
| commit | cc42c045af1ff4dee875196f8fe7d6ed1f29ea64 (patch) | |
| tree | a56e67651ad9ce1a480d735272d353ede76cd096 /arch/x86/include/asm/syscall_wrapper.h | |
| parent | 27dd84fafcd5e3c565164bb303fe8ec8ef59e147 (diff) | |
| download | linux-cc42c045af1ff4dee875196f8fe7d6ed1f29ea64.tar.xz | |
x86/entry/64: Move sys_ni_syscall stub to common.c
so it can be available to multiple syscall tables. Also directly return
-ENOSYS instead of bouncing to the generic sys_ni_syscall().
Signed-off-by: Brian Gerst <brgerst@gmail.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/20200313195144.164260-7-brgerst@gmail.com
Diffstat (limited to 'arch/x86/include/asm/syscall_wrapper.h')
| -rw-r--r-- | arch/x86/include/asm/syscall_wrapper.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/include/asm/syscall_wrapper.h b/arch/x86/include/asm/syscall_wrapper.h index 1d96ccebc0d2..0f126e40a464 100644 --- a/arch/x86/include/asm/syscall_wrapper.h +++ b/arch/x86/include/asm/syscall_wrapper.h @@ -8,6 +8,9 @@ struct pt_regs; +extern asmlinkage long __x64_sys_ni_syscall(const struct pt_regs *regs); +extern asmlinkage long __ia32_sys_ni_syscall(const struct pt_regs *regs); + /* Mapping of registers to parameters for syscalls on x86-64 and x32 */ #define SC_X86_64_REGS_TO_ARGS(x, ...) \ __MAP(x,__SC_ARGS \ |