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authorBrian Gerst <brgerst@gmail.com>2020-03-13 15:51:32 -0400
committerThomas Gleixner <tglx@linutronix.de>2020-03-21 16:03:20 +0100
commitcc42c045af1ff4dee875196f8fe7d6ed1f29ea64 (patch)
treea56e67651ad9ce1a480d735272d353ede76cd096 /arch/x86/include
parent27dd84fafcd5e3c565164bb303fe8ec8ef59e147 (diff)
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')
-rw-r--r--arch/x86/include/asm/syscall_wrapper.h3
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 \

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