mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-25 07:36:36 +07:00
f8781c4a22
Removing CONFIG_SYSCALL_PTREGS from arch/x86/Kconfig and simply selecting ARCH_HAS_SYSCALL_WRAPPER unconditionally on x86-64 allows us to simplify several codepaths. Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net> Acked-by: Linus Torvalds <torvalds@linux-foundation.org> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Andy Lutomirski <luto@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Brian Gerst <brgerst@gmail.com> Cc: Denys Vlasenko <dvlasenk@redhat.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Josh Poimboeuf <jpoimboe@redhat.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/20180405095307.3730-7-linux@dominikbrodowski.net Signed-off-by: Ingo Molnar <mingo@kernel.org>
26 lines
774 B
C
26 lines
774 B
C
// SPDX-License-Identifier: GPL-2.0
|
|
/* System call table for x86-64. */
|
|
|
|
#include <linux/linkage.h>
|
|
#include <linux/sys.h>
|
|
#include <linux/cache.h>
|
|
#include <asm/asm-offsets.h>
|
|
#include <asm/syscall.h>
|
|
|
|
/* this is a lie, but it does not hurt as sys_ni_syscall just returns -EINVAL */
|
|
extern asmlinkage long sys_ni_syscall(const struct pt_regs *);
|
|
#define __SYSCALL_64(nr, sym, qual) extern asmlinkage long sym(const struct pt_regs *);
|
|
#include <asm/syscalls_64.h>
|
|
#undef __SYSCALL_64
|
|
|
|
#define __SYSCALL_64(nr, sym, qual) [nr] = sym,
|
|
|
|
asmlinkage const sys_call_ptr_t sys_call_table[__NR_syscall_max+1] = {
|
|
/*
|
|
* Smells like a compiler bug -- it doesn't work
|
|
* when the & below is removed.
|
|
*/
|
|
[0 ... __NR_syscall_max] = &sys_ni_syscall,
|
|
#include <asm/syscalls_64.h>
|
|
};
|