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x32: Add x32 system calls to syscall/syscall_64.tbl

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Split the 64-bit system calls into "64" (64-bit only) and "common"
(64-bit or x32) and add the x32 system call numbers.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
This commit is contained in:
H. Peter Anvin
2012-02-14 14:18:50 -08:00
parent 2c73ce7346
commit 6630f11ba5
6 changed files with 317 additions and 274 deletions
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2
arch/x86/kernel/asm-offsets_64.c
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@@ -1,6 +1,8 @@
#include <asm/ia32.h>
#define __SYSCALL_64(nr, sym, compat) [nr] = 1,
#define __SYSCALL_COMMON(nr, sym, compat) [nr] = 1,
#define __SYSCALL_X32(nr, sym, compat) /* Not yet */
static char syscalls_64[] = {
#include <asm/syscalls_64.h>
};

3
arch/x86/kernel/syscall_64.c
View File

@@ -5,6 +5,9 @@
#include <linux/cache.h>
#include <asm/asm-offsets.h>
#define __SYSCALL_COMMON(nr, sym, compat) __SYSCALL_64(nr, sym, compat)
#define __SYSCALL_X32(nr, sym, compat) /* Not yet */
#define __SYSCALL_64(nr, sym, compat) extern asmlinkage void sym(void) ;
#include <asm/syscalls_64.h>
#undef __SYSCALL_64