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ARM: reserve syscall 378 for kcmp

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kcmp has appeared on x86, but has not been noticed because
checksyscalls.sh is broken at the moment.  Reserve ARM syscall 378
for this should we ever need it, and add an __IGNORE entry for this
unimplemented syscall.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2012-09-21 17:55:20 +01:00
parent d99a910a00
commit bf619faece
2 changed files with 3 additions and 0 deletions
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2
arch/arm/include/asm/unistd.h
View File

@ -404,6 +404,7 @@
#define __NR_setns (__NR_SYSCALL_BASE+375)
#define __NR_process_vm_readv (__NR_SYSCALL_BASE+376)
#define __NR_process_vm_writev (__NR_SYSCALL_BASE+377)
/* 378 for kcmp */
/*
* The following SWIs are ARM private.
@ -483,6 +484,7 @@
*/
#define __IGNORE_fadvise64_64
#define __IGNORE_migrate_pages
#define __IGNORE_kcmp
#endif /* __KERNEL__ */
#endif /* __ASM_ARM_UNISTD_H */

1
arch/arm/kernel/calls.S
View File

@ -387,6 +387,7 @@
/* 375 */ CALL(sys_setns)
CALL(sys_process_vm_readv)
CALL(sys_process_vm_writev)
CALL(sys_ni_syscall) /* reserved for sys_kcmp */
#ifndef syscalls_counted
.equ syscalls_padding, ((NR_syscalls + 3) & ~3) - NR_syscalls
#define syscalls_counted