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MIPS: Hook up name_to_handle_at, open_by_handle_at and clock_adjtime syscalls.

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These system calls we recently added.

32-bit ABIs need compat handling for sys_clock_adjtime().

o32 also needs compat handling for sys_open_by_handle_at();

Signed-off-by: David Daney <ddaney@caviumnetworks.com>
To: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/2165/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
David Daney 2011-03-18 10:37:23 -07:00 committed by Ralf Baechle
parent fbaa4e2a19
commit 84ed94323e
5 changed files with 27 additions and 6 deletions
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21
arch/mips/include/asm/unistd.h
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@ -359,16 +359,19 @@
#define __NR_fanotify_init (__NR_Linux + 336)
#define __NR_fanotify_mark (__NR_Linux + 337)
#define __NR_prlimit64 (__NR_Linux + 338)
#define __NR_name_to_handle_at (__NR_Linux + 339)
#define __NR_open_by_handle_at (__NR_Linux + 340)
#define __NR_clock_adjtime (__NR_Linux + 341)
/*
* Offset of the last Linux o32 flavoured syscall
*/
#define __NR_Linux_syscalls 338
#define __NR_Linux_syscalls 341
#endif /* _MIPS_SIM == _MIPS_SIM_ABI32 */
#define __NR_O32_Linux 4000
#define __NR_O32_Linux_syscalls 338
#define __NR_O32_Linux_syscalls 341
#if _MIPS_SIM == _MIPS_SIM_ABI64
@ -674,16 +677,19 @@
#define __NR_fanotify_init (__NR_Linux + 295)
#define __NR_fanotify_mark (__NR_Linux + 296)
#define __NR_prlimit64 (__NR_Linux + 297)
#define __NR_name_to_handle_at (__NR_Linux + 298)
#define __NR_open_by_handle_at (__NR_Linux + 299)
#define __NR_clock_adjtime (__NR_Linux + 300)
/*
* Offset of the last Linux 64-bit flavoured syscall
*/
#define __NR_Linux_syscalls 297
#define __NR_Linux_syscalls 300
#endif /* _MIPS_SIM == _MIPS_SIM_ABI64 */
#define __NR_64_Linux 5000
#define __NR_64_Linux_syscalls 297
#define __NR_64_Linux_syscalls 300
#if _MIPS_SIM == _MIPS_SIM_NABI32
@ -994,16 +1000,19 @@
#define __NR_fanotify_init (__NR_Linux + 300)
#define __NR_fanotify_mark (__NR_Linux + 301)
#define __NR_prlimit64 (__NR_Linux + 302)
#define __NR_name_to_handle_at (__NR_Linux + 303)
#define __NR_open_by_handle_at (__NR_Linux + 304)
#define __NR_clock_adjtime (__NR_Linux + 305)
/*
* Offset of the last N32 flavoured syscall
*/
#define __NR_Linux_syscalls 302
#define __NR_Linux_syscalls 305
#endif /* _MIPS_SIM == _MIPS_SIM_NABI32 */
#define __NR_N32_Linux 6000
#define __NR_N32_Linux_syscalls 302
#define __NR_N32_Linux_syscalls 305
#ifdef __KERNEL__

3
arch/mips/kernel/scall32-o32.S
View File

@ -586,6 +586,9 @@ einval: li v0, -ENOSYS
sys sys_fanotify_init 2
sys sys_fanotify_mark 6
sys sys_prlimit64 4
sys sys_name_to_handle_at 5
sys sys_open_by_handle_at 3 /* 4340 */
sys sys_clock_adjtime 2
.endm
/* We pre-compute the number of _instruction_ bytes needed to

3
arch/mips/kernel/scall64-64.S
View File

@ -425,4 +425,7 @@ sys_call_table:
PTR sys_fanotify_init /* 5295 */
PTR sys_fanotify_mark
PTR sys_prlimit64
PTR sys_name_to_handle_at
PTR sys_open_by_handle_at
PTR sys_clock_adjtime /* 5300 */
.size sys_call_table,.-sys_call_table

3
arch/mips/kernel/scall64-n32.S
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@ -425,4 +425,7 @@ EXPORT(sysn32_call_table)
PTR sys_fanotify_init /* 6300 */
PTR sys_fanotify_mark
PTR sys_prlimit64
PTR sys_name_to_handle_at
PTR sys_open_by_handle_at
PTR compat_sys_clock_adjtime /* 6305 */
.size sysn32_call_table,.-sysn32_call_table

3
arch/mips/kernel/scall64-o32.S
View File

@ -543,4 +543,7 @@ sys_call_table:
PTR sys_fanotify_init
PTR sys_32_fanotify_mark
PTR sys_prlimit64
PTR sys_name_to_handle_at
PTR compat_sys_open_by_handle_at /* 4340 */
PTR compat_sys_clock_adjtime
.size sys_call_table,.-sys_call_table