diff options
author | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-10-19 17:06:36 -0400 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-10-19 17:06:36 -0400 |
commit | 809b4e00baf006a990a73329ba381d536c6fa277 (patch) | |
tree | e949e0efd019d6f932537aba762792b07a84351c /arch/arm/kernel/entry-common.S | |
parent | a0a55682b83fd5f012afadcf415b030d7424ae68 (diff) | |
parent | 79a94c3538bda6869d7bb150b5e02dd3a72314dd (diff) |
Merge branch 'devel-stable' into devel
Diffstat (limited to 'arch/arm/kernel/entry-common.S')
-rw-r--r-- | arch/arm/kernel/entry-common.S | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S index 2d23ad985180..8bfa98757cd2 100644 --- a/arch/arm/kernel/entry-common.S +++ b/arch/arm/kernel/entry-common.S | |||
@@ -334,7 +334,6 @@ ENTRY(vector_swi) | |||
334 | 334 | ||
335 | get_thread_info tsk | 335 | get_thread_info tsk |
336 | adr tbl, sys_call_table @ load syscall table pointer | 336 | adr tbl, sys_call_table @ load syscall table pointer |
337 | ldr ip, [tsk, #TI_FLAGS] @ check for syscall tracing | ||
338 | 337 | ||
339 | #if defined(CONFIG_OABI_COMPAT) | 338 | #if defined(CONFIG_OABI_COMPAT) |
340 | /* | 339 | /* |
@@ -351,8 +350,20 @@ ENTRY(vector_swi) | |||
351 | eor scno, scno, #__NR_SYSCALL_BASE @ check OS number | 350 | eor scno, scno, #__NR_SYSCALL_BASE @ check OS number |
352 | #endif | 351 | #endif |
353 | 352 | ||
353 | ldr r10, [tsk, #TI_FLAGS] @ check for syscall tracing | ||
354 | stmdb sp!, {r4, r5} @ push fifth and sixth args | 354 | stmdb sp!, {r4, r5} @ push fifth and sixth args |
355 | tst ip, #_TIF_SYSCALL_TRACE @ are we tracing syscalls? | 355 | |
356 | #ifdef CONFIG_SECCOMP | ||
357 | tst r10, #_TIF_SECCOMP | ||
358 | beq 1f | ||
359 | mov r0, scno | ||
360 | bl __secure_computing | ||
361 | add r0, sp, #S_R0 + S_OFF @ pointer to regs | ||
362 | ldmia r0, {r0 - r3} @ have to reload r0 - r3 | ||
363 | 1: | ||
364 | #endif | ||
365 | |||
366 | tst r10, #_TIF_SYSCALL_TRACE @ are we tracing syscalls? | ||
356 | bne __sys_trace | 367 | bne __sys_trace |
357 | 368 | ||
358 | cmp scno, #NR_syscalls @ check upper syscall limit | 369 | cmp scno, #NR_syscalls @ check upper syscall limit |