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authorRussell King <rmk+kernel@arm.linux.org.uk>2010-10-19 17:06:36 -0400
committerRussell King <rmk+kernel@arm.linux.org.uk>2010-10-19 17:06:36 -0400
commit809b4e00baf006a990a73329ba381d536c6fa277 (patch)
treee949e0efd019d6f932537aba762792b07a84351c /arch/arm/kernel/entry-common.S
parenta0a55682b83fd5f012afadcf415b030d7424ae68 (diff)
parent79a94c3538bda6869d7bb150b5e02dd3a72314dd (diff)
Merge branch 'devel-stable' into devel
Diffstat (limited to 'arch/arm/kernel/entry-common.S')
-rw-r--r--arch/arm/kernel/entry-common.S15
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
3631:
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