diff options
Diffstat (limited to 'arch/x86/kernel/entry_32.S')
-rw-r--r-- | arch/x86/kernel/entry_32.S | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/arch/x86/kernel/entry_32.S b/arch/x86/kernel/entry_32.S index b553ed89e5f5..344b63f18d14 100644 --- a/arch/x86/kernel/entry_32.S +++ b/arch/x86/kernel/entry_32.S | |||
@@ -447,15 +447,14 @@ sysenter_exit: | |||
447 | sysenter_audit: | 447 | sysenter_audit: |
448 | testl $(_TIF_WORK_SYSCALL_ENTRY & ~_TIF_SYSCALL_AUDIT),TI_flags(%ebp) | 448 | testl $(_TIF_WORK_SYSCALL_ENTRY & ~_TIF_SYSCALL_AUDIT),TI_flags(%ebp) |
449 | jnz syscall_trace_entry | 449 | jnz syscall_trace_entry |
450 | addl $4,%esp | 450 | /* movl PT_EAX(%esp), %eax already set, syscall number: 1st arg to audit */ |
451 | CFI_ADJUST_CFA_OFFSET -4 | 451 | movl PT_EBX(%esp), %edx /* ebx/a0: 2nd arg to audit */ |
452 | movl %esi,4(%esp) /* 5th arg: 4th syscall arg */ | 452 | /* movl PT_ECX(%esp), %ecx already set, a1: 3nd arg to audit */ |
453 | movl %edx,(%esp) /* 4th arg: 3rd syscall arg */ | 453 | pushl_cfi PT_ESI(%esp) /* a3: 5th arg */ |
454 | /* %ecx already in %ecx 3rd arg: 2nd syscall arg */ | 454 | pushl_cfi PT_EDX+4(%esp) /* a2: 4th arg */ |
455 | movl %ebx,%edx /* 2nd arg: 1st syscall arg */ | ||
456 | /* %eax already in %eax 1st arg: syscall number */ | ||
457 | call __audit_syscall_entry | 455 | call __audit_syscall_entry |
458 | pushl_cfi %ebx | 456 | popl_cfi %ecx /* get that remapped edx off the stack */ |
457 | popl_cfi %ecx /* get that remapped esi off the stack */ | ||
459 | movl PT_EAX(%esp),%eax /* reload syscall number */ | 458 | movl PT_EAX(%esp),%eax /* reload syscall number */ |
460 | jmp sysenter_do_call | 459 | jmp sysenter_do_call |
461 | 460 | ||