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-rw-r--r--arch/ppc/kernel/entry.S16
1 files changed, 9 insertions, 7 deletions
diff --git a/arch/ppc/kernel/entry.S b/arch/ppc/kernel/entry.S
index 5f075dbc4ee7..661523707e8c 100644
--- a/arch/ppc/kernel/entry.S
+++ b/arch/ppc/kernel/entry.S
@@ -202,7 +202,7 @@ _GLOBAL(DoSyscall)
202 rlwinm r11,r11,0,~_TIFL_FORCE_NOERROR 202 rlwinm r11,r11,0,~_TIFL_FORCE_NOERROR
203 stw r11,TI_LOCAL_FLAGS(r10) 203 stw r11,TI_LOCAL_FLAGS(r10)
204 lwz r11,TI_FLAGS(r10) 204 lwz r11,TI_FLAGS(r10)
205 andi. r11,r11,_TIF_SYSCALL_TRACE 205 andi. r11,r11,_TIF_SYSCALL_T_OR_A
206 bne- syscall_dotrace 206 bne- syscall_dotrace
207syscall_dotrace_cont: 207syscall_dotrace_cont:
208 cmplwi 0,r0,NR_syscalls 208 cmplwi 0,r0,NR_syscalls
@@ -237,7 +237,7 @@ ret_from_syscall:
237 SYNC 237 SYNC
238 MTMSRD(r10) 238 MTMSRD(r10)
239 lwz r9,TI_FLAGS(r12) 239 lwz r9,TI_FLAGS(r12)
240 andi. r0,r9,(_TIF_SYSCALL_TRACE|_TIF_SIGPENDING|_TIF_NEED_RESCHED) 240 andi. r0,r9,(_TIF_SYSCALL_T_OR_A|_TIF_SIGPENDING|_TIF_NEED_RESCHED)
241 bne- syscall_exit_work 241 bne- syscall_exit_work
242syscall_exit_cont: 242syscall_exit_cont:
243#if defined(CONFIG_4xx) || defined(CONFIG_BOOKE) 243#if defined(CONFIG_4xx) || defined(CONFIG_BOOKE)
@@ -277,7 +277,8 @@ syscall_dotrace:
277 SAVE_NVGPRS(r1) 277 SAVE_NVGPRS(r1)
278 li r0,0xc00 278 li r0,0xc00
279 stw r0,TRAP(r1) 279 stw r0,TRAP(r1)
280 bl do_syscall_trace 280 addi r3,r1,STACK_FRAME_OVERHEAD
281 bl do_syscall_trace_enter
281 lwz r0,GPR0(r1) /* Restore original registers */ 282 lwz r0,GPR0(r1) /* Restore original registers */
282 lwz r3,GPR3(r1) 283 lwz r3,GPR3(r1)
283 lwz r4,GPR4(r1) 284 lwz r4,GPR4(r1)
@@ -291,7 +292,7 @@ syscall_dotrace:
291syscall_exit_work: 292syscall_exit_work:
292 stw r6,RESULT(r1) /* Save result */ 293 stw r6,RESULT(r1) /* Save result */
293 stw r3,GPR3(r1) /* Update return value */ 294 stw r3,GPR3(r1) /* Update return value */
294 andi. r0,r9,_TIF_SYSCALL_TRACE 295 andi. r0,r9,_TIF_SYSCALL_T_OR_A
295 beq 5f 296 beq 5f
296 ori r10,r10,MSR_EE 297 ori r10,r10,MSR_EE
297 SYNC 298 SYNC
@@ -303,7 +304,8 @@ syscall_exit_work:
303 li r4,0xc00 304 li r4,0xc00
304 stw r4,TRAP(r1) 305 stw r4,TRAP(r1)
3054: 3064:
306 bl do_syscall_trace 307 addi r3,r1,STACK_FRAME_OVERHEAD
308 bl do_syscall_trace_leave
307 REST_NVGPRS(r1) 309 REST_NVGPRS(r1)
3082: 3102:
309 lwz r3,GPR3(r1) 311 lwz r3,GPR3(r1)
@@ -627,8 +629,8 @@ sigreturn_exit:
627 subi r1,r3,STACK_FRAME_OVERHEAD 629 subi r1,r3,STACK_FRAME_OVERHEAD
628 rlwinm r12,r1,0,0,18 /* current_thread_info() */ 630 rlwinm r12,r1,0,0,18 /* current_thread_info() */
629 lwz r9,TI_FLAGS(r12) 631 lwz r9,TI_FLAGS(r12)
630 andi. r0,r9,_TIF_SYSCALL_TRACE 632 andi. r0,r9,_TIF_SYSCALL_T_OR_A
631 bnel- do_syscall_trace 633 bnel- do_syscall_trace_leave
632 /* fall through */ 634 /* fall through */
633 635
634 .globl ret_from_except_full 636 .globl ret_from_except_full