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authorOlof Johansson <olof@lixom.net>2013-02-04 22:56:41 -0800
committerOlof Johansson <olof@lixom.net>2013-02-04 22:56:41 -0800
commit469da62096e23adc755c1268b00b5fc7a214151b (patch)
treefefd055fdae584e38d551f44d1339eb22cee4ed9 /arch/parisc/kernel/entry.S
parent4227961650884a06757f80877d5dce0bddc723d4 (diff)
parent88b62b915b0b7e25870eb0604ed9a92ba4bfc9f7 (diff)
Merge tag 'v3.8-rc6' into next/soc
Linux 3.8-rc6
Diffstat (limited to 'arch/parisc/kernel/entry.S')
-rw-r--r--arch/parisc/kernel/entry.S18
1 files changed, 13 insertions, 5 deletions
diff --git a/arch/parisc/kernel/entry.S b/arch/parisc/kernel/entry.S
index bfb44247d7a..eb7850b46c2 100644
--- a/arch/parisc/kernel/entry.S
+++ b/arch/parisc/kernel/entry.S
@@ -1865,7 +1865,7 @@ syscall_restore:
/* Are we being ptraced? */
ldw TASK_FLAGS(%r1),%r19
- ldi (_TIF_SINGLESTEP|_TIF_BLOCKSTEP),%r2
+ ldi _TIF_SYSCALL_TRACE_MASK,%r2
and,COND(=) %r19,%r2,%r0
b,n syscall_restore_rfi
@@ -1978,15 +1978,23 @@ syscall_restore_rfi:
/* sr2 should be set to zero for userspace syscalls */
STREG %r0,TASK_PT_SR2(%r1)
-pt_regs_ok:
LDREG TASK_PT_GR31(%r1),%r2
- depi 3,31,2,%r2 /* ensure return to user mode. */
- STREG %r2,TASK_PT_IAOQ0(%r1)
+ depi 3,31,2,%r2 /* ensure return to user mode. */
+ STREG %r2,TASK_PT_IAOQ0(%r1)
ldo 4(%r2),%r2
STREG %r2,TASK_PT_IAOQ1(%r1)
+ b intr_restore
copy %r25,%r16
+
+pt_regs_ok:
+ LDREG TASK_PT_IAOQ0(%r1),%r2
+ depi 3,31,2,%r2 /* ensure return to user mode. */
+ STREG %r2,TASK_PT_IAOQ0(%r1)
+ LDREG TASK_PT_IAOQ1(%r1),%r2
+ depi 3,31,2,%r2
+ STREG %r2,TASK_PT_IAOQ1(%r1)
b intr_restore
- nop
+ copy %r25,%r16
.import schedule,code
syscall_do_resched: