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authorLinus Torvalds <torvalds@g5.osdl.org>2006-06-23 07:11:30 +0200
committerLinus Torvalds <torvalds@g5.osdl.org>2006-06-23 07:11:30 +0200
commit45c091bb2d453ce4a8b06cf19872ec7a77fc4799 (patch)
tree06fb2e05518ebfba163f8424e028e7faf5672d66 /arch/powerpc/kernel/traps.c
parentMerge master.kernel.org:/pub/scm/linux/kernel/git/gregkh/i2c-2.6 (diff)
parent[POWERPC] re-enable OProfile for iSeries, using timer interrupt (diff)
downloadlinux-45c091bb2d453ce4a8b06cf19872ec7a77fc4799.tar.xz
linux-45c091bb2d453ce4a8b06cf19872ec7a77fc4799.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (139 commits) [POWERPC] re-enable OProfile for iSeries, using timer interrupt [POWERPC] support ibm,extended-*-frequency properties [POWERPC] Extra sanity check in EEH code [POWERPC] Dont look for class-code in pci children [POWERPC] Fix mdelay badness on shared processor partitions [POWERPC] disable floating point exceptions for init [POWERPC] Unify ppc syscall tables [POWERPC] mpic: add support for serial mode interrupts [POWERPC] pseries: Print PCI slot location code on failure [POWERPC] spufs: one more fix for 64k pages [POWERPC] spufs: fail spu_create with invalid flags [POWERPC] spufs: clear class2 interrupt status before wakeup [POWERPC] spufs: fix Makefile for "make clean" [POWERPC] spufs: remove stop_code from struct spu [POWERPC] spufs: fix spu irq affinity setting [POWERPC] spufs: further abstract priv1 register access [POWERPC] spufs: split the Cell BE support into generic and platform dependant parts [POWERPC] spufs: dont try to access SPE channel 1 count [POWERPC] spufs: use kzalloc in create_spu [POWERPC] spufs: fix initial state of wbox file ... Manually resolved conflicts in: drivers/net/phy/Makefile include/asm-powerpc/spu.h
Diffstat (limited to 'arch/powerpc/kernel/traps.c')
-rw-r--r--arch/powerpc/kernel/traps.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c
index 064a52564692..91a6e04d9741 100644
--- a/arch/powerpc/kernel/traps.c
+++ b/arch/powerpc/kernel/traps.c
@@ -658,7 +658,7 @@ static int emulate_instruction(struct pt_regs *regs)
u32 instword;
u32 rd;
- if (!user_mode(regs))
+ if (!user_mode(regs) || (regs->msr & MSR_LE))
return -EINVAL;
CHECK_FULL_REGS(regs);
@@ -805,9 +805,11 @@ void __kprobes program_check_exception(struct pt_regs *regs)
void alignment_exception(struct pt_regs *regs)
{
- int fixed;
+ int fixed = 0;
- fixed = fix_alignment(regs);
+ /* we don't implement logging of alignment exceptions */
+ if (!(current->thread.align_ctl & PR_UNALIGN_SIGBUS))
+ fixed = fix_alignment(regs);
if (fixed == 1) {
regs->nip += 4; /* skip over emulated instruction */