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authorDavid Woodhouse <dwmw2@infradead.org>2006-05-06 14:59:18 -0400
committerDavid Woodhouse <dwmw2@infradead.org>2006-05-06 14:59:18 -0400
commit5047f09b56d0bc3c21aec9cb16de60283da645c6 (patch)
tree09a07554b933c3bb912ce3bfc0ea7c7e1f16041c /arch/powerpc/kernel/kprobes.c
parentc0f1fe00c3923135b2c2f443448585482da8a53e (diff)
parent5528e568a760442e0ec8fd2dea1f0791875a066b (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Diffstat (limited to 'arch/powerpc/kernel/kprobes.c')
-rw-r--r--arch/powerpc/kernel/kprobes.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/arch/powerpc/kernel/kprobes.c b/arch/powerpc/kernel/kprobes.c
index 856ef1a832b9..f78866367b70 100644
--- a/arch/powerpc/kernel/kprobes.c
+++ b/arch/powerpc/kernel/kprobes.c
@@ -90,15 +90,15 @@ void __kprobes arch_remove_kprobe(struct kprobe *p)
90 90
91static void __kprobes prepare_singlestep(struct kprobe *p, struct pt_regs *regs) 91static void __kprobes prepare_singlestep(struct kprobe *p, struct pt_regs *regs)
92{ 92{
93 kprobe_opcode_t insn = *p->ainsn.insn;
94
95 regs->msr |= MSR_SE; 93 regs->msr |= MSR_SE;
96 94
97 /* single step inline if it is a trap variant */ 95 /*
98 if (is_trap(insn)) 96 * On powerpc we should single step on the original
99 regs->nip = (unsigned long)p->addr; 97 * instruction even if the probed insn is a trap
100 else 98 * variant as values in regs could play a part in
101 regs->nip = (unsigned long)p->ainsn.insn; 99 * if the trap is taken or not
100 */
101 regs->nip = (unsigned long)p->ainsn.insn;
102} 102}
103 103
104static void __kprobes save_previous_kprobe(struct kprobe_ctlblk *kcb) 104static void __kprobes save_previous_kprobe(struct kprobe_ctlblk *kcb)