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authorLinus Torvalds <torvalds@g5.osdl.org>2006-11-01 06:38:20 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-11-01 06:38:20 -0800
commit4b1c46a383aafc137bc91a0f9698bfc11e062d1b (patch)
treedd8b793c534b6f83cc16f38ba96d0ff4722a7344 /arch/powerpc/lib/sstep.c
parent30574b61611ccd29677989097f8c8a5d9a73d873 (diff)
parent4393c4f6788cee65095dd838cfeca6edefbfeb52 (diff)
Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: [POWERPC] Make alignment exception always check exception table [POWERPC] Disallow kprobes on emulate_step and branch_taken [POWERPC] Make mmiowb's io_sync preempt safe [POWERPC] Make high hugepage areas preempt safe [POWERPC] Make current preempt-safe [POWERPC] qe_lib: qe_issue_cmd writes wrong value to CECDR [POWERPC] Use 4kB iommu pages even on 64kB-page systems [POWERPC] Fix oprofile support for e500 in arch/powerpc [POWERPC] Fix rmb() for e500-based machines it [POWERPC] Fix various offb issues
Diffstat (limited to 'arch/powerpc/lib/sstep.c')
-rw-r--r--arch/powerpc/lib/sstep.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/powerpc/lib/sstep.c b/arch/powerpc/lib/sstep.c
index 9590ba780b98..7e8ded051b5b 100644
--- a/arch/powerpc/lib/sstep.c
+++ b/arch/powerpc/lib/sstep.c
@@ -9,6 +9,7 @@
* 2 of the License, or (at your option) any later version.
*/
#include <linux/kernel.h>
+#include <linux/kprobes.h>
#include <linux/ptrace.h>
#include <asm/sstep.h>
#include <asm/processor.h>
@@ -25,7 +26,7 @@ extern char system_call_common[];
/*
* Determine whether a conditional branch instruction would branch.
*/
-static int branch_taken(unsigned int instr, struct pt_regs *regs)
+static int __kprobes branch_taken(unsigned int instr, struct pt_regs *regs)
{
unsigned int bo = (instr >> 21) & 0x1f;
unsigned int bi;
@@ -51,7 +52,7 @@ static int branch_taken(unsigned int instr, struct pt_regs *regs)
* or -1 if the instruction is one that should not be stepped,
* such as an rfid, or a mtmsrd that would clear MSR_RI.
*/
-int emulate_step(struct pt_regs *regs, unsigned int instr)
+int __kprobes emulate_step(struct pt_regs *regs, unsigned int instr)
{
unsigned int opcode, rd;
unsigned long int imm;