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authorPatrick McHardy <kaber@trash.net>2010-05-10 18:39:28 +0200
committerPatrick McHardy <kaber@trash.net>2010-05-10 18:39:28 +0200
commit1e4b1057121bc756b91758a434b504d2010f6088 (patch)
treeb016cf2c728289c7e36d9e4e488f30ab0bd0ae6e /arch/x86/kernel/dumpstack.h
parentnetfilter: nf_conntrack_proto: fix warning with CONFIG_PROVE_RCU (diff)
parentipv4: remove ip_rt_secret timer (v4) (diff)
downloadlinux-dev-1e4b1057121bc756b91758a434b504d2010f6088.tar.xz
linux-dev-1e4b1057121bc756b91758a434b504d2010f6088.zip
Merge branch 'master' of /repos/git/net-next-2.6
Conflicts: net/bridge/br_device.c net/bridge/br_forward.c Signed-off-by: Patrick McHardy <kaber@trash.net>
Diffstat (limited to 'arch/x86/kernel/dumpstack.h')
-rw-r--r--arch/x86/kernel/dumpstack.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/x86/kernel/dumpstack.h b/arch/x86/kernel/dumpstack.h
index e39e77168a37..e1a93be4fd44 100644
--- a/arch/x86/kernel/dumpstack.h
+++ b/arch/x86/kernel/dumpstack.h
@@ -14,6 +14,8 @@
#define get_bp(bp) asm("movq %%rbp, %0" : "=r" (bp) :)
#endif
+#include <linux/uaccess.h>
+
extern void
show_trace_log_lvl(struct task_struct *task, struct pt_regs *regs,
unsigned long *stack, unsigned long bp, char *log_lvl);
@@ -42,8 +44,10 @@ static inline unsigned long rewind_frame_pointer(int n)
get_bp(frame);
#ifdef CONFIG_FRAME_POINTER
- while (n--)
- frame = frame->next_frame;
+ while (n--) {
+ if (probe_kernel_address(&frame->next_frame, frame))
+ break;
+ }
#endif
return (unsigned long)frame;