summaryrefslogtreecommitdiffstats
path: root/arch/x86/kernel/dumpstack.c
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2016-07-26 03:18:04 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2016-07-26 03:18:04 +0200
commit36e635cb21d96da0f30b91a39cc95ef4ed1bce26 (patch)
treec28397756f579bbd23f1570ca612772c02cfbab2 /arch/x86/kernel/dumpstack.c
parentMerge branch 'x86-cleanups-for-linus' of git://git.kernel.org/pub/scm/linux/k... (diff)
parentx86/dumpstack: Add show_stack_regs() and use it (diff)
downloadlinux-36e635cb21d96da0f30b91a39cc95ef4ed1bce26.tar.xz
linux-36e635cb21d96da0f30b91a39cc95ef4ed1bce26.zip
Merge branch 'x86-debug-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 stackdump update from Ingo Molnar: "A number of stackdump enhancements" * 'x86-debug-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/dumpstack: Add show_stack_regs() and use it printk: Make the printk*once() variants return a value x86/dumpstack: Honor supplied @regs arg
Diffstat (limited to 'arch/x86/kernel/dumpstack.c')
-rw-r--r--arch/x86/kernel/dumpstack.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/kernel/dumpstack.c b/arch/x86/kernel/dumpstack.c
index de8242d8bb61..92e8f0a7159c 100644
--- a/arch/x86/kernel/dumpstack.c
+++ b/arch/x86/kernel/dumpstack.c
@@ -205,6 +205,11 @@ void show_stack(struct task_struct *task, unsigned long *sp)
show_stack_log_lvl(task, NULL, sp, bp, "");
}
+void show_stack_regs(struct pt_regs *regs)
+{
+ show_stack_log_lvl(current, regs, (unsigned long *)regs->sp, regs->bp, "");
+}
+
static arch_spinlock_t die_lock = __ARCH_SPIN_LOCK_UNLOCKED;
static int die_owner = -1;
static unsigned int die_nest_count;