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authorTakashi Iwai <tiwai@suse.de>2009-05-04 16:05:23 +0200
committerTakashi Iwai <tiwai@suse.de>2009-05-04 16:05:23 +0200
commit8560b9321f9050968f393ce1ec67e47c1a0bd5cf (patch)
tree658ebb20e4fd5dee840f27103b59da367ff473b1 /kernel/panic.c
parent72e31981a4e91f84c5b5e8994f5d25b1cf22b6cf (diff)
parent6574612fbb34c63117581e68f2231ddce027e41e (diff)
downloadlinux-8560b9321f9050968f393ce1ec67e47c1a0bd5cf.tar.bz2
Merge branch 'fix/asoc' into topic/asoc
Diffstat (limited to 'kernel/panic.c')
-rw-r--r--kernel/panic.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/kernel/panic.c b/kernel/panic.c
index 3fd8c5bf8b39..3dcaa1661357 100644
--- a/kernel/panic.c
+++ b/kernel/panic.c
@@ -213,8 +213,16 @@ unsigned long get_taint(void)
void add_taint(unsigned flag)
{
- /* can't trust the integrity of the kernel anymore: */
- debug_locks = 0;
+ /*
+ * Can't trust the integrity of the kernel anymore.
+ * We don't call directly debug_locks_off() because the issue
+ * is not necessarily serious enough to set oops_in_progress to 1
+ * Also we want to keep up lockdep for staging development and
+ * post-warning case.
+ */
+ if (flag != TAINT_CRAP && flag != TAINT_WARN && __debug_locks_off())
+ printk(KERN_WARNING "Disabling lock debugging due to kernel taint\n");
+
set_bit(flag, &tainted_mask);
}
EXPORT_SYMBOL(add_taint);