panic: add TAINT_SOFTLOCKUP

This taint flag will be set if the system has ever entered a softlockup
state.  Similar to TAINT_WARN it is useful to know whether or not the
system has been in a softlockup state when debugging.

[akpm@linux-foundation.org: apply the taint before calling panic()]
Signed-off-by: Josh Hunt <johunt@akamai.com>
Cc: Jason Baron <jbaron@akamai.com>
Cc: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/kernel/panic.c b/kernel/panic.c
index 62e16cef9cc2..d09dc5c32c67 100644
--- a/kernel/panic.c
+++ b/kernel/panic.c
@@ -224,6 +224,7 @@ static const struct tnt tnts[] = {
         { TAINT_FIRMWARE_WORKAROUND,    'I', ' ' },
         { TAINT_OOT_MODULE,             'O', ' ' },
         { TAINT_UNSIGNED_MODULE,        'E', ' ' },
+        { TAINT_SOFTLOCKUP,             'L', ' ' },
 };
 
 /**