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[PATCH] lockdep: print all lock classes on SysRQ-D 

Print all lock-classes on SysRq-D.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
hifive-unleashed-5.1
Ingo Molnar 2006-07-03 00:24:56 -07:00 committed by Linus Torvalds
parent 4d9f34ad36
commit 8c64580d52
1 changed files with 2 additions and 1 deletions
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3
drivers/char/sysrq.c
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@ -147,12 +147,13 @@ static struct sysrq_key_op sysrq_mountro_op = {
.enable_mask = SYSRQ_ENABLE_REMOUNT,
};
#ifdef CONFIG_DEBUG_MUTEXES
#ifdef CONFIG_LOCKDEP
static void sysrq_handle_showlocks(int key, struct pt_regs *pt_regs,
struct tty_struct *tty)
{
debug_show_all_locks();
}
static struct sysrq_key_op sysrq_showlocks_op = {
.handler = sysrq_handle_showlocks,
.help_msg = "show-all-locks(D)",