Ensure that 'sysctl_hung_task_timeout_secs' is defined
even when CONFIG_DETECT_HUNG_TASK is not set.
This way we can safely reference it without need for
ifdefs in the code elsewhere. eg. in block/blk-exec.c
Signed-off-by: Mark Lord <mlord@xxxxxxxxx>
(Resending from a repaired email client.)
Jens: my apologies for not catching this this earlier.
--- a/include/linux/sched.h 2010-09-20 19:56:53.000000000 -0400
+++ b/include/linux/sched.h 2010-09-24 17:22:01.707291995 -0400
@@ -336,6 +336,9 @@
extern int proc_dohung_task_timeout_secs(struct ctl_table *table, int write,
void __user *buffer,
size_t *lenp, loff_t *ppos);
+#else
+/* Avoid need for ifdefs elsewhere in the code */
+enum { sysctl_hung_task_timeout_secs = 0 };
#endif
/* Attach to any functions which should be ignored in wchan output. */
--
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