Patchwork [RFT] amiga, atari floppy: Use one request queue per disk

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Submitter Mark Lord
Date Sept. 24, 2010, 9:41 p.m.
Message ID <4C9D1AEF.6090307@pobox.com>
Download mbox | patch
Permalink /patch/65698/
State Not Applicable
Delegated to: David Miller
Headers show

Comments

Mark Lord - Sept. 24, 2010, 9:41 p.m.
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 elsewhere in the code.  eg. in block/blk-exec.c

Signed-off-by: Mark Lord <mlord@pobox.com>

Jens: use the attachment.  My email client is having a fit today.

Patch

--- 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. */