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Disable LK_CANRECURSE on buffer locks. The recusion is needed only for

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certain uses of snapshots and currently appears to be causing some
other problems. So for now, I am reverting to the old semantics until
I have had time to investigate what is causing the other problems.
This commit is contained in:
mckusick 2000-07-26 23:10:02 +00:00
parent b86877bef0
commit 5f9237207a
1 changed files with 1 additions and 1 deletions
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2
sys/sys/buf.h
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@ -237,7 +237,7 @@ extern char *buf_wmesg; /* Default buffer lock message */
* Initialize a lock.
*/
#define BUF_LOCKINIT(bp) \
lockinit(&(bp)->b_lock, PRIBIO + 4, buf_wmesg, 0, LK_CANRECURSE)
lockinit(&(bp)->b_lock, PRIBIO + 4, buf_wmesg, 0, 0)
/*
*
* Get a lock sleeping non-interruptably until it becomes available.