[Cluster-devel] Cluster Project tag, gfs-kernel_2_6_9_77, created. gfs-kernel_2_6_9_76-5-gb95f5dd
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cfeist at sourceware.org
Mon Mar 10 22:49:28 UTC 2008
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http://sources.redhat.com/git/gitweb.cgi?p=cluster.git;a=commitdiff;h=b95f5dd435df474b5b5c55927ae86b52f21c0b28
The tag, gfs-kernel_2_6_9_77 has been created
at b95f5dd435df474b5b5c55927ae86b52f21c0b28 (commit)
- Log -----------------------------------------------------------------
commit b95f5dd435df474b5b5c55927ae86b52f21c0b28
Author: David Teigland <teigland at redhat.com>
Date: Thu Feb 28 09:49:26 2008 -0600
lock_dlm: skip busy plocks in unlock
bz 432707
Another problem with multiple threads manipulating the same
plocks (also see bz 383391). In this case thread1 was waiting
on a plock that was in the dlm, when thread2 came and tried to
unlock it (due to the process exiting and closing all files).
dlm returns EBUSY for the unlock, which causes lock_dlm to assert
(another work around could be to just not assert on EBUSY.)
The "busy" flag was recently added to plocks to work around
another similar problem with multiple threads; use that to
just skip the unlock on any plock that's busy.
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