Date: Fri, 13 Mar 2009 06:06:20 +0000 (UTC) From: David Xu <davidxu@FreeBSD.org> To: cvs-src-old@freebsd.org Subject: cvs commit: src/sys/kern kern_umtx.c Message-ID: <200903130606.n2D66XbQ050127@repoman.freebsd.org>
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davidxu 2009-03-13 06:06:20 UTC
FreeBSD src repository
Modified files:
sys/kern kern_umtx.c
Log:
SVN rev 189756 on 2009-03-13 06:06:20Z by davidxu
1) Check NULL pointer before calling umtx_pi_adjust_locked(), this avoids
a PANIC.
2) Rework locking for POSIX priority-mutex, this fixes a
race where a thread may wait there forever even if the mutex is unlocked.
Revision Changes Path
1.72 +26 -24 src/sys/kern/kern_umtx.c
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