Date: Tue, 25 Feb 2003 14:28:46 -0800 (PST) From: Mike Makonnen <mtm@FreeBSD.org> To: src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org Subject: cvs commit: src/sys/kern kern_mutex.c Message-ID: <200302252228.h1PMSknJ017953@repoman.freebsd.org>
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mtm 2003/02/25 14:28:46 PST
Modified files:
sys/kern kern_mutex.c
Log:
Unbreak mutex profiling (at least for me).
o Always check for null when dereferencing the filename component.
o Implement a try-and-backoff method for allocating memory to
dump stats to avoid a spin-lock -> sleep-lock mutex lock order
panic with WITNESS.
Approved by: des, markm (mentor)
Not objected: jhb
Revision Changes Path
1.118 +15 -3 src/sys/kern/kern_mutex.c
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