Date: Thu, 7 Aug 2003 06:58:13 -0700 (PDT) From: John Baldwin <jhb@FreeBSD.org> To: src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org Subject: cvs commit: src/sys/kern kern_ktrace.c Message-ID: <200308071358.h77DwDYd082541@repoman.freebsd.org>
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jhb 2003/08/07 06:58:13 PDT
FreeBSD src repository
Modified files:
sys/kern kern_ktrace.c
Log:
The ktrace mutex does not need to be locked around the post of the ktrace
semaphore and doing so can lead to a possible reversal. WITNESS would have
caught this if semaphores were used more often in the kernel.
Submitted by: Ted Unangst <tedu@stanford.edu>, Dawson Engler
Revision Changes Path
1.88 +1 -1 src/sys/kern/kern_ktrace.c
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