Date: Thu, 24 Oct 2002 12:38:56 -0700 (PDT) From: Poul-Henning Kamp <phk@FreeBSD.org> To: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: cvs commit: src/sys/sys conf.h src/sys/kern vfs_subr.c Message-ID: <200210241938.g9OJcust023699@repoman.freebsd.org>
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phk 2002/10/24 12:38:56 PDT
Modified files:
sys/sys conf.h
sys/kern vfs_subr.c
Log:
Fix the spechash lock order reversal by keeping an updated sum
of v_usecount in the dev_t which vcount() can return without
locking any vnodes.
Seen by: jhb
Revision Changes Path
1.416 +28 -19 src/sys/kern/vfs_subr.c
1.150 +1 -0 src/sys/sys/conf.h
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