Date: Thu, 13 Aug 1998 18:31:22 +1000 From: Bruce Evans <bde@zeta.org.au> To: cvs-all@FreeBSD.ORG, cvs-committers@FreeBSD.ORG, dfr@FreeBSD.ORG Subject: Re: cvs commit: src/sys/kern subr_diskslice.c vfs_bio.c vfs_cluster.c src/sys/nfs nfs_vnops.c Message-ID: <199808130831.SAA09075@godzilla.zeta.org.au>
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> Modified files: > sys/kern subr_diskslice.c vfs_bio.c vfs_cluster.c > sys/nfs nfs_vnops.c > Log: > Protect all modifications to v_numoutput with splbio(). > > Revision Changes Path > 1.57 +7 -3 src/sys/kern/subr_diskslice.c > 1.169 +4 -2 src/sys/kern/vfs_bio.c > 1.68 +3 -1 src/sys/kern/vfs_cluster.c > 1.106 +2 -2 src/sys/nfs/nfs_vnops.c This can't be the right fix. vwakeup() also modifies v_flag, so zillions of of modifications of v_flag need similar changes. Perhaps keep the VBWAIT flag and a pending v_numoutput decrement in separate variables to reduce contention. Bruce
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