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(parent: 178b36c) | patch
in union_lock: don't lock lower layer when reference
authorJan-Simon Pendry <pendry@ucbvax.Berkeley.EDU>
Tue, 24 May 1994 19:43:05 +0000 (11:43 -0800)
committerJan-Simon Pendry <pendry@ucbvax.Berkeley.EDU>
Tue, 24 May 1994 19:43:05 +0000 (11:43 -0800)
commit2e2839fc1ff8c8decdd27fca5d9f5cefd6e18f28
tree1943245b3be7fc270575c2a84b75630b23c3c94atree
parent178b36c00eb7e325fa7557b601697db763eea599commit | diff
in union_lock: don't lock lower layer when reference
count is zero.  this avoids deadlocking through getnewvnode/vgone.

SCCS-vsn: sys/miscfs/union/union_vnops.c 8.14
usr/src/sys/miscfs/union/union_vnops.c diff | blob | blame | history
Continuous source code history from original PDP-7 UNIX to FreeBSD 2, the first fully unencumbered FreeBSD release.