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| author | kib <kib@FreeBSD.org> | 2016-03-09 10:09:51 +0000 |
|---|---|---|
| committer | kib <kib@FreeBSD.org> | 2016-03-09 10:09:51 +0000 |
| commit | 292b9f2cb8bc8b91f645a7ee48b68936c1a60f5d (patch) | |
| tree | 855c96167432f3dd408a1f6c97a3c1e404d1c78f /share | |
| parent | 1febe34ecc1d0cb1a72a6dda1f699f469d7b2c69 (diff) | |
| download | FreeBSD-src-292b9f2cb8bc8b91f645a7ee48b68936c1a60f5d.zip FreeBSD-src-292b9f2cb8bc8b91f645a7ee48b68936c1a60f5d.tar.gz | |
MFC r295998:
Remove references to Giant in the description of vrele(9). Add notes
about vnode lock and sleeping.
MFC r296001:
Fix year.
Diffstat (limited to 'share')
| -rw-r--r-- | share/man/man9/vrele.9 | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/share/man/man9/vrele.9 b/share/man/man9/vrele.9 index d29ca5b..1eae442 100644 --- a/share/man/man9/vrele.9 +++ b/share/man/man9/vrele.9 @@ -29,7 +29,7 @@ .\" .\" $FreeBSD$ .\" -.Dd November 20, 2010 +.Dd February 24, 2016 .Dt VRELE 9 .Os .Sh NAME @@ -81,9 +81,11 @@ If the .Va v_usecount field of the non-doomed vnode reaches zero, then it will be inactivated and placed on the free list. -Since the functions might need to call VOPs for the vnode, the -.Va Giant -mutex should be conditionally locked around the call. +.Pp +The +.Fn vrele +function may lock the vnode. +All three functions may sleep. .Pp The hold count for the vnode is always greater or equal to the usecount. Non-forced unmount fails when mount point owns a vnode that has non-zero |
