Date: Wed, 9 Mar 2016 10:09:51 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org Subject: svn commit: r296559 - stable/10/share/man/man9 Message-ID: <201603091009.u29A9pVi061037@repo.freebsd.org>
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Author: kib Date: Wed Mar 9 10:09:51 2016 New Revision: 296559 URL: https://svnweb.freebsd.org/changeset/base/296559 Log: MFC r295998: Remove references to Giant in the description of vrele(9). Add notes about vnode lock and sleeping. MFC r296001: Fix year. Modified: stable/10/share/man/man9/vrele.9 Directory Properties: stable/10/ (props changed) Modified: stable/10/share/man/man9/vrele.9 ============================================================================== --- stable/10/share/man/man9/vrele.9 Wed Mar 9 10:01:28 2016 (r296558) +++ stable/10/share/man/man9/vrele.9 Wed Mar 9 10:09:51 2016 (r296559) @@ -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
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