Date: Thu, 29 Jan 2009 10:40:47 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: cvs-src-old@freebsd.org Subject: cvs commit: src/sys/kern vfs_extattr.c Message-ID: <200901291041.n0TAf36X039382@repoman.freebsd.org>
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kib 2009-01-29 10:40:47 UTC FreeBSD src repository Modified files: (Branch: RELENG_7) sys/kern vfs_extattr.c Log: SVN rev 187883 on 2009-01-29 10:40:47Z by kib MFC r186896: Do not call namei() while having another user-controlled vnode locked. Lookup could attempt to recursively lock that vnode. Do not call vn_start_write(V_WAIT) while vnode is locked, this may result in a deadlock with suspension. vfs_busy() the mountpoint before dropping vnode lock for vnode that was used to look up the mountpoint, to prevent unmount in between. Revision Changes Path 1.431.2.1 +31 -18 src/sys/kern/vfs_extattr.c
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