Date: Thu, 14 Oct 2010 09:29:59 +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-8@freebsd.org Subject: svn commit: r213830 - stable/8/sys/fs/msdosfs Message-ID: <201010140929.o9E9TxcF018892@svn.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: kib Date: Thu Oct 14 09:29:59 2010 New Revision: 213830 URL: http://svn.freebsd.org/changeset/base/213830 Log: MFC r213508: Explicitely call cache_purge(fvp) when msdosfs_rename() succeeded, to flush aliases created due to msdosfs being case-insensitive. MFC r213543: Add a comment describing the reason for calling cache_purge(fvp). Modified: stable/8/sys/fs/msdosfs/msdosfs_vnops.c Directory Properties: stable/8/sys/ (props changed) stable/8/sys/amd64/include/xen/ (props changed) stable/8/sys/cddl/contrib/opensolaris/ (props changed) stable/8/sys/contrib/dev/acpica/ (props changed) stable/8/sys/contrib/pf/ (props changed) stable/8/sys/dev/xen/xenpci/ (props changed) Modified: stable/8/sys/fs/msdosfs/msdosfs_vnops.c ============================================================================== --- stable/8/sys/fs/msdosfs/msdosfs_vnops.c Thu Oct 14 08:01:33 2010 (r213829) +++ stable/8/sys/fs/msdosfs/msdosfs_vnops.c Thu Oct 14 09:29:59 2010 (r213830) @@ -1270,6 +1270,14 @@ abortit: } } + /* + * The msdosfs lookup is case insensitive. Several aliases may + * be inserted for a single directory entry. As a consequnce, + * name cache purge done by lookup for fvp when DELETE op for + * namei is specified, might be not enough to expunge all + * namecache entries that were installed for this direntry. + */ + cache_purge(fvp); VOP_UNLOCK(fvp, 0); bad: if (xp)
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201010140929.o9E9TxcF018892>