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| author | Jan Kara <jack@suse.cz> | 2012-06-12 16:20:33 +0200 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-07-31 01:02:51 +0400 |
| commit | 4a55c1017b8dcfd0554734ce3f19374d5b522d59 (patch) | |
| tree | 11bb9456d121ff1cc0adad10da12b25083823a19 /fs/nfsd/nfsfh.c | |
| parent | e7848683ae7ded0a4a8964122a47da9104a98337 (diff) | |
| download | op-kernel-dev-4a55c1017b8dcfd0554734ce3f19374d5b522d59.zip op-kernel-dev-4a55c1017b8dcfd0554734ce3f19374d5b522d59.tar.gz | |
nfsd: Push mnt_want_write() outside of i_mutex
When mnt_want_write() starts to handle freezing it will get a full lock
semantics requiring proper lock ordering. So push mnt_want_write() call
consistently outside of i_mutex.
CC: linux-nfs@vger.kernel.org
CC: "J. Bruce Fields" <bfields@fieldses.org>
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/nfsd/nfsfh.c')
| -rw-r--r-- | fs/nfsd/nfsfh.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/nfsd/nfsfh.c b/fs/nfsd/nfsfh.c index cc79300..032af38 100644 --- a/fs/nfsd/nfsfh.c +++ b/fs/nfsd/nfsfh.c @@ -635,6 +635,7 @@ fh_put(struct svc_fh *fhp) fhp->fh_post_saved = 0; #endif } + fh_drop_write(fhp); if (exp) { exp_put(exp); fhp->fh_export = NULL; |
