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author | Ben Myers <bpm@sgi.com> | 2010-02-17 20:05:16 (GMT) |
---|---|---|
committer | J. Bruce Fields <bfields@citi.umich.edu> | 2010-02-20 21:14:50 (GMT) |
commit | 978ebd97d1426d5708d3f353179ab81f191a7eeb (patch) | |
tree | 6456e766099798df58f315f989bbb075b14a9aec /fs/xfs | |
parent | f501912a35c02eadc55ca9396ece55fe36f785d0 (diff) | |
download | linux-978ebd97d1426d5708d3f353179ab81f191a7eeb.tar.xz |
xfs_export_operations.commit_metadata
This is the commit_metadata export operation for XFS.
- Takes one inode to be committed.
- Forces the log up to the lsn of the inode.
- Doesn't force the log if the inode doesn't have a pincount.
Signed-off-by: Ben Myers <bpm@sgi.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <david@fromorbit.com>
[bfields@citi.umich.edu: trivial whitespace fix]
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Diffstat (limited to 'fs/xfs')
-rw-r--r-- | fs/xfs/linux-2.6/xfs_export.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/fs/xfs/linux-2.6/xfs_export.c b/fs/xfs/linux-2.6/xfs_export.c index 87b8cbd..8f4d707 100644 --- a/fs/xfs/linux-2.6/xfs_export.c +++ b/fs/xfs/linux-2.6/xfs_export.c @@ -29,6 +29,7 @@ #include "xfs_vnodeops.h" #include "xfs_bmap_btree.h" #include "xfs_inode.h" +#include "xfs_inode_item.h" /* * Note that we only accept fileids which are long enough rather than allow @@ -215,9 +216,28 @@ xfs_fs_get_parent( return d_obtain_alias(VFS_I(cip)); } +STATIC int +xfs_fs_nfs_commit_metadata( + struct inode *inode) +{ + struct xfs_inode *ip = XFS_I(inode); + struct xfs_mount *mp = ip->i_mount; + int error = 0; + + xfs_ilock(ip, XFS_ILOCK_SHARED); + if (xfs_ipincount(ip)) { + error = _xfs_log_force(mp, ip->i_itemp->ili_last_lsn, + XFS_LOG_FORCE | XFS_LOG_SYNC, NULL); + } + xfs_iunlock(ip, XFS_ILOCK_SHARED); + + return error; +} + const struct export_operations xfs_export_operations = { .encode_fh = xfs_fs_encode_fh, .fh_to_dentry = xfs_fs_fh_to_dentry, .fh_to_parent = xfs_fs_fh_to_parent, .get_parent = xfs_fs_get_parent, + .commit_metadata = xfs_fs_nfs_commit_metadata, }; |