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ceph: fscache: Update object store limit after file writing

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Synchronize object->store_limit[_l] with new inode->i_size after file writing.

Tested-by: Milosz Tanski <milosz@adfin.com>
Signed-off-by: Yunchuan Wen <yunchuanwen@ubuntukylin.com>
Signed-off-by: Min Chen <minchen@ubuntukylin.com>
Signed-off-by: Li Wang <liwang@ubuntukylin.com>
This commit is contained in:
Yunchuan Wen 2013-12-26 06:29:27 -08:00 • committed by Yan, Zheng
parent 020c4bddc0
commit 32d3e148dd
1 changed files with 3 additions and 0 deletions
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3
fs/ceph/file.c
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@ -970,6 +970,7 @@ retry_snap:
goto retry_snap; goto retry_snap;
} }
} else { } else {
loff_t old_size = inode->i_size;
/* /*
* No need to acquire the i_truncate_mutex. Because * No need to acquire the i_truncate_mutex. Because
* the MDS revokes Fwb caps before sending truncate * the MDS revokes Fwb caps before sending truncate
@ -980,6 +981,8 @@ retry_snap:
written = generic_file_buffered_write(iocb, iov, nr_segs, written = generic_file_buffered_write(iocb, iov, nr_segs,
pos, &iocb->ki_pos, pos, &iocb->ki_pos,
count, 0); count, 0);
if (inode->i_size > old_size)
ceph_fscache_update_objectsize(inode);
mutex_unlock(&inode->i_mutex); mutex_unlock(&inode->i_mutex);
} }