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authorTrond Myklebust <Trond.Myklebust@netapp.com>2007-04-20 16:12:40 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-04-20 22:56:29 -0700
commit6d677e3504cd173b2ff7fc393ee4241b3c0f92a6 (patch)
tree002ca651de6b2e858072e8060ce4a9943263a5e8 /fs
parent8e821cad12e80cd1a8a3fbadf91f62f17f32549e (diff)
downloadlinux-6d677e3504cd173b2ff7fc393ee4241b3c0f92a6.tar.gz
NFS: Don't clear PG_writeback until after we've processed unstable writes
Ensure that we don't release the PG_writeback lock until after the page has
either been redirtied, or queued on the nfs_inode 'commit' list.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/nfs/write.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index 3ed4feb8c856..8e9424651bc6 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -920,8 +920,8 @@ out_bad:
 		list_del(&data->pages);
 		nfs_writedata_release(data);
 	}
-	nfs_end_page_writeback(req->wb_page);
 	nfs_redirty_request(req);
+	nfs_end_page_writeback(req->wb_page);
 	nfs_clear_page_writeback(req);
 	return -ENOMEM;
 }
@@ -966,8 +966,8 @@ static int nfs_flush_one(struct inode *inode, struct list_head *head, int how)
 	while (!list_empty(head)) {
 		struct nfs_page *req = nfs_list_entry(head->next);
 		nfs_list_remove_request(req);
-		nfs_end_page_writeback(req->wb_page);
 		nfs_redirty_request(req);
+		nfs_end_page_writeback(req->wb_page);
 		nfs_clear_page_writeback(req);
 	}
 	return -ENOMEM;
@@ -1002,8 +1002,8 @@ out_err:
 	while (!list_empty(head)) {
 		req = nfs_list_entry(head->next);
 		nfs_list_remove_request(req);
-		nfs_end_page_writeback(req->wb_page);
 		nfs_redirty_request(req);
+		nfs_end_page_writeback(req->wb_page);
 		nfs_clear_page_writeback(req);
 	}
 	return error;