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| author | Andy Adamson <andros@netapp.com> | 2012-04-27 17:53:46 -0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2012-05-19 17:54:20 -0400 |
| commit | e7dd79af01e7ca932c5168a708e77750659f7a9e (patch) | |
| tree | dfacd16bce6df877ecae697cd7dbf5f8e0561872 /fs/nfs/pnfs.c | |
| parent | 98fc685ae2aa24eae98526e9196b3229d519083a (diff) | |
| download | op-kernel-dev-e7dd79af01e7ca932c5168a708e77750659f7a9e.zip op-kernel-dev-e7dd79af01e7ca932c5168a708e77750659f7a9e.tar.gz | |
NFSv4.1: mark deviceid invalid on filelayout DS connection errors
This prevents the use of any layout for i/o that references the deviceid.
I/O is redirected through the MDS.
Redirect the unhandled failed I/O to the MDS without marking either the
layout or the deviceid invalid.
Signed-off-by: Andy Adamson <andros@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/pnfs.c')
| -rw-r--r-- | fs/nfs/pnfs.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c index 6fdeca2..16cc194 100644 --- a/fs/nfs/pnfs.c +++ b/fs/nfs/pnfs.c @@ -1175,7 +1175,7 @@ pnfs_generic_pg_test(struct nfs_pageio_descriptor *pgio, struct nfs_page *prev, } EXPORT_SYMBOL_GPL(pnfs_generic_pg_test); -static int pnfs_write_done_resend_to_mds(struct inode *inode, +int pnfs_write_done_resend_to_mds(struct inode *inode, struct list_head *head, const struct nfs_pgio_completion_ops *compl_ops) { @@ -1203,6 +1203,7 @@ static int pnfs_write_done_resend_to_mds(struct inode *inode, } return 0; } +EXPORT_SYMBOL_GPL(pnfs_write_done_resend_to_mds); static void pnfs_ld_handle_write_error(struct nfs_write_data *data) { @@ -1329,7 +1330,7 @@ pnfs_generic_pg_writepages(struct nfs_pageio_descriptor *desc) } EXPORT_SYMBOL_GPL(pnfs_generic_pg_writepages); -static int pnfs_read_done_resend_to_mds(struct inode *inode, +int pnfs_read_done_resend_to_mds(struct inode *inode, struct list_head *head, const struct nfs_pgio_completion_ops *compl_ops) { @@ -1353,6 +1354,7 @@ static int pnfs_read_done_resend_to_mds(struct inode *inode, } return 0; } +EXPORT_SYMBOL_GPL(pnfs_read_done_resend_to_mds); static void pnfs_ld_handle_read_error(struct nfs_read_data *data) { |
