From: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
This patch has been added to the 3.18 stable tree. If you have any
objections, please let us know.
===============
[ Upstream commit c70701131f7a8edea91fc49d11796d342cff7c62 ]
If a write attempt fails, and the write is queued up for resending to
the server, as opposed to being dropped, then we need to set the
appropriate flag so that nfs_file_fsync() does the right thing.
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sasha.levin@xxxxxxxxxx>
---
fs/nfs/pnfs.c | 1 +
fs/nfs/write.c | 1 +
2 files changed, 2 insertions(+)
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index 2b39287..354f666 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -1535,6 +1535,7 @@ int pnfs_write_done_resend_to_mds(struct nfs_pgio_header *hdr)
/* Resend all requests through the MDS */
nfs_pageio_init_write(&pgio, hdr->inode, FLUSH_STABLE, true,
hdr->completion_ops);
+ set_bit(NFS_CONTEXT_RESEND_WRITES, &hdr->args.context->flags);
return nfs_pageio_resend(&pgio, hdr);
}
EXPORT_SYMBOL_GPL(pnfs_write_done_resend_to_mds);
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index f83b02d..6067f2a 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -1252,6 +1252,7 @@ static void nfs_initiate_write(struct nfs_pgio_header *hdr,
static void nfs_redirty_request(struct nfs_page *req)
{
nfs_mark_request_dirty(req);
+ set_bit(NFS_CONTEXT_RESEND_WRITES, &req->wb_context->flags);
nfs_unlock_request(req);
nfs_end_page_writeback(req);
nfs_release_request(req);
--
2.1.0
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