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authorTrond Myklebust <trondmy@gmail.com>2019-01-29 15:52:55 -0500
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2019-01-29 16:33:24 -0500
commit8fc75bed96bb94e23ca51bd9be4daf65c57697bf (patch)
tree1141c7be7a3e0a012b1d65726c2d80806a0f9505 /fs
parent80ff00172407e0aad4b10b94ef0816fc3e7813cb (diff)
NFS: Fix up return value on fatal errors in nfs_page_async_flush()
Ensure that we return the fatal error value that caused us to exit nfs_page_async_flush(). Fixes: c373fff7bd25 ("NFSv4: Don't special case "launder"") Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com> Cc: stable@vger.kernel.org # v4.12+ Reviewed-by: Benjamin Coddington <bcodding@redhat.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/nfs/write.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index 5a0bbf917a32..f12cb31a41e5 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -621,11 +621,12 @@ static int nfs_page_async_flush(struct nfs_pageio_descriptor *pgio,
nfs_set_page_writeback(page);
WARN_ON_ONCE(test_bit(PG_CLEAN, &req->wb_flags));
- ret = 0;
+ ret = req->wb_context->error;
/* If there is a fatal error that covers this write, just exit */
- if (nfs_error_is_fatal_on_server(req->wb_context->error))
+ if (nfs_error_is_fatal_on_server(ret))
goto out_launder;
+ ret = 0;
if (!nfs_pageio_add_request(pgio, req)) {
ret = pgio->pg_error;
/*
@@ -635,9 +636,9 @@ static int nfs_page_async_flush(struct nfs_pageio_descriptor *pgio,
nfs_context_set_write_error(req->wb_context, ret);
if (nfs_error_is_fatal_on_server(ret))
goto out_launder;
- }
+ } else
+ ret = -EAGAIN;
nfs_redirty_request(req);
- ret = -EAGAIN;
} else
nfs_add_stats(page_file_mapping(page)->host,
NFSIOS_WRITEPAGES, 1);