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| author | Peng Tao <tao.peng@primarydata.com> | 2015-04-09 18:02:17 +0300 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@primarydata.com> | 2015-04-23 22:05:19 +0300 |
| commit | 05f54903d9d370a4cd302a85681304d3ec59e5c1 (patch) | |
| tree | b0b52ae5364e7bbfb5a28ef0473b038bb1f77076 | |
| parent | 1ccbad9f9f9bd36db26a10f0b17fbaf12b3ae93a (diff) | |
| download | linux-05f54903d9d370a4cd302a85681304d3ec59e5c1.tar.xz | |
nfs: remove WARN_ON_ONCE from nfs_direct_good_bytes
For flexfiles driver, we might choose to read from mirror index other
than 0 while mirror_count is always 1 for read.
Reported-by: Jean Spector <jean@primarydata.com>
Cc: <stable@vger.kernel.org> # v3.19+
Cc: Weston Andros Adamson <dros@primarydata.com>
Signed-off-by: Peng Tao <tao.peng@primarydata.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
| -rw-r--r-- | fs/nfs/direct.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c index e97a67e40b48..eeb52b434e6f 100644 --- a/fs/nfs/direct.c +++ b/fs/nfs/direct.c @@ -129,8 +129,6 @@ nfs_direct_good_bytes(struct nfs_direct_req *dreq, struct nfs_pgio_header *hdr) int i; ssize_t count; - WARN_ON_ONCE(hdr->pgio_mirror_idx >= dreq->mirror_count); - if (dreq->mirror_count == 1) { dreq->mirrors[hdr->pgio_mirror_idx].count += hdr->good_bytes; dreq->count += hdr->good_bytes; |