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pNFS: Don't send COMMITs to the DSes if the server invalidated our layout 

If the layout was invalidated, then assume we should requeue all the
pending writes for the DS in question.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
hifive-unleashed-5.1
Trond Myklebust 2017-04-29 10:27:18 -04:00
parent 37f8aa16da
commit 722f0b8911
1 changed files with 7 additions and 0 deletions
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7
fs/nfs/pnfs_nfs.c
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@ -217,6 +217,13 @@ pnfs_generic_alloc_ds_commits(struct nfs_commit_info *cinfo,
for (i = 0; i < fl_cinfo->nbuckets; i++, bucket++) {
if (list_empty(&bucket->committing))
continue;
/*
* If the layout segment is invalid, then let
* pnfs_generic_retry_commit() clean up the bucket.
*/
if (!pnfs_is_valid_lseg(bucket->clseg) &&
!test_bit(NFS_LSEG_LAYOUTRETURN, &bucket->clseg->pls_flags))
continue;
data = nfs_commitdata_alloc(false);
if (!data)
break;