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NFS: Ensure we reset the write verifier 'committed' value on resend.

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Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Trond Myklebust 2016-06-01 21:42:32 -04:00
parent 8fc3c38627
commit a5314a7492
2 changed files with 19 additions and 0 deletions
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2
fs/nfs/direct.c
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@ -661,6 +661,8 @@ static void nfs_direct_write_reschedule(struct nfs_direct_req *dreq)
nfs_direct_write_scan_commit_list(dreq->inode, &reqs, &cinfo);
dreq->count = 0;
dreq->verf.committed = NFS_INVALID_STABLE_HOW;
nfs_clear_pnfs_ds_commit_verifiers(&dreq->ds_cinfo);
for (i = 0; i < dreq->mirror_count; i++)
dreq->mirrors[i].count = 0;
get_dreq(dreq);

17
fs/nfs/internal.h
View File

@ -499,6 +499,23 @@ int nfs_key_timeout_notify(struct file *filp, struct inode *inode);
bool nfs_ctx_key_to_expire(struct nfs_open_context *ctx);
void nfs_pageio_stop_mirroring(struct nfs_pageio_descriptor *pgio);
#ifdef CONFIG_NFS_V4_1
static inline
void nfs_clear_pnfs_ds_commit_verifiers(struct pnfs_ds_commit_info *cinfo)
{
int i;
for (i = 0; i < cinfo->nbuckets; i++)
cinfo->buckets[i].direct_verf.committed = NFS_INVALID_STABLE_HOW;
}
#else
static inline
void nfs_clear_pnfs_ds_commit_verifiers(struct pnfs_ds_commit_info *cinfo)
{
}
#endif
#ifdef CONFIG_MIGRATION
extern int nfs_migrate_page(struct address_space *,
struct page *, struct page *, enum migrate_mode);