From a5314a74928fa6dbc4503a8c64f43bb5c1c12ac1 Mon Sep 17 00:00:00 2001 From: Trond Myklebust Date: Wed, 1 Jun 2016 21:42:32 -0400 Subject: [PATCH] NFS: Ensure we reset the write verifier 'committed' value on resend. Signed-off-by: Trond Myklebust --- fs/nfs/direct.c | 2 ++ fs/nfs/internal.h | 17 +++++++++++++++++ 2 files changed, 19 insertions(+) diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c index d6d43b5eafb3..fb659bb50678 100644 --- a/fs/nfs/direct.c +++ b/fs/nfs/direct.c @@ -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); diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h index 150a8eb0f323..0eb5c924886d 100644 --- a/fs/nfs/internal.h +++ b/fs/nfs/internal.h @@ -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); -- 2.30.2