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| author | Peng Tao <tao.peng@primarydata.com> | 2014-12-01 08:22:21 +0800 |
|---|---|---|
| committer | Tom Haynes <loghyr@primarydata.com> | 2015-02-03 11:06:51 -0800 |
| commit | 012fa16dca0da6c487dd066829ff0b0954925fe6 (patch) | |
| tree | 60bb1af7a0bd7c684738432dd8fadc77a93b9472 /fs/nfs | |
| parent | c829013dca33110d57c7f625443b716bd7a17671 (diff) | |
| download | op-kernel-dev-012fa16dca0da6c487dd066829ff0b0954925fe6.zip op-kernel-dev-012fa16dca0da6c487dd066829ff0b0954925fe6.tar.gz | |
nfs: add a helper to set NFS_ODIRECT_RESCHED_WRITES to direct writes
To allow pnfs LD to ask direct writes to be resend.
Signed-off-by: Peng Tao <tao.peng@primarydata.com>
Diffstat (limited to 'fs/nfs')
| -rw-r--r-- | fs/nfs/direct.c | 6 | ||||
| -rw-r--r-- | fs/nfs/internal.h | 1 |
2 files changed, 7 insertions, 0 deletions
diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c index eb81478..4fad6b7 100644 --- a/fs/nfs/direct.c +++ b/fs/nfs/direct.c @@ -116,6 +116,12 @@ static inline int put_dreq(struct nfs_direct_req *dreq) return atomic_dec_and_test(&dreq->io_count); } +void nfs_direct_set_resched_writes(struct nfs_direct_req *dreq) +{ + dreq->flags = NFS_ODIRECT_RESCHED_WRITES; +} +EXPORT_SYMBOL_GPL(nfs_direct_set_resched_writes); + static void nfs_direct_good_bytes(struct nfs_direct_req *dreq, struct nfs_pgio_header *hdr) { diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h index ffe4b7a..44e8496 100644 --- a/fs/nfs/internal.h +++ b/fs/nfs/internal.h @@ -502,6 +502,7 @@ static inline void nfs_inode_dio_wait(struct inode *inode) inode_dio_wait(inode); } extern ssize_t nfs_dreq_bytes_left(struct nfs_direct_req *dreq); +extern void nfs_direct_set_resched_writes(struct nfs_direct_req *dreq); /* nfs4proc.c */ extern void __nfs4_read_done_cb(struct nfs_pgio_header *); |
