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| author | Peng Tao <bergwolf@gmail.com> | 2012-09-25 10:55:57 +0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2012-10-09 03:32:22 +0400 |
| commit | 6296556f0b31eaff29f2a3aee2c17b7eae895b98 (patch) | |
| tree | 19f39cac9cff045e8c753ab8908deadc1c9c6bab /fs/nfs/internal.h | |
| parent | 35754bc00e94e598c432ad02f7a3d3063c4402e3 (diff) | |
| download | linux-6296556f0b31eaff29f2a3aee2c17b7eae895b98.tar.xz | |
NFS41: send real write size in layoutget
For buffer write, block layout client scan inode mapping to find
next hole and use offset-to-hole as layoutget length. Object
layout client uses offset-to-isize as layoutget length.
For direct write, both block layout and object layout use dreq->bytes_left.
Signed-off-by: Peng Tao <tao.peng@emc.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/internal.h')
| -rw-r--r-- | fs/nfs/internal.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h index 89a795dc3027..59b133c5d652 100644 --- a/fs/nfs/internal.h +++ b/fs/nfs/internal.h @@ -464,6 +464,7 @@ 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); /* nfs4proc.c */ extern void __nfs4_read_done_cb(struct nfs_read_data *); |