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| author | Andy Adamson <andros@netapp.com> | 2011-06-13 18:22:38 -0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2011-07-12 13:40:28 -0400 |
| commit | 7c24d9489fe57d67cb56c6bdad58d89806e7fd97 (patch) | |
| tree | 4df86fc0437ac2ed2c90123060d4676422fbd95e /fs/nfs/pnfs.c | |
| parent | 47cb498e9316314e7e681f417135589195ad78a7 (diff) | |
| download | op-kernel-dev-7c24d9489fe57d67cb56c6bdad58d89806e7fd97.zip op-kernel-dev-7c24d9489fe57d67cb56c6bdad58d89806e7fd97.tar.gz | |
NFSv4.1: File layout only supports whole file layouts
Ask for whole file layouts. Until support for layout segments is fully
supported in the file layout code, discard non-whole file layouts.
Signed-off-by: Andy Adamson <andros@netapp.com>
Signed-off-by: Fred Isaman <iisaman@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/pnfs.c')
| -rw-r--r-- | fs/nfs/pnfs.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c index cc807fe..a7dc336 100644 --- a/fs/nfs/pnfs.c +++ b/fs/nfs/pnfs.c @@ -911,7 +911,7 @@ pnfs_find_lseg(struct pnfs_layout_hdr *lo, * Layout segment is retreived from the server if not cached. * The appropriate layout segment is referenced and returned to the caller. */ -static struct pnfs_layout_segment * +struct pnfs_layout_segment * pnfs_update_layout(struct inode *ino, struct nfs_open_context *ctx, loff_t pos, @@ -980,7 +980,8 @@ pnfs_update_layout(struct inode *ino, arg.offset -= pg_offset; arg.length += pg_offset; } - arg.length = PAGE_CACHE_ALIGN(arg.length); + if (arg.length != NFS4_MAX_UINT64) + arg.length = PAGE_CACHE_ALIGN(arg.length); lseg = send_layoutget(lo, ctx, &arg, gfp_flags); if (!lseg && first) { @@ -998,6 +999,7 @@ out_unlock: spin_unlock(&ino->i_lock); goto out; } +EXPORT_SYMBOL_GPL(pnfs_update_layout); int pnfs_layout_process(struct nfs4_layoutget *lgp) |
