Signed-off-by: Benny Halevy <bhalevy@xxxxxxxxxxx>
---
fs/nfs/pnfs.c | 8 ++++++++
1 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index c2f09e9..2357ee3 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -850,6 +850,7 @@ pnfs_update_layout(struct inode *ino,
.offset = pos,
.length = count,
};
+ unsigned pg_offset;
struct nfs_inode *nfsi = NFS_I(ino);
struct nfs_client *clp = NFS_SERVER(ino)->nfs_client;
struct pnfs_layout_hdr *lo;
@@ -899,6 +900,13 @@ pnfs_update_layout(struct inode *ino,
spin_unlock(&clp->cl_lock);
}
+ pg_offset = arg.offset & ~PAGE_CACHE_MASK;
+ if (pg_offset) {
+ arg.offset -= pg_offset;
+ arg.length += pg_offset;
+ }
+ arg.length = PAGE_CACHE_ALIGN(arg.length);
+
lseg = send_layoutget(lo, ctx, &arg, gfp_flags);
if (!lseg && first) {
spin_lock(&clp->cl_lock);
--
1.7.3.4
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