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authorTrond Myklebust <Trond.Myklebust@netapp.com>2011-03-21 17:02:00 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2011-03-21 21:08:17 -0400
commitb31268ac793fd300da66b9c28bbf0a200339ab96 (patch)
tree910978e11c5e6d94fb5be82f38cbc6d3ef65c020 /fs/nfs/pagelist.c
parent8e26de238fd794c8ea56a5c98bf67c40cfeb051d (diff)
FS: Use stable writes when not doing a bulk flush
If we're only doing a single write, and there are no other unstable writes being queued up, we might want to just flip to using a stable write RPC call. Reviewed-by: NeilBrown <neilb@suse.de> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/pagelist.c')
-rw-r--r--fs/nfs/pagelist.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c
index 23e79441066..fd85618149a 100644
--- a/fs/nfs/pagelist.c
+++ b/fs/nfs/pagelist.c
@@ -223,6 +223,7 @@ void nfs_pageio_init(struct nfs_pageio_descriptor *desc,
desc->pg_count = 0;
desc->pg_bsize = bsize;
desc->pg_base = 0;
+ desc->pg_moreio = 0;
desc->pg_inode = inode;
desc->pg_doio = doio;
desc->pg_ioflags = io_flags;
@@ -335,9 +336,11 @@ int nfs_pageio_add_request(struct nfs_pageio_descriptor *desc,
struct nfs_page *req)
{
while (!nfs_pageio_do_add_request(desc, req)) {
+ desc->pg_moreio = 1;
nfs_pageio_doio(desc);
if (desc->pg_error < 0)
return 0;
+ desc->pg_moreio = 0;
}
return 1;
}