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authorBenny Halevy <benny@tonian.com>2011-06-19 18:33:46 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2011-06-20 16:12:26 -0400
commit19345cb299e8234006c5125151ab723e851a1d24 (patch)
tree43bde1db751eb50afbdabfbd26814431c8be573c /fs/nfs/pagelist.c
parentdf18d127f4fed7a0284bcfa8d2843800cdb63b72 (diff)
NFSv4.1: file layout must consider pg_bsize for coalescing
Otherwise we end up overflowing the rpc buffer size on the receive end. Signed-off-by: Benny Halevy <benny@tonian.com> 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, 2 insertions, 1 deletions
diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c
index 7913961aff22..009855716286 100644
--- a/fs/nfs/pagelist.c
+++ b/fs/nfs/pagelist.c
@@ -204,7 +204,7 @@ nfs_wait_on_request(struct nfs_page *req)
TASK_UNINTERRUPTIBLE);
}
-static bool nfs_generic_pg_test(struct nfs_pageio_descriptor *desc, struct nfs_page *prev, struct nfs_page *req)
+bool nfs_generic_pg_test(struct nfs_pageio_descriptor *desc, struct nfs_page *prev, struct nfs_page *req)
{
/*
* FIXME: ideally we should be able to coalesce all requests
@@ -218,6 +218,7 @@ static bool nfs_generic_pg_test(struct nfs_pageio_descriptor *desc, struct nfs_p
return desc->pg_count + req->wb_bytes <= desc->pg_bsize;
}
+EXPORT_SYMBOL_GPL(nfs_generic_pg_test);
/**
* nfs_pageio_init - initialise a page io descriptor