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authorBenjamin Coddington <bcodding@redhat.com>2017-04-19 17:11:34 +0300
committerTrond Myklebust <trond.myklebust@primarydata.com>2017-04-20 20:55:16 +0300
commit8ef9b0b9e1c02879c9a41246437a23f513e4378b (patch)
tree90e8d0c532be72fa9de8af680871fec3924bc84c /fs/nfs/pagelist.c
parentae97aa524ef495b6276fd26f5d5449fb22975d7c (diff)
downloadlinux-8ef9b0b9e1c02879c9a41246437a23f513e4378b.tar.xz
NFS: move nfs_pgarray_set() to open code
Since commit 00bfa30abe86 ("NFS: Create a common pgio_alloc and pgio_release function"), nfs_pgarray_set() has only a single caller. Let's open code it. Signed-off-by: Benjamin Coddington <bcodding@redhat.com> Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'fs/nfs/pagelist.c')
-rw-r--r--fs/nfs/pagelist.c34
1 files changed, 14 insertions, 20 deletions
diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c
index 7d83f3acdca1..453255c30fa1 100644
--- a/fs/nfs/pagelist.c
+++ b/fs/nfs/pagelist.c
@@ -29,20 +29,6 @@
static struct kmem_cache *nfs_page_cachep;
static const struct rpc_call_ops nfs_pgio_common_ops;
-static bool nfs_pgarray_set(struct nfs_page_array *p, unsigned int pagecount,
- gfp_t gfp_flags)
-{
- p->npages = pagecount;
- if (pagecount <= ARRAY_SIZE(p->page_array))
- p->pagevec = p->page_array;
- else {
- p->pagevec = kcalloc(pagecount, sizeof(struct page *), gfp_flags);
- if (!p->pagevec)
- p->npages = 0;
- }
- return p->pagevec != NULL;
-}
-
struct nfs_pgio_mirror *
nfs_pgio_current_mirror(struct nfs_pageio_descriptor *desc)
{
@@ -758,16 +744,24 @@ int nfs_generic_pgio(struct nfs_pageio_descriptor *desc,
*last_page;
struct list_head *head = &mirror->pg_list;
struct nfs_commit_info cinfo;
+ struct nfs_page_array *pg_array = &hdr->page_array;
unsigned int pagecount, pageused;
gfp_t gfp_flags = GFP_KERNEL;
pagecount = nfs_page_array_len(mirror->pg_base, mirror->pg_count);
- if (desc->pg_rw_ops->rw_mode == FMODE_WRITE)
- gfp_flags = GFP_NOIO;
- if (!nfs_pgarray_set(&hdr->page_array, pagecount, gfp_flags)) {
- nfs_pgio_error(hdr);
- desc->pg_error = -ENOMEM;
- return desc->pg_error;
+
+ if (pagecount <= ARRAY_SIZE(pg_array->page_array))
+ pg_array->pagevec = pg_array->page_array;
+ else {
+ if (desc->pg_rw_ops->rw_mode == FMODE_WRITE)
+ gfp_flags = GFP_NOIO;
+ pg_array->pagevec = kcalloc(pagecount, sizeof(struct page *), gfp_flags);
+ if (!pg_array->pagevec) {
+ pg_array->npages = 0;
+ nfs_pgio_error(hdr);
+ desc->pg_error = -ENOMEM;
+ return desc->pg_error;
+ }
}
nfs_init_cinfo(&cinfo, desc->pg_inode, desc->pg_dreq);