pNFS/filelayout: check layout segment range

Before doing the IO, check that we have the layout covering the range of
IO.

Signed-off-by: Olga Kornievskaia <kolga@netapp.com>
Reviewed-by: Benjamin Coddington <bcodding@redhat.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
This commit is contained in:
Olga Kornievskaia 2024-05-07 15:59:33 -04:00 committed by Trond Myklebust
parent 3ebcb24646
commit 523412b904

View file

@ -868,6 +868,7 @@ filelayout_pg_init_read(struct nfs_pageio_descriptor *pgio,
struct nfs_page *req)
{
pnfs_generic_pg_check_layout(pgio);
pnfs_generic_pg_check_range(pgio, req);
if (!pgio->pg_lseg) {
pgio->pg_lseg = fl_pnfs_update_layout(pgio->pg_inode,
nfs_req_openctx(req),
@ -892,6 +893,7 @@ filelayout_pg_init_write(struct nfs_pageio_descriptor *pgio,
struct nfs_page *req)
{
pnfs_generic_pg_check_layout(pgio);
pnfs_generic_pg_check_range(pgio, req);
if (!pgio->pg_lseg) {
pgio->pg_lseg = fl_pnfs_update_layout(pgio->pg_inode,
nfs_req_openctx(req),