diff mbox series

[v2,01/18] NFS: Fix for xfstests generic/208

Message ID 20230119213351.443388-2-trondmy@kernel.org (mailing list archive)
State New, archived
Headers show
Series Initial conversion of NFS basic I/O to use folios | expand

Commit Message

Trond Myklebust Jan. 19, 2023, 9:33 p.m. UTC 
From: Trond Myklebust <trond.myklebust@hammerspace.com>

If the same page and data is being used for multiple requests,
then ignore that when the request indicates we're reading from the start
of the page.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
---
 fs/nfs/pagelist.c | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c
index 16be6dae524f..369e4553399a 100644
--- a/fs/nfs/pagelist.c
+++ b/fs/nfs/pagelist.c
@@ -920,6 +920,9 @@  int nfs_generic_pgio(struct nfs_pageio_descriptor *desc,
 		req = nfs_list_entry(head->next);
 		nfs_list_move_request(req, &hdr->pages);
 
+		if (req->wb_pgbase == 0)
+			last_page = NULL;
+
 		if (!last_page || last_page != req->wb_page) {
 			pageused++;
 			if (pageused > pagecount)