[PATCH v2 01/18] NFS: Fix for xfstests generic/208
From: trondmy@kernel.org
Date: 2023-01-20 05:10:49
Subsystem:
filesystems (vfs and infrastructure), nfs, sunrpc, and lockd clients, the rest · Maintainers:
Alexander Viro, Christian Brauner, Trond Myklebust, Anna Schumaker, Linus Torvalds
From: Trond Myklebust <redacted> 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 <redacted> --- fs/nfs/pagelist.c | 3 +++ 1 file changed, 3 insertions(+)
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)
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2.39.0