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authorLinus Torvalds <torvalds@linux-foundation.org>2023-01-07 10:38:11 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2023-01-07 10:38:11 -0800
commit9b43a525db125799df81e6fbef712a2ae50bfc5d (patch)
treedf109638ff10dc9c808b0e2296e26ddfddf87f4a /fs/nfs/filelayout/filelayout.c
parentf18fca98ac1622220dfdf795fefa91dc52d3707d (diff)
parent5e9a7b9c2ea18551759833146a181b14835bfe39 (diff)
Merge tag 'nfs-for-6.2-2' of git://git.linux-nfs.org/projects/trondmy/linux-nfs
Pull NFS client fixes from Trond Myklebust: - Fix a race in the RPCSEC_GSS upcall code that causes hung RPC calls - Fix a broken coalescing test in the pNFS file layout driver - Ensure that the access cache rcu path also applies the login test - Fix up for a sparse warning * tag 'nfs-for-6.2-2' of git://git.linux-nfs.org/projects/trondmy/linux-nfs: NFS: Fix up a sparse warning NFS: Judge the file access cache's timestamp in rcu path pNFS/filelayout: Fix coalescing test for single DS SUNRPC: ensure the matching upcall is in-flight upon downcall
Diffstat (limited to 'fs/nfs/filelayout/filelayout.c')
-rw-r--r--fs/nfs/filelayout/filelayout.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/nfs/filelayout/filelayout.c b/fs/nfs/filelayout/filelayout.c
index ad34a33b0737..4974cd18ca46 100644
--- a/fs/nfs/filelayout/filelayout.c
+++ b/fs/nfs/filelayout/filelayout.c
@@ -783,6 +783,12 @@ filelayout_alloc_lseg(struct pnfs_layout_hdr *layoutid,
return &fl->generic_hdr;
}
+static bool
+filelayout_lseg_is_striped(const struct nfs4_filelayout_segment *flseg)
+{
+ return flseg->num_fh > 1;
+}
+
/*
* filelayout_pg_test(). Called by nfs_can_coalesce_requests()
*
@@ -803,6 +809,8 @@ filelayout_pg_test(struct nfs_pageio_descriptor *pgio, struct nfs_page *prev,
size = pnfs_generic_pg_test(pgio, prev, req);
if (!size)
return 0;
+ else if (!filelayout_lseg_is_striped(FILELAYOUT_LSEG(pgio->pg_lseg)))
+ return size;
/* see if req and prev are in the same stripe */
if (prev) {