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authorTrond Myklebust <trond.myklebust@hammerspace.com>2022-05-31 18:03:06 +0300
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2022-06-06 18:53:54 +0300
commitfe44fb23d6ccde4c914c44ef74ab8d9d9ba02bea (patch)
tree0f926f6f1cb8e60e76af36714a04d34276be01f1 /fs/nfs
parentf2906aa863381afb0015a9eb7fefad885d4e5a56 (diff)
downloadlinux-fe44fb23d6ccde4c914c44ef74ab8d9d9ba02bea.tar.xz
pNFS: Don't keep retrying if the server replied NFS4ERR_LAYOUTUNAVAILABLE
If the server tells us that a pNFS layout is not available for a specific file, then we should not keep pounding it with further layoutget requests. Fixes: 183d9e7b112a ("pnfs: rework LAYOUTGET retry handling") Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'fs/nfs')
-rw-r--r--fs/nfs/pnfs.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index 68a87be3e6f9..4609e641710e 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -2152,6 +2152,12 @@ lookup_again:
case -ERECALLCONFLICT:
case -EAGAIN:
break;
+ case -ENODATA:
+ /* The server returned NFS4ERR_LAYOUTUNAVAILABLE */
+ pnfs_layout_set_fail_bit(
+ lo, pnfs_iomode_to_fail_bit(iomode));
+ lseg = NULL;
+ goto out_put_layout_hdr;
default:
if (!nfs_error_is_fatal(PTR_ERR(lseg))) {
pnfs_layout_clear_fail_bit(lo, pnfs_iomode_to_fail_bit(iomode));