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authorAnna Schumaker <Anna.Schumaker@Netapp.com>2020-12-03 23:18:39 +0300
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2020-12-11 00:48:03 +0300
commit21e31401fc4595aeefa224cd36ab8175ec867b87 (patch)
tree9db41ecf8965a31f0ddd17db8510e47426f5aeb6 /fs/nfs/Kconfig
parentfe8eb820e388ca81643443b6208001ab516d1cf6 (diff)
downloadlinux-21e31401fc4595aeefa224cd36ab8175ec867b87.tar.xz
NFS: Disable READ_PLUS by default
We've been seeing failures with xfstests generic/091 and generic/263 when using READ_PLUS. I've made some progress on these issues, and the tests fail later on but still don't pass. Let's disable READ_PLUS by default until we can work out what is going on. Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'fs/nfs/Kconfig')
-rw-r--r--fs/nfs/Kconfig9
1 files changed, 9 insertions, 0 deletions
diff --git a/fs/nfs/Kconfig b/fs/nfs/Kconfig
index 88e1763e02f3..e2a488d403a6 100644
--- a/fs/nfs/Kconfig
+++ b/fs/nfs/Kconfig
@@ -205,3 +205,12 @@ config NFS_DISABLE_UDP_SUPPORT
Choose Y here to disable the use of NFS over UDP. NFS over UDP
on modern networks (1Gb+) can lead to data corruption caused by
fragmentation during high loads.
+
+config NFS_V4_2_READ_PLUS
+ bool "NFS: Enable support for the NFSv4.2 READ_PLUS operation"
+ depends on NFS_V4_2
+ default n
+ help
+ This is intended for developers only. The READ_PLUS operation has
+ been shown to have issues under specific conditions and should not
+ be used in production.