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authorTrond Myklebust <trondmy@gmail.com>2019-04-07 13:59:01 -0400
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2019-04-25 14:18:14 -0400
commit91a575e1a98451d12df713f267a9a210a9e5dcf9 (patch)
tree89a147e126c5ab04a22041e20fcae2c670e5ec9e /include
parent7b1355b615c67e8fcbfb508e6baee83aed9dee96 (diff)
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NFS: Add a mount option "softerr" to allow clients to see ETIMEDOUT errors
Add a mount option that exposes the ETIMEDOUT errors that occur during soft timeouts to the application. This allows aware applications to distinguish between server disk IO errors and client timeout errors. Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/nfs_fs_sb.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h
index 013ac5b54a09..0fbc5d3c5e53 100644
--- a/include/linux/nfs_fs_sb.h
+++ b/include/linux/nfs_fs_sb.h
@@ -147,6 +147,7 @@ struct nfs_server {
#define NFS_MOUNT_LEGACY_INTERFACE 0x80000
#define NFS_MOUNT_LOCAL_FLOCK 0x100000
#define NFS_MOUNT_LOCAL_FCNTL 0x200000
+#define NFS_MOUNT_SOFTERR 0x400000
unsigned int caps; /* server capabilities */
unsigned int rsize; /* read size */