This is a note to let you know that I've just added the patch titled
disabling oplocks/leases via module parm enable_oplocks broken for SMB3
to the 4.1-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
disabling-oplocks-leases-via-module-parm-enable_oplocks-broken-for-smb3.patch
and it can be found in the queue-4.1 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From e0ddde9d44e37fbc21ce893553094ecf1a633ab5 Mon Sep 17 00:00:00 2001
From: Steve French <[email protected]>
Date: Tue, 22 Sep 2015 09:29:38 -0500
Subject: disabling oplocks/leases via module parm enable_oplocks broken for SMB3
From: Steve French <[email protected]>
commit e0ddde9d44e37fbc21ce893553094ecf1a633ab5 upstream.
leases (oplocks) were always requested for SMB2/SMB3 even when oplocks
disabled in the cifs.ko module.
Signed-off-by: Steve French <[email protected]>
Reviewed-by: Chandrika Srinivasan <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
fs/cifs/smb2ops.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -50,9 +50,13 @@ change_conf(struct TCP_Server_Info *serv
break;
default:
server->echoes = true;
- server->oplocks = true;
+ if (enable_oplocks) {
+ server->oplocks = true;
+ server->oplock_credits = 1;
+ } else
+ server->oplocks = false;
+
server->echo_credits = 1;
- server->oplock_credits = 1;
}
server->credits -= server->echo_credits + server->oplock_credits;
return 0;
Patches currently in stable-queue which might be from [email protected] are
queue-4.1/do-not-fall-back-to-smbwritex-in-set_file_size-error-cases.patch
queue-4.1/fix-sec-krb5-on-smb3-mounts.patch
queue-4.1/disabling-oplocks-leases-via-module-parm-enable_oplocks-broken-for-smb3.patch
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