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Message-Id: <1445981544-21946-32-git-send-email-kamal@canonical.com>
Date: Tue, 27 Oct 2015 14:32:07 -0700
From: Kamal Mostafa <kamal@...onical.com>
To: linux-kernel@...r.kernel.org, stable@...r.kernel.org,
kernel-team@...ts.ubuntu.com
Cc: Steve French <steve.french@...marydata.com>,
Kamal Mostafa <kamal@...onical.com>
Subject: [PATCH 3.13.y-ckt 31/48] disabling oplocks/leases via module parm enable_oplocks broken for SMB3
3.13.11-ckt29 -stable review patch. If anyone has any objections, please let me know.
------------------
From: Steve French <smfrench@...il.com>
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 <steve.french@...marydata.com>
Reviewed-by: Chandrika Srinivasan <chandrika.srinivasan@...rix.com>
Signed-off-by: Kamal Mostafa <kamal@...onical.com>
---
fs/cifs/smb2ops.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index 30f3eb5..6aeb1de 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -49,9 +49,13 @@ change_conf(struct TCP_Server_Info *server)
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;
--
1.9.1
--
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