linux-kernel - [PATCH] staging: lustre: constify cl_lock

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Message-Id: <b86916f54cd6a22e0aa1d7570c0e1c793a3025e2.1503813780.git.arvind.yadav.cs@gmail.com>
Date:   Sun, 27 Aug 2017 11:35:27 +0530
From:   Arvind Yadav <arvind.yadav.cs@...il.com>
To:     oleg.drokin@...el.com, andreas.dilger@...el.com,
        jsimmons@...radead.org, gregkh@...uxfoundation.org,
        john.hammond@...el.com
Cc:     linux-kernel@...r.kernel.org, devel@...verdev.osuosl.org,
        lustre-devel@...ts.lustre.org
Subject: [PATCH] staging: lustre: constify cl_lock_operations

cl_lock_operations are not supposed to change at runtime.
cl_lock_slice_add is working with const cl_lock_operations.
So mark the non-const cl_lock_operations structs as const.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@...il.com>
---
 drivers/staging/lustre/lustre/obdecho/echo_client.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/lustre/lustre/obdecho/echo_client.c b/drivers/staging/lustre/lustre/obdecho/echo_client.c
index 1c4a8fe..b3fbc3c 100644
--- a/drivers/staging/lustre/lustre/obdecho/echo_client.c
+++ b/drivers/staging/lustre/lustre/obdecho/echo_client.c
@@ -319,7 +319,7 @@ static void echo_lock_fini(const struct lu_env *env,
 	kmem_cache_free(echo_lock_kmem, ecl);
 }
 
-static struct cl_lock_operations echo_lock_ops = {
+static const struct cl_lock_operations echo_lock_ops = {
 	.clo_fini      = echo_lock_fini,
 };
 
-- 
2.7.4