From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pd0-f180.google.com (mail-pd0-f180.google.com [209.85.192.180]) by kanga.kvack.org (Postfix) with ESMTP id B4CF9280257 for ; Fri, 3 Jul 2015 05:40:21 -0400 (EDT) Received: by pdbep18 with SMTP id ep18so61157677pdb.1 for ; Fri, 03 Jul 2015 02:40:21 -0700 (PDT) Received: from mailout2.w1.samsung.com (mailout2.w1.samsung.com. [210.118.77.12]) by mx.google.com with ESMTPS id qv6si13490859pab.172.2015.07.03.02.40.18 for (version=TLSv1 cipher=RC4-SHA bits=128/128); Fri, 03 Jul 2015 02:40:19 -0700 (PDT) Received: from eucpsbgm1.samsung.com (unknown [203.254.199.244]) by mailout2.w1.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTP id <0NQW009O2O747Q00@mailout2.w1.samsung.com> for linux-mm@kvack.org; Fri, 03 Jul 2015 10:40:16 +0100 (BST) From: Krzysztof Kozlowski Subject: [PATCH 2/2] mm: zbud: Constify the zbud_ops Date: Fri, 03 Jul 2015 18:40:13 +0900 Message-id: <1435916413-6475-2-git-send-email-k.kozlowski@samsung.com> In-reply-to: <1435916413-6475-1-git-send-email-k.kozlowski@samsung.com> References: <1435916413-6475-1-git-send-email-k.kozlowski@samsung.com> Sender: owner-linux-mm@kvack.org List-ID: To: Seth Jennings , Dan Streetman , Minchan Kim , Nitin Gupta , linux-mm@kvack.org, linux-kernel@vger.kernel.org Cc: Andrew Morton , Krzysztof Kozlowski The structure zbud_ops is not modified so make the pointer to it as pointer to const. Signed-off-by: Krzysztof Kozlowski --- include/linux/zbud.h | 2 +- mm/zbud.c | 6 +++--- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/include/linux/zbud.h b/include/linux/zbud.h index f9d41a6e361f..e183a0a65ac1 100644 --- a/include/linux/zbud.h +++ b/include/linux/zbud.h @@ -9,7 +9,7 @@ struct zbud_ops { int (*evict)(struct zbud_pool *pool, unsigned long handle); }; -struct zbud_pool *zbud_create_pool(gfp_t gfp, struct zbud_ops *ops); +struct zbud_pool *zbud_create_pool(gfp_t gfp, const struct zbud_ops *ops); void zbud_destroy_pool(struct zbud_pool *pool); int zbud_alloc(struct zbud_pool *pool, size_t size, gfp_t gfp, unsigned long *handle); diff --git a/mm/zbud.c b/mm/zbud.c index 6f8158d64864..fa48bcdff9d5 100644 --- a/mm/zbud.c +++ b/mm/zbud.c @@ -96,7 +96,7 @@ struct zbud_pool { struct list_head buddied; struct list_head lru; u64 pages_nr; - struct zbud_ops *ops; + const struct zbud_ops *ops; #ifdef CONFIG_ZPOOL struct zpool *zpool; const struct zpool_ops *zpool_ops; @@ -133,7 +133,7 @@ static int zbud_zpool_evict(struct zbud_pool *pool, unsigned long handle) return -ENOENT; } -static struct zbud_ops zbud_zpool_ops = { +static const struct zbud_ops zbud_zpool_ops = { .evict = zbud_zpool_evict }; @@ -302,7 +302,7 @@ static int num_free_chunks(struct zbud_header *zhdr) * Return: pointer to the new zbud pool or NULL if the metadata allocation * failed. */ -struct zbud_pool *zbud_create_pool(gfp_t gfp, struct zbud_ops *ops) +struct zbud_pool *zbud_create_pool(gfp_t gfp, const struct zbud_ops *ops) { struct zbud_pool *pool; int i; -- 1.9.1 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org