linux-kernel - Re: [RESEND PATCH 1/3] bcache: Remove redundant parameter for cache

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Wed, 29 Jun 2016 18:20:27 +0800
From:	Coly Li <i@...y.li>
To:	Yijing Wang <wangyijing@...wei.com>, axboe@...com,
	Kent Overstreet <kent.overstreet@...il.com>
Cc:	Eric Wheeler <git@...ux.ewheeler.net>, Coly Li <colyli@...e.de>,
	linux-bcache@...r.kernel.org, linux-raid@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [RESEND PATCH 1/3] bcache: Remove redundant parameter for
 cache_alloc()

在 16/6/22 上午10:10, Yijing Wang 写道:
> Cache_sb is not used in cache_alloc, and we have copied
> sb info to cache->sb already, remove it.
> 
> Signed-off-by: Yijing Wang <wangyijing@...wei.com>
> ---
>  drivers/md/bcache/super.c |    4 ++--
>  1 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c
> index f5dbb4e..aecaace 100644
> --- a/drivers/md/bcache/super.c
> +++ b/drivers/md/bcache/super.c
> @@ -1803,7 +1803,7 @@ void bch_cache_release(struct kobject *kobj)
>  	module_put(THIS_MODULE);
>  }
>  
> -static int cache_alloc(struct cache_sb *sb, struct cache *ca)
> +static int cache_alloc(struct cache *ca)
>  {
>  	size_t free;
>  	struct bucket *b;
> @@ -1858,7 +1858,7 @@ static int register_cache(struct cache_sb *sb, struct page *sb_page,
>  	if (blk_queue_discard(bdev_get_queue(ca->bdev)))
>  		ca->discard = CACHE_DISCARD(&ca->sb);
>  
> -	ret = cache_alloc(sb, ca);
> +	ret = cache_alloc(ca);

I am not sure whether struct cache_b *sb will be used in future, I
suggest to let it be for now.



>  	if (ret != 0)
>  		goto err;
>  
> 


-- 
Coly Li