linux-kernel - Re: [PATCH 1/1] afs: afs_alloc_inode: use kmem_cache

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Date:	Thu, 20 Feb 2014 13:30:28 -0800
From:	Joe Perches <joe@...ches.com>
To:	Fabian Frederick <fabf@...net.be>
Cc:	linux-kernel@...r.kernel.org, dhowells <dhowells@...hat.com>,
	akpm <akpm@...ux-foundation.org>
Subject: Re: [PATCH 1/1] afs: afs_alloc_inode: use kmem_cache_zalloc

On Thu, 2014-02-20 at 21:16 +0800, Fabian Frederick wrote:
> afs_vnode is currently cleared with 2 memsets after allocation and 
> 1 in constructor (afs_i_init_once).

Trivial comments:

> 	-This patch calls zalloc for explicit zero fill.

OK, but see below.

> 	-Fix some typos.

Well...

> diff --git a/fs/afs/super.c b/fs/afs/super.c
[]
> @@ -76,7 +76,7 @@ static const match_table_t afs_options_list = {
[]
> - * initialise the filesystem
> + * Initialize the filesystem
> @@ -448,19 +448,19 @@ error:
[]
> - * initialise an inode cache slab element prior to any use
> + * Initialize an inode cache slab element prior to any use

English spellings don't need to be changed to American.

> @@ -481,15 +481,12 @@ static struct inode *afs_alloc_inode(struct super_block *sb)
[]
> -	vnode = kmem_cache_alloc(afs_inode_cachep, GFP_KERNEL);
> +	vnode = kmem_cache_zalloc(afs_inode_cachep, GFP_KERNEL);
[]
> -	memset(&vnode->fid, 0, sizeof(vnode->fid));
> -	memset(&vnode->status, 0, sizeof(vnode->status));
> -
>  	vnode->volume		= NULL;
>  	vnode->update_cnt	= 0;

These could be removed too.


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