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Date:	Sun, 27 Jul 2014 12:09:41 +0400
From:	Vladimir Davydov <vdavydov@...allels.com>
To:	Christoph Hellwig <hch@....de>
CC:	poma <pomidorabelisima@...il.com>,
	James Bottomley <James.Bottomley@...senPartnership.com>,
	Linux Kernel list <linux-kernel@...r.kernel.org>,
	Christoph Lameter <cl@...ux.com>,
	Mailing-List fedora-kernel <kernel@...ts.fedoraproject.org>,
	Paolo Bonzini <pbonzini@...hat.com>,
	<linux-scsi@...r.kernel.org>
Subject: Re: WARNING: CPU: 1 PID: 495 at mm/slab_common.c:69
 kmem_cache_create+0x1a9/0x330()

On Sat, Jul 26, 2014 at 06:21:02PM +0200, Christoph Hellwig wrote:
> Here's a formal one.
> 
> James, can I get your signoff for it?
> 
> Vladimir, can I get a reviewed-by from you (or anyone else)?
> 
> ---
> From 73b1034ab1418e2dea75ccf642bc85c728b57313 Mon Sep 17 00:00:00 2001
> From: James Bottomley <James.Bottomley@...senPartnership.com>
> Date: Sat, 26 Jul 2014 12:21:26 -0400
> Subject: scsi: use short driver name for per-driver cmd slab caches
> 
> hostt->name might contain space, so use the ->proc_name short name instead
> when creating per-driver command slabs.
> 
> Reported-by: Vladimir Davydov <vdavydov@...allels.com>
> Tested-by: Vladimir Davydov <vdavydov@...allels.com>

Actually, it was "poma <pomidorabelisima@...il.com>", not me, who
reported the issue and tested the patch. Please fix the tags.

Reviewed-by: Vladimir Davydov <vdavydov@...allels.com>

> ---
>  drivers/scsi/scsi.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
> index 33318f5..df33060 100644
> --- a/drivers/scsi/scsi.c
> +++ b/drivers/scsi/scsi.c
> @@ -365,8 +365,8 @@ scsi_alloc_host_cmd_pool(struct Scsi_Host *shost)
>  	if (!pool)
>  		return NULL;
>  
> -	pool->cmd_name = kasprintf(GFP_KERNEL, "%s_cmd", hostt->name);
> -	pool->sense_name = kasprintf(GFP_KERNEL, "%s_sense", hostt->name);
> +	pool->cmd_name = kasprintf(GFP_KERNEL, "%s_cmd", hostt->proc_name);
> +	pool->sense_name = kasprintf(GFP_KERNEL, "%s_sense", hostt->proc_name);
>  	if (!pool->cmd_name || !pool->sense_name) {
>  		scsi_free_host_cmd_pool(pool);
>  		return NULL;
> -- 
> 1.9.1
> 
--
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