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From: Dan Carpenter <dan.carpenter@oracle.com>
To: Lorenzo Stoakes <lstoakes@gmail.com>
Cc: sudipm.mukherjee@gmail.com, teddy.wang@siliconmotion.com,
	gregkh@linuxfoundation.org, devel@driverdev.osuosl.org,
	linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/6] staging: sm750fb: Use memset_io instead of memset
Date: Wed, 11 Mar 2015 08:54:33 +0000	[thread overview]
Message-ID: <20150311085433.GU10964@mwanda> (raw)
In-Reply-To: <1426037325-8392-1-git-send-email-lstoakes@gmail.com>

On Wed, Mar 11, 2015 at 01:28:40AM +0000, Lorenzo Stoakes wrote:
> This patch uses memset_io instead of memset when using memset on __iomem
> qualified pointers. This fixes the following sparse warnings:-
> 
> drivers/staging/sm750fb/sm750.c:489:17: warning: incorrect type in argument 1 (different address spaces)
> drivers/staging/sm750fb/sm750.c:490:17: warning: incorrect type in argument 1 (different address spaces)
> drivers/staging/sm750fb/sm750.c:501:17: warning: incorrect type in argument 1 (different address spaces)
> drivers/staging/sm750fb/sm750.c:502:17: warning: incorrect type in argument 1 (different address spaces)
> drivers/staging/sm750fb/sm750.c:833:5: warning: incorrect type in argument 1 (different address spaces)
> drivers/staging/sm750fb/sm750.c:1154:9: warning: incorrect type in argument 1 (different address spaces)
> 
> Signed-off-by: Lorenzo Stoakes <lstoakes@gmail.com>

When I see a patch like this, then I worry, "What if the Sparse
annotations are wrong?  The patch description doesn't say anything about
that."  After review then I think the annotations are correct so that's
fine.

Btw, do you have this hardware?  Are you able to test these changes?

regards,
dan carpenter


  parent reply	other threads:[~2015-03-11  8:54 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-03-11  1:28 [PATCH 1/6] staging: sm750fb: Use memset_io instead of memset Lorenzo Stoakes
2015-03-11  1:28 ` [PATCH 2/6] staging: sm750fb: Fix non-ANSI function declarations Lorenzo Stoakes
2015-03-11  1:28 ` [PATCH 3/6] staging: sm750fb: Make internal functions static Lorenzo Stoakes
2015-03-11  9:42   ` Sudip Mukherjee
2015-03-11  9:38     ` Lorenzo Stoakes
2015-03-11  1:28 ` [PATCH 4/6] staging: sm750fb: Expose hw712_fillrect externally Lorenzo Stoakes
2015-03-11  8:56   ` Dan Carpenter
2015-03-11  9:49   ` Sudip Mukherjee
2015-03-11  9:39     ` Lorenzo Stoakes
2015-03-11  1:28 ` [PATCH 5/6] staging: sm750fb: Fix __iomem pointer types Lorenzo Stoakes
2015-03-11  1:28 ` [PATCH 6/6] staging: sm750fb: Spinlock and unlock in the same block Lorenzo Stoakes
2015-03-11  9:09   ` Dan Carpenter
2015-03-11  8:54 ` Dan Carpenter [this message]
2015-03-11  9:11   ` [PATCH 1/6] staging: sm750fb: Use memset_io instead of memset Lorenzo Stoakes
2015-03-11  9:23     ` Dan Carpenter
2015-03-11  9:48     ` Sudip Mukherjee
2015-03-11 10:47       ` Sudip Mukherjee
2015-03-11 10:41         ` Lorenzo Stoakes

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