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From: Mark Tinguely <tinguely@sgi.com>
To: Ben Myers <bpm@sgi.com>
Cc: xfs@oss.sgi.com
Subject: Re: [PATCH] xfsprog: remove duplicate vector memalign from xfs_io
Date: Wed, 26 Sep 2012 17:21:21 -0500	[thread overview]
Message-ID: <50637FE1.8060703@sgi.com> (raw)
In-Reply-To: <20120926220434.GG13214@sgi.com>

On 09/26/12 17:04, Ben Myers wrote:
> On Tue, Sep 25, 2012 at 09:24:15AM -0500, Mark Tinguely wrote:
>> The vector feature of xfs_io uses its own memory buffer in the iov structure
>> and does not use the buffer entry. Remove the duplicate memalign.
>
> Looks to me that there is a usage of buffer in __dump_buffer.  However,
> I suspect there shouldn't be.  I suggest (untested,ymmv,ianal,etc):
>
> :!quilt di
> Index: xfsprogs/io/pread.c
> ===================================================================
> --- xfsprogs.orig/io/pread.c
> +++ xfsprogs/io/pread.c
> @@ -130,7 +130,7 @@ __dump_buffer(
>          int             i, j;
>          char            *p;
>
> -       for (i = 0, p = (char *)buffer; i<  len; i += 16) {
> +       for (i = 0, p = (char *)buf; i<  len; i += 16) {
>                  char    *s = p;
>
>                  printf("%08llx:  ", (unsigned long long)offset + i);
>
>
> Otherwise your patch looks good to me.  If I'm not off-my-rocker with
> the above you're welcome to pull it in to your patch, or I can submit it
> to the list more formally tomorrow.
>
> Reviewed-by: Ben Myers<bpm@sgi.com>

Interesting. You are on your rocker, I missed the second bug.

--Mark.



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  reply	other threads:[~2012-09-26 22:20 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20120925142414.660506845@sgi.com>
2012-09-25 14:24 ` [PATCH] xfsprog: remove duplicate vector memalign from xfs_io Mark Tinguely
2012-09-26 22:04   ` Ben Myers
2012-09-26 22:21     ` Mark Tinguely [this message]
2012-09-27  0:01     ` Dave Chinner
2012-09-27 14:59       ` Ben Myers
2012-09-27 12:47     ` [PATCH v2] " Mark Tinguely
2012-09-27 15:05       ` Ben Myers
2012-09-27 22:52       ` Dave Chinner
2012-09-28 16:38         ` Mark Tinguely
2012-09-27  0:00   ` [PATCH] " Dave Chinner

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