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From: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
To: Paul Brook <paul@codesourcery.com>
Cc: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH 4 of 5] [UPDATE] DisplayState interface change
Date: Fri, 21 Nov 2008 17:45:16 +0000	[thread overview]
Message-ID: <4926F3AC.4000201@eu.citrix.com> (raw)
In-Reply-To: <200811211736.23473.paul@codesourcery.com>

Paul Brook wrote:

> On Friday 21 November 2008, Stefano Stabellini wrote:
>> + Â  Â  Â  Â surface->data = (uint8_t*) qemu_reallocz(surface->data,
>> surface->linesize * surface->height); 
>> + Â  Â else 
>> + Â  Â  Â  Â surface->data = (uint8_t*) qemu_mallocz(surface->linesize *
>> surface->height);
> 
> Do these really need to be zeroed? 
> 
> reallocz seems like a bit of a funny concept. I doubt it's more efficient than 
> free/mallocz. The point of normal realloc is that is preserves the contents 
> of the block, even if it moves.
> 

Actually I think they don't need to be, I have been probably overzelous.
I'll do some tests to be sure, then I'll drop it.

  parent reply	other threads:[~2008-11-21 17:41 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-11-21 17:08 [Qemu-devel] [PATCH 4 of 5] [UPDATE] DisplayState interface change Stefano Stabellini
     [not found] ` <200811211736.23473.paul@codesourcery.com>
2008-11-21 17:45   ` Stefano Stabellini [this message]
2008-11-22 20:00 ` Anthony Liguori
2008-11-24 16:51   ` Stefano Stabellini
2008-11-24 19:58     ` Anthony Liguori
2008-11-25 12:23       ` Stefano Stabellini
2008-11-25 12:38         ` Stefano Stabellini
2008-11-25 14:35         ` Anthony Liguori

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