From: "Andreas Färber" <afaerber@suse.de>
To: David Gibson <david@gibson.dropbear.id.au>
Cc: qemu-devel@nongnu.org, anthony@codemonkey.ws
Subject: Re: [Qemu-devel] [PATCH 2/3] Allow larger return values from get_image_size()
Date: Fri, 24 Feb 2012 10:15:51 +0100 [thread overview]
Message-ID: <4F475547.1020102@suse.de> (raw)
In-Reply-To: <1330043806-31899-3-git-send-email-david@gibson.dropbear.id.au>
Am 24.02.2012 01:36, schrieb David Gibson:
> Currently get_image_size(), used to find the size of files, returns an int.
> But for modern systems, int may be only 32-bit and we can have files
> larger than that.
>
> This patch, therefore, changes the return type of get_image_size() to off_t
> (the same as the return type from lseek() itself). It also audits all the
> callers of get_image_size() to make sure they process the new unsigned
> return type correctly.
It's a size, so why off_t and not size_t?
Andreas
>
> This leaves load_image_targphys() with a limited return type, but one thing
> at a time (that function has far more callers to be audited, so it will
> take longer to fix).
>
> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
--
SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg, Germany
GF: Jeff Hawn, Jennifer Guild, Felix Imendörffer; HRB 16746 AG Nürnberg
next prev parent reply other threads:[~2012-02-24 9:16 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-24 0:36 [Qemu-devel] [0/3] Various code cleanups David Gibson
2012-02-24 0:36 ` [Qemu-devel] [PATCH 1/3] pci: Factor out bounds checking on config space accesses David Gibson
2012-02-24 0:36 ` [Qemu-devel] [PATCH 2/3] Allow larger return values from get_image_size() David Gibson
2012-02-24 0:48 ` Michael S. Tsirkin
2012-02-24 9:15 ` Andreas Färber [this message]
2012-02-24 22:08 ` David Gibson
2012-02-27 8:21 ` Markus Armbruster
2012-02-27 8:27 ` David Gibson
2012-02-27 9:31 ` Markus Armbruster
2012-02-24 0:36 ` [Qemu-devel] [PATCH 3/3] .gitignore update David Gibson
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