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From: Vincent Hanquez <vincent.hanquez@eu.citrix.com>
To: Ian Jackson <Ian.Jackson@eu.citrix.com>
Cc: Andre Przywara <andre.przywara@amd.com>,
	"xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>,
	Keir Fraser <Keir.Fraser@eu.citrix.com>,
	Stefano Stabellini <Stefano.Stabellini@eu.citrix.com>
Subject: Re: [PATCH 3/4] libxl: add version_info function [and 1 more messages]
Date: Mon, 19 Apr 2010 17:07:32 +0100	[thread overview]
Message-ID: <4BCC7FC4.10800@eu.citrix.com> (raw)
In-Reply-To: <19404.30856.176804.871256@mariner.uk.xensource.com>

On 19/04/10 16:36, Ian Jackson wrote:
> I don't think that's correct because memory allocated by libxl_sprintf
> does not survive return from libxl into the caller.

It survives as long as the context is not ctx_free. i.e. if the data 
need to preserve longer, they will have do be duplicated before freeing 
the context.

This is to get away with having to deal with memory leak as much as 
possible and potential more complex code related to errors handling.

-- 
Vincent

  reply	other threads:[~2010-04-19 16:07 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-04-18 21:17 [PATCH 0/4] Add "xl info" command Andre Przywara
2010-04-18 21:23 ` [PATCH 1/4] libxl: extend physinfo structure Andre Przywara
2010-04-19  7:50   ` Vincent Hanquez
2010-04-19 15:27     ` [PATCH 1/4] libxl: extend physinfo structure [and 1 more messages] Ian Jackson
2010-04-18 21:25 ` [PATCH 2/4] libxl: add sched_get_id function Andre Przywara
2010-04-19  7:50   ` Vincent Hanquez
2010-04-19 15:29     ` [PATCH 2/4] libxl: add sched_get_id function [and 1 more messages] Ian Jackson
2010-04-18 21:26 ` [PATCH 3/4] libxl: add version_info function Andre Przywara
2010-04-19  8:08   ` Vincent Hanquez
2010-04-19 15:36     ` [PATCH 3/4] libxl: add version_info function [and 1 more messages] Ian Jackson
2010-04-19 16:07       ` Vincent Hanquez [this message]
2010-04-19 16:21         ` Ian Jackson
2010-04-19 16:41           ` Vincent Hanquez
2010-04-19 20:43       ` Andre Przywara
2010-04-20  8:36         ` Vincent Hanquez
2010-04-21 12:10           ` Andre Przywara
2010-04-21 12:53             ` Vincent Hanquez
2010-04-18 21:28 ` [PATCH 4/4] xl: add "xl info" command Andre Przywara
2010-04-19 15:38   ` Ian Jackson

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