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Re: [PATCH] livepatch: create-diff-object: Check that the section has a secsym
- To: Sarah Newman <sarah.newman@xxxxxxxxxxxx>, "Xen-devel@xxxxxxxxxxxxxxxxxxxx" <Xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Ross Lagerwall <ross.lagerwall@xxxxxxxxxx>
- Date: Wed, 13 Jul 2022 16:21:04 +0000
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- Thread-topic: [PATCH] livepatch: create-diff-object: Check that the section has a secsym
> From: Xen-devel <xen-devel-bounces@xxxxxxxxxxxxxxxxxxxx> on behalf of Sarah
> Newman <sarah.newman@xxxxxxxxxxxx>
> Sent: Wednesday, July 6, 2022 3:18 AM
> To: Xen-devel@xxxxxxxxxxxxxxxxxxxx <Xen-devel@xxxxxxxxxxxxxxxxxxxx>
> Cc: Sarah Newman <sarah.newman@xxxxxxxxxxxx>
> Subject: [PATCH] livepatch: create-diff-object: Check that the section has a
> secsym
>
> A STT_SECTION symbol is not needed if if it is not used as a relocation
> target. Therefore, a section, in this case a debug section, may not have
> a secsym associated with it.
>
> This is a livepatch backport of kpatch upstream commit [1]:
> create-diff-object: Check that the section has a secsym ba3defa
>
> Signed-off-by: Sarah Newman <sarah.newman@xxxxxxxxxxxx>
>
Reviewed-by: Ross Lagerwall <ross.lagerwall@xxxxxxxxxx>
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