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Re: [PATCH 0/5] xen/livepatch: fixes for the pre-apply / post-revert hooks


  • To: Roger Pau Monne <roger.pau@xxxxxxxxxx>
  • From: Jan Beulich <jbeulich@xxxxxxxx>
  • Date: Fri, 23 Feb 2024 11:48:10 +0100
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  • Cc: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>, Ross Lagerwall <ross.lagerwall@xxxxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, George Dunlap <george.dunlap@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
  • Delivery-date: Fri, 23 Feb 2024 10:48:20 +0000
  • List-id: Xen developer discussion <xen-devel.lists.xenproject.org>

On 30.11.2023 15:29, Roger Pau Monne wrote:
> Hello,
> 
> The follow series contain a misc of fixes mostly related to the usage of
> the pre-apply / post-revert hooks.  The norevert test is also fixed to
> work as I think was expected.  Finally both the no{apply,revert}
> tests are fixed to build properly, as the files where previously
> unhooked from the build system completely.
> 
> I'm unsure how useful the apply and revert hooks really are, as without
> calling the internal apply/revert functions the state of the payload
> structure is quite likely inconsistent with the code expectations.
> 
> Thanks, Roger.
> 
> Roger Pau Monne (5):
>   xen/livepatch: register livepatch regions when loaded
>   xen/livepatch: search for symbols in all loaded payloads
>   xen/livepatch: fix norevert test attempt to open-code revert
>   xen/livepatch: fix norevert test hook setup typo
>   xen/livepatch: properly build the noapply and norevert tests

With the R-b-s that have arrived, could you clarify in how far these
can be committed out of order?

Jan



 


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