Re: [tip: ras/core] x86/mce: Add a struct mce.kflags field
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- Subject: Re: [tip: ras/core] x86/mce: Add a struct mce.kflags field
- From: Borislav Petkov <bp@xxxxxxx>
- Date: Mon, 20 Apr 2020 10:42:42 +0200
- Cc: linux-kernel@xxxxxxxxxxxxxxx, linux-tip-commits@xxxxxxxxxxxxxxx, Tony Luck <tony.luck@xxxxxxxxx>, x86 <x86@xxxxxxxxxx>
- In-reply-to: <20200420080640.GB32592@infradead.org>
- References: <20200214222720.13168-4-tony.luck@intel.com> <158694418849.28353.16699731019695420884.tip-bot2@tip-bot2> <20200420080640.GB32592@infradead.org>
- User-agent: Mutt/1.10.1 (2018-07-13)
On Mon, Apr 20, 2020 at 01:06:40AM -0700, Christoph Hellwig wrote:
> Err, how can you add a new field to an uapi structure and not break
> things?
By adding it to the end of the structure. The mcelog tool gets the
record length first, before doing anything with the records.
--
Regards/Gruss,
Boris.
SUSE Software Solutions Germany GmbH, GF: Felix Imendörffer, HRB 36809, AG Nürnberg
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