Message-ID: <bb769342-746c-4718-abd8-6f28d2220785@redhat.com>
Date: Tue, 26 Aug 2025 14:52:40 +0200
From: David Hildenbrand <david@...hat.com>
To: Lorenzo Stoakes <lorenzo.stoakes@...cle.com>,
 Andrew Morton <akpm@...ux-foundation.org>
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Subject: Re: [PATCH 06/10] mm: update coredump logic to correctly use bitmap
 mm flags

On 12.08.25 17:44, Lorenzo Stoakes wrote:
> The coredump logic is slightly different from other users in that it both
> stores mm flags and additionally sets and gets using masks.
> 
> Since the MMF_DUMPABLE_* flags must remain as they are for uABI reasons,
> and of course these are within the first 32-bits of the flags, it is
> reasonable to provide access to these in the same fashion so this logic can
> all still keep working as it has been.
> 
> Therefore, introduce coredump-specific helpers __mm_flags_get_dumpable()
> and __mm_flags_set_mask_dumpable() for this purpose, and update all core
> dump users of mm flags to use these.
> 
> Signed-off-by: Lorenzo Stoakes <lorenzo.stoakes@...cle.com>
> ---

Incl. fixup LGTM

Acked-by: David Hildenbrand <david@...hat.com>

-- 
Cheers

David / dhildenb

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