mm/rmap: factor out adding folio mappings into __folio_add_rmap()

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Let's factor it out to prepare for reuse as we convert
page_add_anon_rmap() to folio_add_anon_rmap_[pte|ptes|pmd]().

Make the compiler always special-case on the granularity by using
__always_inline.

Link: https://lkml.kernel.org/r/20231220224504.646757-14-david@redhat.com
Signed-off-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Yin Fengwei <fengwei.yin@intel.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Muchun Song <muchun.song@linux.dev>
Cc: Muchun Song <songmuchun@bytedance.com>
Cc: Peter Xu <peterx@redhat.com>
Cc: Ryan Roberts <ryan.roberts@arm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

...

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David Hildenbrand 2023-12-20 23:44:37 +01:00 • committed by Andrew Morton

parent be6e57cfab

commit 96fd74958c

1 changed files with 44 additions and 34 deletions

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mm/rmap.c

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