Re: [PATCHv6 03/17] mm: Rename the 'compound_head' field in the 'struct page' to 'compound_info'
From: David Hildenbrand (arm)
Date: Wed Feb 04 2026 - 11:15:51 EST
On 2/2/26 16:56, Kiryl Shutsemau wrote:
The 'compound_head' field in the 'struct page' encodes whether the page
is a tail and where to locate the head page. Bit 0 is set if the page is
a tail, and the remaining bits in the field point to the head page.
As preparation for changing how the field encodes information about the
head page, rename the field to 'compound_info'.
Signed-off-by: Kiryl Shutsemau <kas@xxxxxxxxxx>
Reviewed-by: Muchun Song <muchun.song@xxxxxxxxx>
Reviewed-by: Zi Yan <ziy@xxxxxxxxxx>
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Acked-by: David Hildenbrand (arm) <david@xxxxxxxxxx>
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Cheers,
David