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SubjectRe: [PATCH mm v4 29/39] kasan, page_alloc: allow skipping memory init for HW_TAGS
On Mon, Dec 20, 2021 at 11:02PM +0100, andrey.konovalov@linux.dev wrote:
[...]
> /* Room for N __GFP_FOO bits */
> #define __GFP_BITS_SHIFT (24 + \
> + IS_ENABLED(CONFIG_KASAN_HW_TAGS) + \
> IS_ENABLED(CONFIG_KASAN_HW_TAGS) + \
> IS_ENABLED(CONFIG_KASAN_HW_TAGS) + \
> IS_ENABLED(CONFIG_LOCKDEP))

Does '3 * IS_ENABLED(CONFIG_KASAN_HW_TAGS)' work?

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