linux-kernel - Re: [PATCH v2 1/7] mm: change mm/pt_reclaim.c to use asm/tlb.h instead of asm-generic/tlb.h

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Message-ID: <e539179f-668e-452d-a08e-6143392dae6a@kernel.org>
Date: Wed, 19 Nov 2025 12:41:22 +0100
From: "David Hildenbrand (Red Hat)" <david@...nel.org>
To: Qi Zheng <qi.zheng@...ux.dev>, will@...nel.org, aneesh.kumar@...nel.org,
 npiggin@...il.com, peterz@...radead.org, dev.jain@....com,
 akpm@...ux-foundation.org, ioworker0@...il.com, linmag7@...il.com
Cc: linux-arch@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-mm@...ck.org, linux-alpha@...r.kernel.org, loongarch@...ts.linux.dev,
 linux-mips@...r.kernel.org, linux-parisc@...r.kernel.org,
 linux-um@...ts.infradead.org, Qi Zheng <zhengqi.arch@...edance.com>
Subject: Re: [PATCH v2 1/7] mm: change mm/pt_reclaim.c to use asm/tlb.h
 instead of asm-generic/tlb.h

On 19.11.25 08:31, Qi Zheng wrote:
> From: Qi Zheng <zhengqi.arch@...edance.com>
> 
> Generally, the asm/tlb.h will include asm-generic/tlb.h, so change
> mm/pt_reclaim.c to use asm/tlb.h instead of asm-generic/tlb.h. This can
> also fix compilation errors on some architecture when CONFIG_PT_RECLAIM
> is enabled (such as alpha).

"This is a preparation for enabling CONFIG_PT_RECLAIM on other 
architectures, such as alpha."

> 
> Signed-off-by: Qi Zheng <zhengqi.arch@...edance.com>
> ---
>   mm/pt_reclaim.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/mm/pt_reclaim.c b/mm/pt_reclaim.c
> index 0d9cfbf4fe5d8..46771cfff8239 100644
> --- a/mm/pt_reclaim.c
> +++ b/mm/pt_reclaim.c
> @@ -2,7 +2,7 @@
>   #include <linux/hugetlb.h>
>   #include <linux/pgalloc.h>
>   
> -#include <asm-generic/tlb.h>
> +#include <asm/tlb.h>
>   
>   #include "internal.h"
>   

Right, we're using pte_free_tlb(), and the default lives in 
include/asm-generic/tlb.h.

Acked-by: David Hildenbrand (Red Hat) <david@...nel.org>

-- 
Cheers

David