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: <939e3496-5012-4e7d-8a33-e9de4354d4fd@linux.dev>
Date: Wed, 19 Nov 2025 20:17:31 +0800
From: Qi Zheng <qi.zheng@...ux.dev>
To: "David Hildenbrand (Red Hat)" <david@...nel.org>, 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 11/19/25 7:41 PM, David Hildenbrand (Red Hat) wrote:
> 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."

OK, will modify it in the next version.

> 
>>
>> 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>

Thanks!

>