linux-kernel - Re: [PATCH v3 0/2] mm: fix arithmetic for bdi min_ratio and max

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <9f11d308-54a8-4152-9da7-90a49de8d5e0@linux.alibaba.com>
Date: Wed, 20 Dec 2023 09:43:47 +0800
From: Jingbo Xu <jefflexu@...ux.alibaba.com>
To: Stefan Roesch <shr@...kernel.io>,
 Andrew Morton <akpm@...ux-foundation.org>
Cc: linux-mm@...ck.org, linux-kernel@...r.kernel.org,
 joseph.qi@...ux.alibaba.com, linux-fsdevel@...r.kernel.org,
 linux-block@...r.kernel.org, willy@...radead.org
Subject: Re: [PATCH v3 0/2] mm: fix arithmetic for bdi min_ratio and max_ratio



On 12/20/23 1:56 AM, Stefan Roesch wrote:
> It would be good if the cover letter describes what this fixes.

Thanks. Would notice that next time :)

> 
> On Tue, Dec 19, 2023, at 6:25 AM, Jingbo Xu wrote:
>> changes since v2:
>> - patch 2: drop div64_u64(), instead write it out mathematically
>>   (Matthew Wilcox)
>>
>> changes since v1:
>> - split the previous v1 patch into two separate patches with
>>   corresponding "Fixes" tag (Andrew Morton)
>> - patch 2: remove "UL" suffix for the "100" constant
>>
>> v1: 
>> https://lore.kernel.org/all/20231218031640.77983-1-jefflexu@linux.alibaba.com/
>> v2: 
>> https://lore.kernel.org/all/20231219024246.65654-1-jefflexu@linux.alibaba.com/
>>
>> Jingbo Xu (2):
>>   mm: fix arithmetic for bdi min_ratio
>>   mm: fix arithmetic for max_prop_frac when setting max_ratio
>>
>>  mm/page-writeback.c | 4 ++--
>>  1 file changed, 2 insertions(+), 2 deletions(-)
>>
>> -- 
>> 2.19.1.6.gb485710b

-- 
Thanks,
Jingbo