From: Usama Arif <usamaarif642@gmail.com>
To: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>,
"Liam R. Howlett" <Liam.Howlett@oracle.com>,
David Hildenbrand <david@redhat.com>,
Andrew Morton <akpm@linux-foundation.org>,
linux-mm@kvack.org, hannes@cmpxchg.org, shakeel.butt@linux.dev,
riel@surriel.com, ziy@nvidia.com, laoar.shao@gmail.com,
baolin.wang@linux.alibaba.com, npache@redhat.com,
ryan.roberts@arm.com, linux-kernel@vger.kernel.org,
linux-doc@vger.kernel.org, kernel-team@meta.com
Subject: Re: [PATCH 1/6] prctl: introduce PR_THP_POLICY_DEFAULT_HUGE for the process
Date: Thu, 15 May 2025 19:46:01 +0100 [thread overview]
Message-ID: <6af86236-6abd-4749-9e13-d8a8559f2d1a@gmail.com> (raw)
In-Reply-To: <3635aacd-04e6-4873-961c-0b1fc09d2353@lucifer.local>
On 15/05/2025 19:21, Lorenzo Stoakes wrote:
> On Thu, May 15, 2025 at 02:09:56PM -0400, Liam R. Howlett wrote:
>>
>> I more than dislike flags2... I hate it.
>
> Yeah, to be clear - I will NACK any series that tries to add flags2 unless
> a VERY VERY good justification is given. It's horrid. And frankly this
> feature doesn't warrant something as horrible.
>
> But making mm->flags 64-bit on 32-bit kernels (which are in effect
> deprecated in my view) would fix this.
>
Just for clarity, flags2 is just one of the ways.
I had suggested making this a 64bit feature only as well in the initial version.
And Lorenzos suggestion about making flags 64 bit on 32 bit machines is good for me
as well.
next prev parent reply other threads:[~2025-05-15 18:46 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-05-15 13:33 [PATCH 0/6] prctl: introduce PR_SET/GET_THP_POLICY Usama Arif
2025-05-15 13:33 ` [PATCH 1/6] prctl: introduce PR_THP_POLICY_DEFAULT_HUGE for the process Usama Arif
2025-05-15 14:40 ` Lorenzo Stoakes
2025-05-15 14:44 ` David Hildenbrand
2025-05-15 14:56 ` Usama Arif
2025-05-15 14:58 ` David Hildenbrand
2025-05-15 15:18 ` Lorenzo Stoakes
2025-05-15 15:45 ` Liam R. Howlett
2025-05-15 15:57 ` David Hildenbrand
2025-05-15 16:38 ` Lorenzo Stoakes
2025-05-15 17:29 ` David Hildenbrand
2025-05-15 18:09 ` Liam R. Howlett
2025-05-15 18:21 ` Lorenzo Stoakes
2025-05-15 18:42 ` Zi Yan
2025-05-15 21:04 ` Lorenzo Stoakes
2025-05-15 18:46 ` Usama Arif [this message]
2025-05-15 19:20 ` David Hildenbrand
2025-05-15 15:28 ` Usama Arif
2025-05-15 16:06 ` Lorenzo Stoakes
2025-05-15 16:11 ` David Hildenbrand
2025-05-15 18:08 ` Lorenzo Stoakes
2025-05-15 19:12 ` David Hildenbrand
2025-05-15 20:35 ` Lorenzo Stoakes
2025-05-16 7:45 ` David Hildenbrand
2025-05-16 10:57 ` Lorenzo Stoakes
2025-05-16 11:24 ` David Hildenbrand
2025-05-16 12:57 ` Lorenzo Stoakes
2025-05-16 17:19 ` Usama Arif
2025-05-16 17:51 ` Lorenzo Stoakes
2025-05-16 19:34 ` Usama Arif
2025-05-17 16:20 ` Is number of process_madvise()-able ranges limited to 8? (was Re: [PATCH 1/6] prctl: introduce PR_THP_POLICY_DEFAULT_HUGE for the process) SeongJae Park
2025-05-17 18:50 ` Lorenzo Stoakes
2025-05-17 20:25 ` SeongJae Park
2025-05-17 19:01 ` [PATCH 1/6] prctl: introduce PR_THP_POLICY_DEFAULT_HUGE for the process Lorenzo Stoakes
2025-05-15 16:47 ` Usama Arif
2025-05-15 18:36 ` Lorenzo Stoakes
2025-05-15 19:17 ` David Hildenbrand
2025-05-15 20:42 ` Lorenzo Stoakes
2025-05-16 6:12 ` kernel test robot
2025-05-15 13:33 ` [PATCH 2/6] prctl: introduce PR_THP_POLICY_DEFAULT_NOHUGE " Usama Arif
2025-05-16 8:19 ` kernel test robot
2025-05-15 13:33 ` [PATCH 3/6] prctl: introduce PR_THP_POLICY_SYSTEM " Usama Arif
2025-05-15 13:33 ` [PATCH 4/6] selftests: prctl: introduce tests for PR_THP_POLICY_DEFAULT_NOHUGE Usama Arif
2025-05-15 13:33 ` [PATCH 5/6] selftests: prctl: introduce tests for PR_THP_POLICY_DEFAULT_HUGE Usama Arif
2025-05-15 13:33 ` [PATCH 6/6] docs: transhuge: document process level THP controls Usama Arif
2025-05-15 13:55 ` [PATCH 0/6] prctl: introduce PR_SET/GET_THP_POLICY Lorenzo Stoakes
2025-05-15 14:50 ` Usama Arif
2025-05-15 15:15 ` Lorenzo Stoakes
2025-05-15 15:54 ` Usama Arif
2025-05-15 16:04 ` David Hildenbrand
2025-05-15 16:24 ` Lorenzo Stoakes
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