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SubjectRe: [PATCH 1/3] mm, slab: deprecate SLAB_MEM_SPREAD flag
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On 2024/2/24 00:41, Vlastimil Babka wrote:
> On 2/22/24 03:32, Chengming Zhou wrote:
>> On 2024/2/22 09:10, Song, Xiongwei wrote:
>>> Hi Vlastimil,
>>>
>>>> On Tue, Feb 20, 2024 at 05:58:25PM +0100, Vlastimil Babka wrote:
>>>> 0;95;0c> The SLAB_MEM_SPREAD flag used to be implemented in SLAB, which was
>>>>> removed. SLUB instead relies on the page allocator's NUMA policies.
>>>>> Change the flag's value to 0 to free up the value it had, and mark it
>>>>> for full removal once all users are gone.
>>>>>
>>>>> Reported-by: Steven Rostedt <rostedt@goodmis.org>
>>>>> Closes: https://lore.kernel.org/all/20240131172027.10f64405@gandalf.local.home/
>>>>> Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
>>>>
>>>> Reviewed-by: Roman Gushchin <roman.gushchin@linux.dev>
>>>>
>>>> Do you plan to follow up with a patch series removing all usages?
>>>
>>> If you are not available with it, I can do.
>>
>> Actually, I have done it yesterday. Sorry, I just forgot this task. :)
>>
>> I plan to send out it after this series merged in the slab branch. And
>> I'm wondering is it better to put all diffs in one huge patch or split
>> every diff to each patch?
>
> I'd suggest you do a patch per subsystem (mostly different filesystems) and
> send them out to respective maintainers to pick in their trees. I've talked
> to David from btrfs and he suggested this way.

Ok, will send out individually.

>
> You don't need to wait for this series to be merged. The flag is already a
> no-op as of 6.8-rc1. Also I'd suggest sending the patches individually. In a
> series they wouldn't depend on each other anyway, and you would either have
> to Cc maintainers separately per patch of the series, or everyone on
> everything, and there would always be somebody who would prefer the other
> way that you pick.

Right, thanks for your instructions!

>
>> Thanks!
>

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