Thread (12 messages) 12 messages, 8 authors, 2021-01-29

Re: [PATCH 0/1] arm64/sparsemem: reduce SECTION_SIZE_BITS

From: Will Deacon <will@kernel.org>
Date: 2021-01-21 18:39:14
Also in: linux-arm-kernel, lkml

On Wed, 20 Jan 2021 21:29:12 -0800, Sudarshan Rajagopalan wrote:
This patch is the follow-up from the discussions in the thread [1].
Reducing the section size has the merit of reducing wastage of reserved memory
for vmmemmap mappings for sections with large memory holes. Also with smaller
section size gives more grunularity and agility for memory hot(un)plugging.

But there are also constraints in reducing SECTION_SIZE_BIT:

[...]
Applied to arm64 (for-next/misc), thanks!

[1/1] arm64/sparsemem: reduce SECTION_SIZE_BITS
      https://git.kernel.org/arm64/c/f0b13ee23241

Cheers,
-- 
Will

https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev
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