[PATCH v6 00/17] mm, dma, arm64: Reduce ARCH_KMALLOC_MINALIGN to 8

Isaac Manjarres isaacmanjarres at google.com
Wed Jun 7 22:45:36 PDT 2023


On Wed, May 31, 2023 at 8:48 AM Catalin Marinas <catalin.marinas at arm.com> wrote:
> Here's version 6 of the series reducing the kmalloc() minimum alignment
> on arm64 to 8 (from 128). There are patches already to do the same for
> riscv (pretty straight-forward after this series).
Thanks, Catalin for getting these patches out. Please add my "Tested-by:" tag
for the series:

Tested-by: Isaac J. Manjarres <isaacmanjarres at google.com>

With the first 11 patches, I observed a reduction of 18.4 MB
in the slab memory footprint on my Pixel 6 device. After applying the
rest of the patches in the series, I observed a total reduction of
26.5 MB in the
slab memory footprint on my device. These are great results!

--Isaac



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