kernel_compiler_patch

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Benchmarks

1

I'm not sure if you noticed the phoronix article: https://www.phoronix.com/scan.php?page=news_item&px=Linux-5.19-O3-March-Native Which showed -march=native being much slower than just using -O2 or -O3 Has anyone else managed to verify this? Was...

FireBurn

Required update for 6.8

1

Hi, @graysky2! Just a quick heads up, this won't apply cleanly on 6.8 due to the PAE kconfig changes. Cheers!

rsalvaterra

Safety concerns regarding compiler optimizations that introduce FPU/SIMD code that may bypass kernel_fpu_begin/end() guards designed to prevent the kernel from clobbering userspace FP/SIMD register context

9

Howdy! Nifty patch set! I’d like to use it since I yak-shaved essentially the same thing for Rocket Lake a couple days ago before I found this repo. I am...

jevinskie

As the title says, fix a typo in the patch header.

hagau

I have just pulled the latest changes and I spotted this: ``` more-uarches-for-kernel-6.8-rc4+.patch => more-ISA-levels-and-uarches-for-kernel-6.1.79-6.8-rc3.patch | 390 +++++++++++++++----------------- more-uarches-for-kernel-6.1.79-6.8-rc3.patch => more-ISA-levels-and-uarches-for-kernel-6.8-rc4+.patch | 424 ++++++++++++++++------------------- ``` this looks like a mixed...

lano1106

Suggest sending this patch upstream

8

Given the project's potential for merging into the main upstream line, it might be worth considering. While some of these changes might be controversial, we could at least extract the...

Avenger-285714

kernel-6.15

4

Hi I have been using your patches since version 5 kernel, make a real difference on my AMD FX4130 I have even begun recompiling all key pkgs of my distro...

UrbanDesimator

With https://github.com/graysky2/kernel_compiler_patch/commit/8b4675b3a96547b73fa92f87f6a6b3a2e387ac06 the MICELAKE config option which enabled icelake-client was changed into two new options: MICELAKE_CLIENT and MICELAKE_SERVER but only for the patch that applies to 6.1.79+. Could this change...

kostadinsh

KCPPFLAGS is not needed

1

KCPPFLAGS are flags for the kernel's C preprocessor. KCFLAGS are flags for the kernel's C compiler. `-march=znver3` only applies to the latter, so KCPPFLAGS can be safely dropped.

ryao