[PATCH v2 0/3] Use CNTVCTSS_EL0 in gettimeofday()

Catalin Marinas catalin.marinas at arm.com
Fri Sep 9 11:07:39 PDT 2022


On Tue, 30 Aug 2022 11:48:30 +0100, Joey Gouly wrote:
> This patchset adds support for using CNTVCTSS_EL0 in gettimeofday() in the vDSO.
> This can improve the accuracy and efficiency of some applications that call
> gettimeofday() a lot.
> 
> This has been tested on an internal platform and a publicly available platform
> that has FEAT_ECV.
> 
> [...]

Applied to arm64 (for-next/gettimeofday), thanks!

[1/3] arm64: module: move find_section to header
      https://git.kernel.org/arm64/c/b3adc3844e1d
[2/3] arm64: alternative: patch alternatives in the vDSO
      https://git.kernel.org/arm64/c/4e3bca8f7cdd
[3/3] arm64: vdso: use SYS_CNTVCTSS_EL0 for gettimeofday
      https://git.kernel.org/arm64/c/9025cebf12d1

-- 
Catalin




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