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authorMichael Kelley <mikelley@microsoft.com>2021-03-02 13:38:19 -0800
committerWei Liu <wei.liu@kernel.org>2021-03-08 17:33:00 +0000
commite4ab4658f1cff14c82202132f7af2cb5c2741469 (patch)
tree771f56f1af6535734166428429020c84561c738c /tools/perf/scripts/python/flamegraph.py
parentd608715d4771cf2d63de07a5d7b026b6f52a70a5 (diff)
clocksource/drivers/hyper-v: Handle vDSO differences inline
While the driver for the Hyper-V Reference TSC and STIMERs is architecture neutral, vDSO is implemented for x86/x64, but not for ARM64. Current code calls into utility functions under arch/x86 (and coming, under arch/arm64) to handle the difference. Change this approach to handle the difference inline based on whether VDSO_CLOCK_MODE_HVCLOCK is present. The new approach removes code under arch/* since the difference is tied more to the specifics of the Linux implementation than to the architecture. No functional change. Signed-off-by: Michael Kelley <mikelley@microsoft.com> Reviewed-by: Boqun Feng <boqun.feng@gmail.com> Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org> Link: https://lore.kernel.org/r/1614721102-2241-8-git-send-email-mikelley@microsoft.com Signed-off-by: Wei Liu <wei.liu@kernel.org>
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