Andrei Vagin c966533f8c lib/vdso: Mark do_hres() and do_coarse() as __always_inline ... Performance numbers for Intel(R) Core(TM) i5-6300U CPU @ 2.40GHz (more clock_gettime() cycles - the better): clock | before | after | diff ---------------------------------------------------------- monotonic | 153222105 | 166775025 | 8.8% monotonic-coarse | 671557054 | 691513017 | 3.0% monotonic-raw | 147116067 | 161057395 | 9.5% boottime | 153446224 | 166962668 | 9.1% The improvement for arm64 for monotonic and boottime is around 3.5%. clock | before | after | diff ================================================== monotonic 17326692 17951770 3.6% monotonic-coarse 43624027 44215292 1.3% monotonic-raw 17541809 17554932 0.1% boottime 17334982 17954361 3.5% [ tglx: Avoid the goto ] Signed-off-by: Andrei Vagin <avagin@gmail.com> Signed-off-by: Dmitry Safonov <dima@arista.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Link: https://lore.kernel.org/r/20191112012724.250792-3-dima@arista.com		2020-01-14 12:20:48 +01:00
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gettimeofday.c	lib/vdso: Mark do_hres() and do_coarse() as __always_inline	2020-01-14 12:20:48 +01:00
Kconfig	lib: vdso: Remove CROSS_COMPILE_COMPAT_VDSO	2019-10-07 11:07:17 +01:00
Makefile	lib/vdso: Provide generic VDSO implementation	2019-06-22 21:21:05 +02:00