Messages in this thread | | | Subject | Re: [PATCH v8 0/8] powerpc: switch VDSO to C implementation | From | Christophe Leroy <> | Date | Fri, 29 May 2020 20:56:57 +0200 |
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Hi Michael,
Le 28/04/2020 à 15:16, Christophe Leroy a écrit : > This is the seventh version of a series to switch powerpc VDSO to > generic C implementation. > > Main changes since v7 are: > - Added gettime64 on PPC32 > > This series applies on today's powerpc/merge branch. > > See the last patches for details on changes and performance.
Do you have any plans for this series ?
Even if you don't feel like merging it this cycle, I think patches 1 to 3 are worth it.
Christophe
> > Christophe Leroy (8): > powerpc/vdso64: Switch from __get_datapage() to get_datapage inline > macro > powerpc/vdso: Remove __kernel_datapage_offset and simplify > __get_datapage() > powerpc/vdso: Remove unused \tmp param in __get_datapage() > powerpc/processor: Move cpu_relax() into asm/vdso/processor.h > powerpc/vdso: Prepare for switching VDSO to generic C implementation. > powerpc/vdso: Switch VDSO to generic C implementation. > lib/vdso: force inlining of __cvdso_clock_gettime_common() > powerpc/vdso: Provide __kernel_clock_gettime64() on vdso32 > > arch/powerpc/Kconfig | 2 + > arch/powerpc/include/asm/clocksource.h | 7 + > arch/powerpc/include/asm/processor.h | 10 +- > arch/powerpc/include/asm/vdso/clocksource.h | 7 + > arch/powerpc/include/asm/vdso/gettimeofday.h | 175 +++++++++++ > arch/powerpc/include/asm/vdso/processor.h | 23 ++ > arch/powerpc/include/asm/vdso/vsyscall.h | 25 ++ > arch/powerpc/include/asm/vdso_datapage.h | 50 ++-- > arch/powerpc/kernel/asm-offsets.c | 49 +-- > arch/powerpc/kernel/time.c | 91 +----- > arch/powerpc/kernel/vdso.c | 58 +--- > arch/powerpc/kernel/vdso32/Makefile | 32 +- > arch/powerpc/kernel/vdso32/cacheflush.S | 2 +- > arch/powerpc/kernel/vdso32/config-fake32.h | 34 +++ > arch/powerpc/kernel/vdso32/datapage.S | 7 +- > arch/powerpc/kernel/vdso32/gettimeofday.S | 300 +------------------ > arch/powerpc/kernel/vdso32/vdso32.lds.S | 8 +- > arch/powerpc/kernel/vdso32/vgettimeofday.c | 35 +++ > arch/powerpc/kernel/vdso64/Makefile | 23 +- > arch/powerpc/kernel/vdso64/cacheflush.S | 9 +- > arch/powerpc/kernel/vdso64/datapage.S | 31 +- > arch/powerpc/kernel/vdso64/gettimeofday.S | 243 +-------------- > arch/powerpc/kernel/vdso64/vdso64.lds.S | 7 +- > arch/powerpc/kernel/vdso64/vgettimeofday.c | 29 ++ > lib/vdso/gettimeofday.c | 2 +- > 25 files changed, 460 insertions(+), 799 deletions(-) > create mode 100644 arch/powerpc/include/asm/clocksource.h > create mode 100644 arch/powerpc/include/asm/vdso/clocksource.h > create mode 100644 arch/powerpc/include/asm/vdso/gettimeofday.h > create mode 100644 arch/powerpc/include/asm/vdso/processor.h > create mode 100644 arch/powerpc/include/asm/vdso/vsyscall.h > create mode 100644 arch/powerpc/kernel/vdso32/config-fake32.h > create mode 100644 arch/powerpc/kernel/vdso32/vgettimeofday.c > create mode 100644 arch/powerpc/kernel/vdso64/vgettimeofday.c >
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