Messages in this thread | | | Date | Wed, 18 May 2022 08:43:48 +0200 | From | Greg KH <> | Subject | Re: [PATCH v4 7/8] x86: Add Kconfig/Makefile to build hardware prefetch control driver |
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On Wed, May 18, 2022 at 03:30:31PM +0900, Kohei Tarumizu wrote: > This adds Kconfig/Makefile to build hardware prefetch control driver > for x86 support. This also adds a MAINTAINERS entry. > > Signed-off-by: Kohei Tarumizu <tarumizu.kohei@fujitsu.com> > --- > MAINTAINERS | 1 + > arch/x86/Kconfig | 6 ++++++ > arch/x86/kernel/cpu/Makefile | 2 ++ > 3 files changed, 9 insertions(+) > > diff --git a/MAINTAINERS b/MAINTAINERS > index dd1345087881..9759c3606c7d 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -8623,6 +8623,7 @@ K: (devm_)?hwmon_device_(un)?register(|_with_groups|_with_info) > HARDWARE PREFETCH CONTROL DRIVERS > M: Kohei Tarumizu <tarumizu.kohei@fujitsu.com> > S: Maintained > +F: arch/x86/kernel/cpu/x86-pfctl.c > F: drivers/base/pfctl.c > F: drivers/soc/fujitsu/a64fx-pfctl.c > F: include/linux/pfctl.h > diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig > index 4bed3abf444d..81df9efc69e5 100644 > --- a/arch/x86/Kconfig > +++ b/arch/x86/Kconfig > @@ -1359,6 +1359,12 @@ config X86_CPUID > with major 203 and minors 0 to 31 for /dev/cpu/0/cpuid to > /dev/cpu/31/cpuid. > > +config X86_HWPF_CONTROL > + tristate "x86 Hardware Prefetch Control support" > + depends on X86_64 && HWPF_CONTROL > + help > + This adds Hardware Prefetch driver control support for X86. > +
You need a lot more text here about what this is, what it does, why you would want it, and the module name it will create.
thanks,
greg k-h
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