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[46.139.12.213]) by smtp.gmail.com with ESMTPSA id o20sm8014462wro.2.2019.05.26.07.42.32 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Sun, 26 May 2019 07:42:32 -0700 (PDT) Date: Sun, 26 May 2019 16:42:30 +0200 From: Ingo Molnar To: Alexandre Ghiti Subject: Re: [PATCH REBASE v2 1/2] x86, arm64: Move ARCH_WANT_HUGE_PMD_SHARE config in arch/Kconfig Message-ID: <20190526144230.GA13220@gmail.com> References: <20190526125038.8419-1-alex@ghiti.fr> <20190526125038.8419-2-alex@ghiti.fr> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20190526125038.8419-2-alex@ghiti.fr> User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190526_074237_480840_01F7773E X-CRM114-Status: GOOD ( 13.65 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Albert Ou , Catalin Marinas , Palmer Dabbelt , Will Deacon , x86@kernel.org, linux-kernel@vger.kernel.org, Christoph Hellwig , Ingo Molnar , Borislav Petkov , "H . Peter Anvin" , Thomas Gleixner , linux-riscv@lists.infradead.org, linux-arm-kernel@lists.infradead.org, Mike Kravetz Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+infradead-linux-riscv=archiver.kernel.org@lists.infradead.org * Alexandre Ghiti wrote: > ARCH_WANT_HUGE_PMD_SHARE config was declared in both architectures: > move this declaration in arch/Kconfig and make those architectures > select it. > > Signed-off-by: Alexandre Ghiti > Reviewed-by: Palmer Dabbelt > --- > arch/Kconfig | 3 +++ > arch/arm64/Kconfig | 2 +- > arch/x86/Kconfig | 4 +--- > 3 files changed, 5 insertions(+), 4 deletions(-) > > diff --git a/arch/Kconfig b/arch/Kconfig > index c47b328eada0..d2f212dc8e72 100644 > --- a/arch/Kconfig > +++ b/arch/Kconfig > @@ -577,6 +577,9 @@ config HAVE_ARCH_TRANSPARENT_HUGEPAGE_PUD > config HAVE_ARCH_HUGE_VMAP > bool > > +config ARCH_WANT_HUGE_PMD_SHARE > + bool > + > config HAVE_ARCH_SOFT_DIRTY > bool > > diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig > index 4780eb7af842..dee7f750c42f 100644 > --- a/arch/arm64/Kconfig > +++ b/arch/arm64/Kconfig > @@ -70,6 +70,7 @@ config ARM64 > select ARCH_SUPPORTS_NUMA_BALANCING > select ARCH_WANT_COMPAT_IPC_PARSE_VERSION > select ARCH_WANT_FRAME_POINTERS > + select ARCH_WANT_HUGE_PMD_SHARE if ARM64_4K_PAGES || (ARM64_16K_PAGES && !ARM64_VA_BITS_36) > select ARCH_HAS_UBSAN_SANITIZE_ALL > select ARM_AMBA > select ARM_ARCH_TIMER > @@ -884,7 +885,6 @@ config SYS_SUPPORTS_HUGETLBFS > def_bool y > > config ARCH_WANT_HUGE_PMD_SHARE > - def_bool y if ARM64_4K_PAGES || (ARM64_16K_PAGES && !ARM64_VA_BITS_36) > > config ARCH_HAS_CACHE_LINE_SIZE > def_bool y > diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig > index 2bbbd4d1ba31..fa021ec38803 100644 > --- a/arch/x86/Kconfig > +++ b/arch/x86/Kconfig > @@ -93,6 +93,7 @@ config X86 > select ARCH_USE_QUEUED_SPINLOCKS > select ARCH_WANT_BATCHED_UNMAP_TLB_FLUSH > select ARCH_WANTS_DYNAMIC_TASK_STRUCT > + select ARCH_WANT_HUGE_PMD_SHARE > select ARCH_WANTS_THP_SWAP if X86_64 > select BUILDTIME_EXTABLE_SORT > select CLKEVT_I8253 > @@ -301,9 +302,6 @@ config ARCH_HIBERNATION_POSSIBLE > config ARCH_SUSPEND_POSSIBLE > def_bool y > > -config ARCH_WANT_HUGE_PMD_SHARE > - def_bool y > - > config ARCH_WANT_GENERAL_HUGETLB > def_bool y Acked-by: Ingo Molnar Thanks, Ingo _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv