From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752453AbeEKEDU (ORCPT ); Fri, 11 May 2018 00:03:20 -0400 Received: from mail-io0-f195.google.com ([209.85.223.195]:40579 "EHLO mail-io0-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752373AbeEKEDT (ORCPT ); Fri, 11 May 2018 00:03:19 -0400 X-Google-Smtp-Source: AB8JxZoCIfXjhKp7RaaNOoRorUbU9t3Qng5gSqzda9DZZxPmOiKArSBdx5qfjj10VthhwaJdsqrebAkSAbICBJOqBf4= MIME-Version: 1.0 In-Reply-To: <20180404143239.GA18238@arm.com> References: <20180404143239.GA18238@arm.com> From: Yang Li Date: Thu, 10 May 2018 23:03:18 -0500 Message-ID: Subject: Re: [GIT PULL] arm64: updates for 4.17 To: Will Deacon Cc: torvalds@linux-foundation.org, lkml , linux-arm-kernel@lists.infradead.org, Catalin Marinas , lorenzo.pieralisi@arm.com, ebiederm@xmission.com, Marc Zyngier Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Apr 4, 2018 at 9:32 AM, Will Deacon wrote: > Hi Linus, > > Please pull these arm64 updates for 4.17. Note that I've pulled in a > stable branch from Eric Biederman here to fulfil some siginfo dependencies, > so the diffstat strays slightly out of arm64 due to his changes. {snip} > > Catalin Marinas (1): > arm64: Revert L1_CACHE_SHIFT back to 6 (64-byte cache line size) > {snip} > > Will Deacon (20): > arm64: signal: Make force_signal_inject more robust > arm64: signal: Force SIGKILL for unknown signals in force_signal_inject > arm64: Introduce arm64_force_sig_info and hook up in arm64_notify_die > arm64: signal: Don't print anything directly in force_signal_inject > arm64: Pass user fault info to arm64_notify_die instead of printing it > arm64: mm: Rework unhandled user pagefaults to call arm64_force_sig_info > arm64: signal: Call arm64_notify_segfault when failing to deliver signal > arm64: Move show_unhandled_signals_ratelimited into traps.c > arm64: Use arm64_force_sig_info instead of force_sig_info > arm64: lse: Pass -fomit-frame-pointer to out-of-line ll/sc atomics > arm64: kaslr: Set TCR_EL1.NFD1 when CONFIG_RANDOMIZE_BASE=y > Merge tag 'acpi/iort-for-v4.17' of git://git.kernel.org/.../lpieralisi/linux into aarch64/for-next/core > Merge branch 'siginfo-next' of git://git.kernel.org/.../ebiederm/user-namespace into aarch64/for-next/core > arm64: cpufeature: Avoid warnings due to unused symbols > Revert "arm64: Revert L1_CACHE_SHIFT back to 6 (64-byte cache line size)" Hi Will, I'm wondering if we are changing the L1_CACHE_SHIFT to 6 in 4.17? This is causing big performance differences for us now. Regards, Leo From mboxrd@z Thu Jan 1 00:00:00 1970 From: pku.leo@gmail.com (Yang Li) Date: Thu, 10 May 2018 23:03:18 -0500 Subject: [GIT PULL] arm64: updates for 4.17 In-Reply-To: <20180404143239.GA18238@arm.com> References: <20180404143239.GA18238@arm.com> Message-ID: To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Wed, Apr 4, 2018 at 9:32 AM, Will Deacon wrote: > Hi Linus, > > Please pull these arm64 updates for 4.17. Note that I've pulled in a > stable branch from Eric Biederman here to fulfil some siginfo dependencies, > so the diffstat strays slightly out of arm64 due to his changes. {snip} > > Catalin Marinas (1): > arm64: Revert L1_CACHE_SHIFT back to 6 (64-byte cache line size) > {snip} > > Will Deacon (20): > arm64: signal: Make force_signal_inject more robust > arm64: signal: Force SIGKILL for unknown signals in force_signal_inject > arm64: Introduce arm64_force_sig_info and hook up in arm64_notify_die > arm64: signal: Don't print anything directly in force_signal_inject > arm64: Pass user fault info to arm64_notify_die instead of printing it > arm64: mm: Rework unhandled user pagefaults to call arm64_force_sig_info > arm64: signal: Call arm64_notify_segfault when failing to deliver signal > arm64: Move show_unhandled_signals_ratelimited into traps.c > arm64: Use arm64_force_sig_info instead of force_sig_info > arm64: lse: Pass -fomit-frame-pointer to out-of-line ll/sc atomics > arm64: kaslr: Set TCR_EL1.NFD1 when CONFIG_RANDOMIZE_BASE=y > Merge tag 'acpi/iort-for-v4.17' of git://git.kernel.org/.../lpieralisi/linux into aarch64/for-next/core > Merge branch 'siginfo-next' of git://git.kernel.org/.../ebiederm/user-namespace into aarch64/for-next/core > arm64: cpufeature: Avoid warnings due to unused symbols > Revert "arm64: Revert L1_CACHE_SHIFT back to 6 (64-byte cache line size)" Hi Will, I'm wondering if we are changing the L1_CACHE_SHIFT to 6 in 4.17? This is causing big performance differences for us now. Regards, Leo