From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chintan Pandya Subject: [PATCH v2 0/4] Fix issues with huge mapping in ioremap for ARM64 Date: Thu, 15 Mar 2018 18:15:02 +0530 Message-ID: <1521117906-20107-1-git-send-email-cpandya@codeaurora.org> Return-path: Sender: linux-kernel-owner@vger.kernel.org To: catalin.marinas@arm.com, will.deacon@arm.com, arnd@arndb.de Cc: mark.rutland@arm.com, ard.biesheuvel@linaro.org, marc.zyngier@arm.com, james.morse@arm.com, kristina.martsenko@arm.com, takahiro.akashi@linaro.org, gregkh@linuxfoundation.org, tglx@linutronix.de, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, akpm@linux-foundation.org, toshi.kani@hpe.com, Chintan Pandya List-Id: linux-arch.vger.kernel.org These series of patches are follow up work (and depends on) Toshi Kani 's patches "fix memory leak/ panic in ioremap huge pages". IOREMAP code has been touched up to honor BBM which is requirement for some arch (like arm64) and works well with all other. Chintan Pandya (4): asm/tlbflush: Add flush_tlb_pgtable() for ARM64 ioremap: Implement TLB_INV before huge mapping arm64: Implement page table free interfaces Revert "arm64: Enforce BBM for huge IO/VMAP mappings" >From V1->V2: - Rebased my patches on top of "[PATCH v2 1/2] mm/vmalloc: Add interfaces to free unmapped page table" - Honored BBM for ARM64 arch/arm64/include/asm/tlbflush.h | 5 +++++ arch/arm64/mm/mmu.c | 28 ++++++++++++++++++---------- include/asm-generic/tlb.h | 6 ++++++ lib/ioremap.c | 25 +++++++++++++++++++------ 4 files changed, 48 insertions(+), 16 deletions(-) -- Qualcomm India Private Limited, on behalf of Qualcomm Innovation Center, Inc., is a member of Code Aurora Forum, a Linux Foundation Collaborative Project From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp.codeaurora.org ([198.145.29.96]:54392 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751559AbeCOMpW (ORCPT ); Thu, 15 Mar 2018 08:45:22 -0400 From: Chintan Pandya Subject: [PATCH v2 0/4] Fix issues with huge mapping in ioremap for ARM64 Date: Thu, 15 Mar 2018 18:15:02 +0530 Message-ID: <1521117906-20107-1-git-send-email-cpandya@codeaurora.org> Sender: linux-arch-owner@vger.kernel.org List-ID: To: catalin.marinas@arm.com, will.deacon@arm.com, arnd@arndb.de Cc: mark.rutland@arm.com, ard.biesheuvel@linaro.org, marc.zyngier@arm.com, james.morse@arm.com, kristina.martsenko@arm.com, takahiro.akashi@linaro.org, gregkh@linuxfoundation.org, tglx@linutronix.de, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, akpm@linux-foundation.org, toshi.kani@hpe.com, Chintan Pandya Message-ID: <20180315124502.0G8ckmzxB33mMuTrgRNI1pUs-SohyOPu4fVFWppY0b4@z> These series of patches are follow up work (and depends on) Toshi Kani 's patches "fix memory leak/ panic in ioremap huge pages". IOREMAP code has been touched up to honor BBM which is requirement for some arch (like arm64) and works well with all other. Chintan Pandya (4): asm/tlbflush: Add flush_tlb_pgtable() for ARM64 ioremap: Implement TLB_INV before huge mapping arm64: Implement page table free interfaces Revert "arm64: Enforce BBM for huge IO/VMAP mappings" From mboxrd@z Thu Jan 1 00:00:00 1970 From: cpandya@codeaurora.org (Chintan Pandya) Date: Thu, 15 Mar 2018 18:15:02 +0530 Subject: [PATCH v2 0/4] Fix issues with huge mapping in ioremap for ARM64 Message-ID: <1521117906-20107-1-git-send-email-cpandya@codeaurora.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org These series of patches are follow up work (and depends on) Toshi Kani 's patches "fix memory leak/ panic in ioremap huge pages". IOREMAP code has been touched up to honor BBM which is requirement for some arch (like arm64) and works well with all other. Chintan Pandya (4): asm/tlbflush: Add flush_tlb_pgtable() for ARM64 ioremap: Implement TLB_INV before huge mapping arm64: Implement page table free interfaces Revert "arm64: Enforce BBM for huge IO/VMAP mappings" >>From V1->V2: - Rebased my patches on top of "[PATCH v2 1/2] mm/vmalloc: Add interfaces to free unmapped page table" - Honored BBM for ARM64 arch/arm64/include/asm/tlbflush.h | 5 +++++ arch/arm64/mm/mmu.c | 28 ++++++++++++++++++---------- include/asm-generic/tlb.h | 6 ++++++ lib/ioremap.c | 25 +++++++++++++++++++------ 4 files changed, 48 insertions(+), 16 deletions(-) -- Qualcomm India Private Limited, on behalf of Qualcomm Innovation Center, Inc., is a member of Code Aurora Forum, a Linux Foundation Collaborative Project From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AG47ELtL93uxKLgiyf31vGRDkwKSEFw61BmpYO7+LODQewt8cviAOd5KOfPlsz/krDDmsOOXMuS7 ARC-Seal: i=1; a=rsa-sha256; t=1521117921; cv=none; d=google.com; s=arc-20160816; b=r5YieWoGB01/Zqknb8zHIJsBe8fVx/q06GmQFelsZfOncAAPbb8a1QepfjSyHH2UVI a5rMXzJVZl6X3tzzmLBqcLELxB41nqLrPqMyl5bMdt+n8avv9xFoGpnhdi/UN/FBC8JT F6vLJkvu2+YyFyyCkuJN2s1yfXJ2ySAMqkH1OX3bbqnVy2HOStX3PX88lDupZ/XrU1Cg 9rH1aOLi+7JiBuDs/20qbHzp4mFxvm34Lq5NrvDqaaaum3zC/hio+0e2lt+4r5qh8xfu JjWzZ0O77a7YUJ9vLmm53hakRQ1A2rqzbq/zrBuFPldkPsazEv1ta/FaVvTHWH/HvrsK EWBg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=message-id:date:subject:cc:to:from:dmarc-filter:dkim-signature :dkim-signature:arc-authentication-results; bh=lBzfBNWZM8yzleg8AzLbWY9SqTkibmMuna0rZgsJa60=; b=HWymilLHZIIV2MygCN0mH2rf0B+/fULF4wN3wyOLt+jmgjL8N8NdlPjzxN7rbOqMGo b/0j5Wu8JZHUIMk8eOuJiK1QoVoBxOb8MdyLlijhKCcEQXdQHNevhiDvJuMRZ/i3T2Nv Q46HAcccmlYFtkHhriHFFdK7IoYtOxtBiVuiQHt2OALNbr5U4yGgF4iPqV0Dkjp7aAFT ZppHB+E1lmWghiCvTxzsYHQKalUno36Xkzjb0FLRDrIYXeTcwjEDTaIM8TyWXLHV/NFA XGeU3vmO+N5apADrO5O/+4Ne/zphUpb+IRu3QfrCsROl7/UQKVqmLQ8X5zwWw7FqAHA4 DPXA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@codeaurora.org header.s=default header.b=Pr7CFZSi; dkim=pass header.i=@codeaurora.org header.s=default header.b=lNxQZ78J; spf=pass (google.com: domain of cpandya@codeaurora.org designates 198.145.29.96 as permitted sender) smtp.mailfrom=cpandya@codeaurora.org Authentication-Results: mx.google.com; dkim=pass header.i=@codeaurora.org header.s=default header.b=Pr7CFZSi; dkim=pass header.i=@codeaurora.org header.s=default header.b=lNxQZ78J; spf=pass (google.com: domain of cpandya@codeaurora.org designates 198.145.29.96 as permitted sender) smtp.mailfrom=cpandya@codeaurora.org DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 03AA260128 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=cpandya@codeaurora.org From: Chintan Pandya To: catalin.marinas@arm.com, will.deacon@arm.com, arnd@arndb.de Cc: mark.rutland@arm.com, ard.biesheuvel@linaro.org, marc.zyngier@arm.com, james.morse@arm.com, kristina.martsenko@arm.com, takahiro.akashi@linaro.org, gregkh@linuxfoundation.org, tglx@linutronix.de, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, akpm@linux-foundation.org, toshi.kani@hpe.com, Chintan Pandya Subject: [PATCH v2 0/4] Fix issues with huge mapping in ioremap for ARM64 Date: Thu, 15 Mar 2018 18:15:02 +0530 Message-Id: <1521117906-20107-1-git-send-email-cpandya@codeaurora.org> X-Mailer: git-send-email 1.9.1 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: =?utf-8?q?1595007745044345185?= X-GMAIL-MSGID: =?utf-8?q?1595007745044345185?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: These series of patches are follow up work (and depends on) Toshi Kani 's patches "fix memory leak/ panic in ioremap huge pages". IOREMAP code has been touched up to honor BBM which is requirement for some arch (like arm64) and works well with all other. Chintan Pandya (4): asm/tlbflush: Add flush_tlb_pgtable() for ARM64 ioremap: Implement TLB_INV before huge mapping arm64: Implement page table free interfaces Revert "arm64: Enforce BBM for huge IO/VMAP mappings" >>From V1->V2: - Rebased my patches on top of "[PATCH v2 1/2] mm/vmalloc: Add interfaces to free unmapped page table" - Honored BBM for ARM64 arch/arm64/include/asm/tlbflush.h | 5 +++++ arch/arm64/mm/mmu.c | 28 ++++++++++++++++++---------- include/asm-generic/tlb.h | 6 ++++++ lib/ioremap.c | 25 +++++++++++++++++++------ 4 files changed, 48 insertions(+), 16 deletions(-) -- Qualcomm India Private Limited, on behalf of Qualcomm Innovation Center, Inc., is a member of Code Aurora Forum, a Linux Foundation Collaborative Project