From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AG47ELsfckcfKc70fSGSTwZFE2Gze3osDEVseKV+MlK1TfBvpfBIZU9VExbIKbx9tYTF/Df48TQn ARC-Seal: i=1; a=rsa-sha256; t=1522157117; cv=none; d=google.com; s=arc-20160816; b=rM1HBXP+xivUJtCopeRetPm/tH094QUHOihoCRgJ+c0NLMj4jLq3zjFxpsG3L+tA53 GJu8V8f9P2kT/7rXj0JV1XXnO5QbPSeKcnS3Dcfo6mlst8k11sdJiA7Zh22XIRJj0kd+ aOJ/tABpR4xG6ZBb47Ottdz4zf/4zBxYQKgKB/k01kxPPJ+bdaOL3VT/fohPjKTYOX0i CSMn/HLYCYWBIesYGkMBC9T59j3hBWmeAeO4ronW6cR+Q5H++0DBdmB3/OLXpmzX6g7z 3C+snoaqYxVNOjXh4A6g9jvseODenaprow6xDdAD/sFfSPtr5FHq+M2pF6wnrXzj36ny oR1Q== 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=A7aLEfRYOFoDJiSkGx6hSch9fAlRI3TqYrkTHhL50r0=; b=F2SJ4rYpNHMYZ3SwmY4onEiPCDl7VxAtfbuwLqVklGguyMFqHRTYMgEyckUcEhxftB TzoSKPhBB0wLdPkzX7HcFjcdhCS+0v+lRDck2sykClVn9tkFC3AEn4yQKFNcqT27KkBS QnNqvbZwxXdE/1E1tp1bR2jZIy8Jm3QsGHPdq+/dum6W6VwIlv6HzBXlDbW9jAWrsXPn FKq4vVUpcqbKQFNFt5Db/Q8eL5+f71JJ3+9WIiKJMSgTZQkk9/pqgoHgbDieZGrIXScI a5AbIchwdYdcAnFBhcfq5VXKq8/LqLS1ePnQEHbncOzwJa7sdniiwsYjLDwyug6uWJ2T bsdA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@codeaurora.org header.s=default header.b=VmaOBNnO; dkim=pass header.i=@codeaurora.org header.s=default header.b=QtOYTcP4; 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=VmaOBNnO; dkim=pass header.i=@codeaurora.org header.s=default header.b=QtOYTcP4; 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 B0D7C6070A 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, mark.rutland@arm.com, toshi.kani@hpe.com Cc: arnd@arndb.de, 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, Chintan Pandya Subject: [PATCH v5 0/4] Fix issues with huge mapping in ioremap for ARM64 Date: Tue, 27 Mar 2018 18:54:56 +0530 Message-Id: <1522157100-16879-1-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?1596097422055338244?= X-GMAIL-MSGID: =?utf-8?q?1596097422055338244?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: This series of patches are follow up work (and depends on) Toshi Kani 's patches "fix memory leak/ panic in ioremap huge pages". This series of patches are tested on 4.9 kernel with Cortex-A75 based SoC. These patches can also go into '-stable' branch. Chintan Pandya (4): ioremap: Update pgtable free interfaces with addr arm64: tlbflush: Introduce __flush_tlb_kernel_pgtable arm64: Implement page table free interfaces Revert "arm64: Enforce BBM for huge IO/VMAP mappings" >>From V4->V5: - Add new API __flush_tlb_kernel_pgtable(unsigned long addr) for kernel addresses >>From V3->V4: - Add header for 'addr' in x86 implementation - Re-order pmd/pud clear and table free - Avoid redundant TLB invalidatation in one perticular case >>From V2->V3: - Use the exisiting page table free interface to do arm64 specific things >>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 | 6 ++++++ arch/arm64/mm/mmu.c | 45 ++++++++++++++++++++++++++++----------- arch/x86/mm/pgtable.c | 6 ++++-- include/asm-generic/pgtable.h | 8 +++---- lib/ioremap.c | 4 ++-- 5 files changed, 49 insertions(+), 20 deletions(-) -- Qualcomm India Private Limited, on behalf of Qualcomm Innovation Center, Inc., is a member of Code Aurora Forum, a Linux Foundation Collaborative Project