From: Joey Gouly <joey.gouly@arm.com> To: linux-arm-kernel@lists.infradead.org Cc: akpm@linux-foundation.org, aneesh.kumar@linux.ibm.com, broonie@kernel.org, catalin.marinas@arm.com, dave.hansen@linux.intel.com, joey.gouly@arm.com, maz@kernel.org, oliver.upton@linux.dev, shuah@kernel.org, will@kernel.org, kvmarm@lists.linux.dev, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-kselftest@vger.kernel.org, James Morse <james.morse@arm.com>, Suzuki K Poulose <suzuki.poulose@arm.com>, Zenghui Yu <yuzenghui@huawei.com> Subject: [PATCH v3 17/25] arm64: enable POE and PIE to coexist Date: Fri, 24 Nov 2023 16:35:02 +0000 [thread overview] Message-ID: <20231124163510.1835740-18-joey.gouly@arm.com> (raw) In-Reply-To: <20231124163510.1835740-1-joey.gouly@arm.com> Set the EL0/userspace indirection encodings to be the overlay enabled variants of the permissions. Signed-off-by: Joey Gouly <joey.gouly@arm.com> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Will Deacon <will@kernel.org> --- arch/arm64/include/asm/pgtable-prot.h | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/arm64/include/asm/pgtable-prot.h b/arch/arm64/include/asm/pgtable-prot.h index e9624f6326dd..3007208e04aa 100644 --- a/arch/arm64/include/asm/pgtable-prot.h +++ b/arch/arm64/include/asm/pgtable-prot.h @@ -137,10 +137,10 @@ extern bool arm64_use_ng_mappings; #define PIE_E0 ( \ PIRx_ELx_PERM(pte_pi_index(_PAGE_EXECONLY), PIE_X_O) | \ - PIRx_ELx_PERM(pte_pi_index(_PAGE_READONLY_EXEC), PIE_RX) | \ - PIRx_ELx_PERM(pte_pi_index(_PAGE_SHARED_EXEC), PIE_RWX) | \ - PIRx_ELx_PERM(pte_pi_index(_PAGE_READONLY), PIE_R) | \ - PIRx_ELx_PERM(pte_pi_index(_PAGE_SHARED), PIE_RW)) + PIRx_ELx_PERM(pte_pi_index(_PAGE_READONLY_EXEC), PIE_RX_O) | \ + PIRx_ELx_PERM(pte_pi_index(_PAGE_SHARED_EXEC), PIE_RWX_O) | \ + PIRx_ELx_PERM(pte_pi_index(_PAGE_READONLY), PIE_R_O) | \ + PIRx_ELx_PERM(pte_pi_index(_PAGE_SHARED), PIE_RW_O)) #define PIE_E1 ( \ PIRx_ELx_PERM(pte_pi_index(_PAGE_EXECONLY), PIE_NONE_O) | \ -- 2.25.1
WARNING: multiple messages have this Message-ID (diff)
From: Joey Gouly <joey.gouly@arm.com> To: linux-arm-kernel@lists.infradead.org Cc: akpm@linux-foundation.org, aneesh.kumar@linux.ibm.com, broonie@kernel.org, catalin.marinas@arm.com, dave.hansen@linux.intel.com, joey.gouly@arm.com, maz@kernel.org, oliver.upton@linux.dev, shuah@kernel.org, will@kernel.org, kvmarm@lists.linux.dev, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-kselftest@vger.kernel.org, James Morse <james.morse@arm.com>, Suzuki K Poulose <suzuki.poulose@arm.com>, Zenghui Yu <yuzenghui@huawei.com> Subject: [PATCH v3 17/25] arm64: enable POE and PIE to coexist Date: Fri, 24 Nov 2023 16:35:02 +0000 [thread overview] Message-ID: <20231124163510.1835740-18-joey.gouly@arm.com> (raw) In-Reply-To: <20231124163510.1835740-1-joey.gouly@arm.com> Set the EL0/userspace indirection encodings to be the overlay enabled variants of the permissions. Signed-off-by: Joey Gouly <joey.gouly@arm.com> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Will Deacon <will@kernel.org> --- arch/arm64/include/asm/pgtable-prot.h | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/arm64/include/asm/pgtable-prot.h b/arch/arm64/include/asm/pgtable-prot.h index e9624f6326dd..3007208e04aa 100644 --- a/arch/arm64/include/asm/pgtable-prot.h +++ b/arch/arm64/include/asm/pgtable-prot.h @@ -137,10 +137,10 @@ extern bool arm64_use_ng_mappings; #define PIE_E0 ( \ PIRx_ELx_PERM(pte_pi_index(_PAGE_EXECONLY), PIE_X_O) | \ - PIRx_ELx_PERM(pte_pi_index(_PAGE_READONLY_EXEC), PIE_RX) | \ - PIRx_ELx_PERM(pte_pi_index(_PAGE_SHARED_EXEC), PIE_RWX) | \ - PIRx_ELx_PERM(pte_pi_index(_PAGE_READONLY), PIE_R) | \ - PIRx_ELx_PERM(pte_pi_index(_PAGE_SHARED), PIE_RW)) + PIRx_ELx_PERM(pte_pi_index(_PAGE_READONLY_EXEC), PIE_RX_O) | \ + PIRx_ELx_PERM(pte_pi_index(_PAGE_SHARED_EXEC), PIE_RWX_O) | \ + PIRx_ELx_PERM(pte_pi_index(_PAGE_READONLY), PIE_R_O) | \ + PIRx_ELx_PERM(pte_pi_index(_PAGE_SHARED), PIE_RW_O)) #define PIE_E1 ( \ PIRx_ELx_PERM(pte_pi_index(_PAGE_EXECONLY), PIE_NONE_O) | \ -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2023-11-24 16:36 UTC|newest] Thread overview: 122+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-11-24 16:34 [PATCH v3 00/25] Permission Overlay Extension Joey Gouly 2023-11-24 16:34 ` Joey Gouly 2023-11-24 16:34 ` [PATCH v3 01/25] arm64/sysreg: add system register POR_EL{0,1} Joey Gouly 2023-11-24 16:34 ` Joey Gouly 2023-12-04 18:40 ` Catalin Marinas 2023-12-04 18:40 ` Catalin Marinas 2023-11-24 16:34 ` [PATCH v3 02/25] arm64/sysreg: update CPACR_EL1 register Joey Gouly 2023-11-24 16:34 ` Joey Gouly 2023-12-04 18:41 ` Catalin Marinas 2023-12-04 18:41 ` Catalin Marinas 2023-11-24 16:34 ` [PATCH v3 03/25] arm64: cpufeature: add Permission Overlay Extension cpucap Joey Gouly 2023-11-24 16:34 ` Joey Gouly 2023-11-25 12:11 ` Mark Brown 2023-11-25 12:11 ` Mark Brown 2023-12-04 18:46 ` Catalin Marinas 2023-12-04 18:46 ` Catalin Marinas 2023-11-24 16:34 ` [PATCH v3 04/25] arm64: disable trapping of POR_EL0 to EL2 Joey Gouly 2023-11-24 16:34 ` Joey Gouly 2023-12-07 13:37 ` Catalin Marinas 2023-12-07 13:37 ` Catalin Marinas 2023-11-24 16:34 ` [PATCH v3 05/25] arm64: context switch POR_EL0 register Joey Gouly 2023-11-24 16:34 ` Joey Gouly 2023-11-25 12:02 ` Mark Brown 2023-11-25 12:02 ` Mark Brown 2023-12-07 13:55 ` Catalin Marinas 2023-12-07 13:55 ` Catalin Marinas 2023-12-07 14:12 ` Mark Brown 2023-12-07 14:12 ` Mark Brown 2023-12-07 13:51 ` Catalin Marinas 2023-12-07 13:51 ` Catalin Marinas 2023-11-24 16:34 ` [PATCH v3 06/25] KVM: arm64: Save/restore POE registers Joey Gouly 2023-11-24 16:34 ` Joey Gouly 2023-11-27 18:01 ` Marc Zyngier 2023-11-27 18:01 ` Marc Zyngier 2023-11-29 15:11 ` Joey Gouly 2023-11-29 15:11 ` Joey Gouly 2023-11-29 19:47 ` Marc Zyngier 2023-11-29 19:47 ` Marc Zyngier 2023-11-30 15:51 ` Marc Zyngier 2023-11-30 15:51 ` Marc Zyngier 2023-11-24 16:34 ` [PATCH v3 07/25] arm64: enable the Permission Overlay Extension for EL0 Joey Gouly 2023-11-24 16:34 ` Joey Gouly 2023-12-07 14:08 ` Catalin Marinas 2023-12-07 14:08 ` Catalin Marinas 2023-11-24 16:34 ` [PATCH v3 08/25] arm64: add POIndex defines Joey Gouly 2023-11-24 16:34 ` Joey Gouly 2023-11-24 16:34 ` [PATCH v3 09/25] arm64: define VM_PKEY_BIT* for arm64 Joey Gouly 2023-11-24 16:34 ` Joey Gouly 2023-12-07 15:10 ` Catalin Marinas 2023-12-07 15:10 ` Catalin Marinas 2023-11-24 16:34 ` [PATCH v3 10/25] arm64: mask out POIndex when modifying a PTE Joey Gouly 2023-11-24 16:34 ` Joey Gouly 2023-12-07 15:11 ` Catalin Marinas 2023-12-07 15:11 ` Catalin Marinas 2023-11-24 16:34 ` [PATCH v3 11/25] arm64: enable ARCH_HAS_PKEYS on arm64 Joey Gouly 2023-11-24 16:34 ` Joey Gouly 2023-12-07 15:25 ` Catalin Marinas 2023-12-07 15:25 ` Catalin Marinas 2023-12-07 15:44 ` Joey Gouly 2023-12-07 15:44 ` Joey Gouly 2023-11-24 16:34 ` [PATCH v3 12/25] arm64: handle PKEY/POE faults Joey Gouly 2023-11-24 16:34 ` Joey Gouly 2023-12-11 18:18 ` Catalin Marinas 2023-12-11 18:18 ` Catalin Marinas 2023-12-13 15:02 ` Joey Gouly 2023-12-13 15:02 ` Joey Gouly 2023-11-24 16:34 ` [PATCH v3 13/25] arm64: stop using generic mm_hooks.h Joey Gouly 2023-11-24 16:34 ` Joey Gouly 2023-12-11 18:22 ` Catalin Marinas 2023-12-11 18:22 ` Catalin Marinas 2023-11-24 16:34 ` [PATCH v3 14/25] arm64: implement PKEYS support Joey Gouly 2023-11-24 16:34 ` Joey Gouly 2023-12-11 18:49 ` Catalin Marinas 2023-12-11 18:49 ` Catalin Marinas 2023-12-14 13:47 ` Joey Gouly 2023-12-14 13:47 ` Joey Gouly 2023-11-24 16:35 ` [PATCH v3 15/25] arm64: add POE signal support Joey Gouly 2023-11-24 16:35 ` Joey Gouly 2023-12-11 18:53 ` Catalin Marinas 2023-12-11 18:53 ` Catalin Marinas 2023-12-12 12:03 ` Szabolcs Nagy 2023-12-12 12:03 ` Szabolcs Nagy 2023-11-24 16:35 ` [PATCH v3 16/25] arm64: enable PKEY support for CPUs with S1POE Joey Gouly 2023-11-24 16:35 ` Joey Gouly 2023-12-11 18:53 ` Catalin Marinas 2023-12-11 18:53 ` Catalin Marinas 2023-11-24 16:35 ` Joey Gouly [this message] 2023-11-24 16:35 ` [PATCH v3 17/25] arm64: enable POE and PIE to coexist Joey Gouly 2023-12-11 18:57 ` Catalin Marinas 2023-12-11 18:57 ` Catalin Marinas 2023-11-24 16:35 ` [PATCH v3 18/25] arm64/ptrace: add support for FEAT_POE Joey Gouly 2023-11-24 16:35 ` Joey Gouly 2023-11-24 17:18 ` Mark Brown 2023-11-24 17:18 ` Mark Brown 2023-12-11 18:58 ` Catalin Marinas 2023-12-11 18:58 ` Catalin Marinas 2023-11-24 16:35 ` [PATCH v3 19/25] kselftest/arm64: move get_header() Joey Gouly 2023-11-24 16:35 ` Joey Gouly 2023-11-24 17:16 ` Mark Brown 2023-11-24 17:16 ` Mark Brown 2023-11-24 16:35 ` [PATCH v3 20/25] selftests: mm: move fpregs printing Joey Gouly 2023-11-24 16:35 ` Joey Gouly 2023-11-24 16:35 ` [PATCH v3 21/25] selftests: mm: make protection_keys test work on arm64 Joey Gouly 2023-11-24 16:35 ` Joey Gouly 2023-11-24 16:35 ` [PATCH v3 22/25] kselftest/arm64: add HWCAP test for FEAT_S1POE Joey Gouly 2023-11-24 16:35 ` Joey Gouly 2023-11-24 17:02 ` Mark Brown 2023-11-24 17:02 ` Mark Brown 2023-11-24 16:35 ` [PATCH v3 23/25] kselftest/arm64: parse POE_MAGIC in a signal frame Joey Gouly 2023-11-24 16:35 ` Joey Gouly 2023-11-24 16:35 ` [PATCH v3 24/25] kselftest/arm64: Add test case for POR_EL0 signal frame records Joey Gouly 2023-11-24 16:35 ` Joey Gouly 2023-11-24 17:04 ` Mark Brown 2023-11-24 17:04 ` Mark Brown 2023-11-24 16:35 ` [PATCH v3 25/25] KVM: selftests: get-reg-list: add Permission Overlay registers Joey Gouly 2023-11-24 16:35 ` Joey Gouly 2023-11-24 17:07 ` Mark Brown 2023-11-24 17:07 ` Mark Brown 2023-12-04 11:03 ` [PATCH v3 00/25] Permission Overlay Extension Marc Zyngier 2023-12-04 11:03 ` Marc Zyngier 2023-12-05 15:41 ` Joey Gouly 2023-12-05 15:41 ` Joey Gouly
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=20231124163510.1835740-18-joey.gouly@arm.com \ --to=joey.gouly@arm.com \ --cc=akpm@linux-foundation.org \ --cc=aneesh.kumar@linux.ibm.com \ --cc=broonie@kernel.org \ --cc=catalin.marinas@arm.com \ --cc=dave.hansen@linux.intel.com \ --cc=james.morse@arm.com \ --cc=kvmarm@lists.linux.dev \ --cc=linux-arm-kernel@lists.infradead.org \ --cc=linux-fsdevel@vger.kernel.org \ --cc=linux-kselftest@vger.kernel.org \ --cc=linux-mm@kvack.org \ --cc=maz@kernel.org \ --cc=oliver.upton@linux.dev \ --cc=shuah@kernel.org \ --cc=suzuki.poulose@arm.com \ --cc=will@kernel.org \ --cc=yuzenghui@huawei.com \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.