From: Atish Patra <atish.patra@wdc.com> To: linux-kernel@vger.kernel.org Cc: Atish Patra <atish.patra@wdc.com>, Albert Ou <aou@eecs.berkeley.edu>, Andrew Morton <akpm@linux-foundation.org>, Anup Patel <anup@brainfault.org>, Ard Biesheuvel <ardb@kernel.org>, Borislav Petkov <bp@suse.de>, Greentime Hu <greentime.hu@sifive.com>, Guo Ren <guoren@linux.alibaba.com>, Kees Cook <keescook@chromium.org>, linux-riscv@lists.infradead.org, Michel Lespinasse <walken@google.com>, Palmer Dabbelt <palmer@dabbelt.com>, Paul Walmsley <paul.walmsley@sifive.com>, Zong Li <zong.li@sifive.com> Subject: [PATCH 0/5] Improve kernel section protections Date: Fri, 9 Oct 2020 14:13:39 -0700 [thread overview] Message-ID: <20201009211344.2358688-1-atish.patra@wdc.com> (raw) This series aims at improving kernel permissions by doing following things. 1. Protect kernel sections early instead of after /init. 2. Protect .init.text & .init.data sections with appropriate permissions. 3. Move dynamic relocation section to _init. This series is based on Guo's static object fixes[1]. [1]https://patchwork.kernel.org/project/linux-riscv/list/?series=360951 Atish Patra (5): RISC-V: Move __start_kernel to .head.text RISC-V: Initialize SBI early RISC-V: Enforce protections for kernel sections early RISC-V: Protect .init.text & .init.data RISC-V: Move dynamic relocation section under __init arch/riscv/include/asm/sections.h | 2 ++ arch/riscv/include/asm/set_memory.h | 4 ++++ arch/riscv/kernel/head.S | 1 - arch/riscv/kernel/setup.c | 13 +++++++++---- arch/riscv/kernel/vmlinux.lds.S | 18 +++++++++++++----- arch/riscv/mm/init.c | 17 +++++++++++++++-- arch/riscv/mm/pageattr.c | 6 ++++++ 7 files changed, 49 insertions(+), 12 deletions(-) -- 2.25.1
WARNING: multiple messages have this Message-ID (diff)
From: Atish Patra <atish.patra@wdc.com> To: linux-kernel@vger.kernel.org Cc: Albert Ou <aou@eecs.berkeley.edu>, Kees Cook <keescook@chromium.org>, Anup Patel <anup@brainfault.org>, linux-riscv@lists.infradead.org, Atish Patra <atish.patra@wdc.com>, Guo Ren <guoren@linux.alibaba.com>, Palmer Dabbelt <palmer@dabbelt.com>, Zong Li <zong.li@sifive.com>, Paul Walmsley <paul.walmsley@sifive.com>, Greentime Hu <greentime.hu@sifive.com>, Andrew Morton <akpm@linux-foundation.org>, Borislav Petkov <bp@suse.de>, Michel Lespinasse <walken@google.com>, Ard Biesheuvel <ardb@kernel.org> Subject: [PATCH 0/5] Improve kernel section protections Date: Fri, 9 Oct 2020 14:13:39 -0700 [thread overview] Message-ID: <20201009211344.2358688-1-atish.patra@wdc.com> (raw) This series aims at improving kernel permissions by doing following things. 1. Protect kernel sections early instead of after /init. 2. Protect .init.text & .init.data sections with appropriate permissions. 3. Move dynamic relocation section to _init. This series is based on Guo's static object fixes[1]. [1]https://patchwork.kernel.org/project/linux-riscv/list/?series=360951 Atish Patra (5): RISC-V: Move __start_kernel to .head.text RISC-V: Initialize SBI early RISC-V: Enforce protections for kernel sections early RISC-V: Protect .init.text & .init.data RISC-V: Move dynamic relocation section under __init arch/riscv/include/asm/sections.h | 2 ++ arch/riscv/include/asm/set_memory.h | 4 ++++ arch/riscv/kernel/head.S | 1 - arch/riscv/kernel/setup.c | 13 +++++++++---- arch/riscv/kernel/vmlinux.lds.S | 18 +++++++++++++----- arch/riscv/mm/init.c | 17 +++++++++++++++-- arch/riscv/mm/pageattr.c | 6 ++++++ 7 files changed, 49 insertions(+), 12 deletions(-) -- 2.25.1 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv
next reply other threads:[~2020-10-09 21:13 UTC|newest] Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-10-09 21:13 Atish Patra [this message] 2020-10-09 21:13 ` [PATCH 0/5] Improve kernel section protections Atish Patra 2020-10-09 21:13 ` [PATCH 1/5] RISC-V: Move __start_kernel to .head.text Atish Patra 2020-10-09 21:13 ` Atish Patra 2020-10-09 21:13 ` [PATCH 2/5] RISC-V: Initialize SBI early Atish Patra 2020-10-09 21:13 ` Atish Patra 2020-10-09 21:13 ` [PATCH 3/5] RISC-V: Enforce protections for kernel sections early Atish Patra 2020-10-09 21:13 ` Atish Patra 2020-10-09 21:13 ` [PATCH 4/5] RISC-V: Protect .init.text & .init.data Atish Patra 2020-10-09 21:13 ` Atish Patra 2020-10-12 13:14 ` Greentime Hu 2020-10-12 13:14 ` Greentime Hu 2020-10-12 23:26 ` Atish Patra 2020-10-12 23:26 ` Atish Patra 2020-10-13 1:28 ` Atish Patra 2020-10-13 1:28 ` Atish Patra 2020-10-13 3:08 ` Greentime Hu 2020-10-13 3:08 ` Greentime Hu 2020-10-13 22:25 ` Atish Patra 2020-10-13 22:25 ` Atish Patra 2020-10-14 1:20 ` Jim Wilson 2020-10-14 1:20 ` Jim Wilson 2020-10-14 5:24 ` Atish Patra 2020-10-14 5:24 ` Atish Patra 2020-10-16 18:24 ` Atish Patra 2020-10-16 18:24 ` Atish Patra 2020-10-22 1:31 ` Atish Patra 2020-10-22 1:31 ` Atish Patra 2020-10-22 5:03 ` Anup Patel 2020-10-22 5:03 ` Anup Patel 2020-10-22 7:22 ` Anup Patel 2020-10-22 7:22 ` Anup Patel 2020-10-22 17:13 ` Atish Patra 2020-10-22 17:13 ` Atish Patra 2020-10-09 21:13 ` [PATCH 5/5] RISC-V: Move dynamic relocation section under __init Atish Patra 2020-10-09 21:13 ` Atish Patra
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