From: guoren@kernel.org To: arnd@arndb.de, guoren@kernel.org, palmer@rivosinc.com, tglx@linutronix.de, peterz@infradead.org, luto@kernel.org, conor.dooley@microchip.com, heiko@sntech.de, jszhang@kernel.org, lazyparser@gmail.com, falcon@tinylab.org, chenhuacai@kernel.org, apatel@ventanamicro.com, atishp@atishpatra.org, palmer@dabbelt.com, paul.walmsley@sifive.com, mark.rutland@arm.com, zouyipeng@huawei.com, bigeasy@linutronix.de, David.Laight@aculab.com Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, Lai Jiangshan <laijs@linux.alibaba.com>, Borislav Petkov <bp@alien8.de>, Miguel Ojeda <ojeda@kernel.org>, Kees Cook <keescook@chromium.org>, Nick Desaulniers <ndesaulniers@google.com> Subject: [PATCH V5 04/11] compiler_types.h: Add __noinstr_section() for noinstr Date: Sun, 18 Sep 2022 11:52:39 -0400 [thread overview] Message-ID: <20220918155246.1203293-5-guoren@kernel.org> (raw) In-Reply-To: <20220918155246.1203293-1-guoren@kernel.org> From: Lai Jiangshan <laijs@linux.alibaba.com> And it will be extended for C entry code. Cc: Borislav Petkov <bp@alien8.de> Reviewed-by: Miguel Ojeda <ojeda@kernel.org> Reviewed-by: Kees Cook <keescook@chromium.org> Suggested-by: Nick Desaulniers <ndesaulniers@google.com> Suggested-by: Peter Zijlstra <peterz@infradead.org> Signed-off-by: Lai Jiangshan <laijs@linux.alibaba.com> --- include/linux/compiler_types.h | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/include/linux/compiler_types.h b/include/linux/compiler_types.h index 4f2a819fd60a..e9ce11ea4d8b 100644 --- a/include/linux/compiler_types.h +++ b/include/linux/compiler_types.h @@ -227,9 +227,11 @@ struct ftrace_likely_data { #endif /* Section for code which can't be instrumented at all */ -#define noinstr \ - noinline notrace __attribute((__section__(".noinstr.text"))) \ - __no_kcsan __no_sanitize_address __no_profile __no_sanitize_coverage +#define __noinstr_section(section) \ + noinline notrace __section(section) __no_profile \ + __no_kcsan __no_sanitize_address __no_sanitize_coverage + +#define noinstr __noinstr_section(".noinstr.text") #endif /* __KERNEL__ */ -- 2.36.1
WARNING: multiple messages have this Message-ID (diff)
From: guoren@kernel.org To: arnd@arndb.de, guoren@kernel.org, palmer@rivosinc.com, tglx@linutronix.de, peterz@infradead.org, luto@kernel.org, conor.dooley@microchip.com, heiko@sntech.de, jszhang@kernel.org, lazyparser@gmail.com, falcon@tinylab.org, chenhuacai@kernel.org, apatel@ventanamicro.com, atishp@atishpatra.org, palmer@dabbelt.com, paul.walmsley@sifive.com, mark.rutland@arm.com, zouyipeng@huawei.com, bigeasy@linutronix.de, David.Laight@aculab.com Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, Lai Jiangshan <laijs@linux.alibaba.com>, Borislav Petkov <bp@alien8.de>, Miguel Ojeda <ojeda@kernel.org>, Kees Cook <keescook@chromium.org>, Nick Desaulniers <ndesaulniers@google.com> Subject: [PATCH V5 04/11] compiler_types.h: Add __noinstr_section() for noinstr Date: Sun, 18 Sep 2022 11:52:39 -0400 [thread overview] Message-ID: <20220918155246.1203293-5-guoren@kernel.org> (raw) In-Reply-To: <20220918155246.1203293-1-guoren@kernel.org> From: Lai Jiangshan <laijs@linux.alibaba.com> And it will be extended for C entry code. Cc: Borislav Petkov <bp@alien8.de> Reviewed-by: Miguel Ojeda <ojeda@kernel.org> Reviewed-by: Kees Cook <keescook@chromium.org> Suggested-by: Nick Desaulniers <ndesaulniers@google.com> Suggested-by: Peter Zijlstra <peterz@infradead.org> Signed-off-by: Lai Jiangshan <laijs@linux.alibaba.com> --- include/linux/compiler_types.h | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/include/linux/compiler_types.h b/include/linux/compiler_types.h index 4f2a819fd60a..e9ce11ea4d8b 100644 --- a/include/linux/compiler_types.h +++ b/include/linux/compiler_types.h @@ -227,9 +227,11 @@ struct ftrace_likely_data { #endif /* Section for code which can't be instrumented at all */ -#define noinstr \ - noinline notrace __attribute((__section__(".noinstr.text"))) \ - __no_kcsan __no_sanitize_address __no_profile __no_sanitize_coverage +#define __noinstr_section(section) \ + noinline notrace __section(section) __no_profile \ + __no_kcsan __no_sanitize_address __no_sanitize_coverage + +#define noinstr __noinstr_section(".noinstr.text") #endif /* __KERNEL__ */ -- 2.36.1 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv
next prev parent reply other threads:[~2022-09-18 15:53 UTC|newest] Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-09-18 15:52 [PATCH V5 00/11] riscv: Add GENERIC_ENTRY support and related features guoren 2022-09-18 15:52 ` guoren 2022-09-18 15:52 ` [PATCH V5 01/11] riscv: elf_kexec: Fixup compile warning guoren 2022-09-18 15:52 ` guoren 2022-09-18 15:52 ` [PATCH V5 02/11] riscv: compat_syscall_table: " guoren 2022-09-18 15:52 ` guoren 2022-09-18 15:52 ` [PATCH V5 03/11] riscv: ptrace: Remove duplicate operation guoren 2022-09-18 15:52 ` guoren 2022-09-18 15:52 ` guoren [this message] 2022-09-18 15:52 ` [PATCH V5 04/11] compiler_types.h: Add __noinstr_section() for noinstr guoren 2022-09-18 15:52 ` [PATCH V5 05/11] riscv: traps: Add noinstr to prevent instrumentation inserted guoren 2022-09-18 15:52 ` guoren 2022-09-18 15:52 ` [PATCH V5 06/11] entry: Prevent DEBUG_PREEMPT warning guoren 2022-09-18 15:52 ` guoren 2022-09-19 11:58 ` Peter Zijlstra 2022-09-19 11:58 ` Peter Zijlstra 2022-09-20 1:45 ` Guo Ren 2022-09-20 1:45 ` Guo Ren 2022-09-30 12:27 ` Guo Ren 2022-09-30 12:27 ` Guo Ren 2022-09-18 15:52 ` [PATCH V5 07/11] riscv: convert to generic entry guoren 2022-09-18 15:52 ` guoren 2022-09-19 13:34 ` Peter Zijlstra 2022-09-19 13:34 ` Peter Zijlstra 2022-09-20 6:36 ` Guo Ren 2022-09-20 6:36 ` Guo Ren 2022-09-20 7:22 ` Peter Zijlstra 2022-09-20 7:22 ` Peter Zijlstra 2022-09-30 11:28 ` Guo Ren 2022-09-30 11:28 ` Guo Ren 2022-09-18 15:52 ` [PATCH V5 08/11] riscv: Support HAVE_IRQ_EXIT_ON_IRQ_STACK guoren 2022-09-18 15:52 ` guoren 2022-09-19 13:45 ` Peter Zijlstra 2022-09-19 13:45 ` Peter Zijlstra 2022-09-20 6:08 ` Guo Ren 2022-09-20 6:08 ` Guo Ren 2022-09-20 7:27 ` Peter Zijlstra 2022-09-20 7:27 ` Peter Zijlstra 2022-09-20 7:34 ` Peter Zijlstra 2022-09-20 7:34 ` Peter Zijlstra 2022-09-21 6:16 ` Guo Ren 2022-09-21 6:16 ` Guo Ren 2022-09-21 8:34 ` Chen Zhongjin 2022-09-21 8:34 ` Chen Zhongjin 2022-09-21 9:53 ` Guo Ren 2022-09-21 9:53 ` Guo Ren 2022-09-21 11:56 ` Chen Zhongjin 2022-09-21 11:56 ` Chen Zhongjin 2022-09-22 1:26 ` Guo Ren 2022-09-22 1:26 ` Guo Ren 2022-09-18 15:52 ` [PATCH V5 09/11] riscv: Support HAVE_SOFTIRQ_ON_OWN_STACK guoren 2022-09-18 15:52 ` guoren 2022-09-20 0:11 ` Guo Ren 2022-09-20 0:11 ` Guo Ren 2022-09-18 15:52 ` [PATCH V5 10/11] riscv: Add config of thread stack size guoren 2022-09-18 15:52 ` guoren 2022-09-18 15:52 ` [PATCH V5 11/11] riscv: Add support for STACKLEAK gcc plugin guoren 2022-09-18 15:52 ` guoren
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