linux-kernel - Re: [PATCH 2/3] trace: refactor TRACE_IRQFLAGS

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <87lf5klfle.fsf@mpe.ellerman.id.au>
Date:   Mon, 02 Aug 2021 12:56:13 +1000
From:   Michael Ellerman <mpe@...erman.id.au>
To:     Masahiro Yamada <masahiroy@...nel.org>,
        Steven Rostedt <rostedt@...dmis.org>,
        Ingo Molnar <mingo@...hat.com>
Cc:     Masahiro Yamada <masahiroy@...nel.org>,
        Arnd Bergmann <arnd@...db.de>,
        Ard Biesheuvel <ardb@...nel.org>,
        Borislav Petkov <bp@...en8.de>,
        Linus Walleij <linus.walleij@...aro.org>,
        Ley Foon Tan <ley.foon.tan@...el.com>, x86@...nel.org,
        linux-mips@...r.kernel.org, sparclinux@...r.kernel.org,
        Anshuman Khandual <anshuman.khandual@....com>,
        Nick Hu <nickhu@...estech.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Mike Rapoport <rppt@...nel.org>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Catalin Marinas <catalin.marinas@....com>,
        linux-riscv@...ts.infradead.org, YiFei Zhu <yifeifz2@...inois.edu>,
        Greentime Hu <green.hu@...il.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Michal Simek <monstr@...str.eu>, Helge Deller <deller@....de>,
        linux-sh@...r.kernel.org, Vineet Gupta <vgupta@...opsys.com>,
        Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>, Guo Ren <guoren@...nel.org>,
        Sami Tolvanen <samitolvanen@...gle.com>,
        Richard Weinberger <richard@....at>,
        Christian Borntraeger <borntraeger@...ibm.com>,
        Rich Felker <dalias@...c.org>,
        Albert Ou <aou@...s.berkeley.edu>,
        Heiko Carstens <hca@...ux.ibm.com>,
        Jeff Dike <jdike@...toit.com>,
        Max Filippov <jcmvbkbc@...il.com>,
        linux-hexagon@...r.kernel.org, linux-xtensa@...ux-xtensa.org,
        "H. Peter Anvin" <hpa@...or.com>, Will Deacon <will@...nel.org>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Stefan Kristiansson <stefan.kristiansson@...nalahti.fi>,
        linux-s390@...r.kernel.org,
        Yoshinori Sato <ysato@...rs.sourceforge.jp>,
        "James E.J. Bottomley" <James.Bottomley@...senPartnership.com>,
        linux-um@...ts.infradead.org,
        Andrey Konovalov <andreyknvl@...il.com>,
        Frederic Weisbecker <frederic@...nel.org>,
        Nicholas Piggin <npiggin@...il.com>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Brian Cain <bcain@...eaurora.org>, linux-csky@...r.kernel.org,
        Stafford Horne <shorne@...il.com>,
        Russell King <linux@...linux.org.uk>,
        linux-arm-kernel@...ts.infradead.org,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Chris Zankel <chris@...kel.net>,
        Vasily Gorbik <gor@...ux.ibm.com>,
        linux-snps-arc@...ts.infradead.org,
        Jonas Bonn <jonas@...thpole.se>, linux-parisc@...r.kernel.org,
        Kees Cook <keescook@...omium.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
        Colin Ian King <colin.king@...onical.com>,
        "David S. Miller" <davem@...emloft.net>,
        linux-kernel@...r.kernel.org, Vincent Chen <deanbo422@...il.com>,
        Anton Ivanov <anton.ivanov@...bridgegreys.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Paul Mackerras <paulus@...ba.org>,
        Mark Rutland <mark.rutland@....com>,
        Viresh Kumar <viresh.kumar@...aro.org>,
        linuxppc-dev@...ts.ozlabs.org, openrisc@...ts.librecores.org
Subject: Re: [PATCH 2/3] trace: refactor TRACE_IRQFLAGS_SUPPORT in Kconfig

Masahiro Yamada <masahiroy@...nel.org> writes:
> Make architectures select TRACE_IRQFLAGS_SUPPORT instead of
> having many defines.
>
> Signed-off-by: Masahiro Yamada <masahiroy@...nel.org>
> ---
>
>  arch/Kconfig                  | 3 +++
>  arch/arc/Kconfig              | 4 +---
>  arch/arm/Kconfig              | 5 +----
>  arch/arm64/Kconfig            | 4 +---
>  arch/csky/Kconfig             | 4 +---
>  arch/hexagon/Kconfig          | 4 +---
>  arch/microblaze/Kconfig       | 1 +
>  arch/microblaze/Kconfig.debug | 5 -----
>  arch/mips/Kconfig             | 1 +
>  arch/mips/Kconfig.debug       | 4 ----
>  arch/nds32/Kconfig            | 4 +---
>  arch/nios2/Kconfig            | 3 ---
>  arch/openrisc/Kconfig         | 4 +---
>  arch/parisc/Kconfig           | 1 +
>  arch/parisc/Kconfig.debug     | 3 ---
>  arch/powerpc/Kconfig          | 5 +----
>  arch/riscv/Kconfig            | 4 +---
>  arch/s390/Kconfig             | 1 +
>  arch/s390/Kconfig.debug       | 3 ---
>  arch/sh/Kconfig               | 1 +
>  arch/sh/Kconfig.debug         | 3 ---
>  arch/sparc/Kconfig            | 1 +
>  arch/sparc/Kconfig.debug      | 4 ----
>  arch/um/Kconfig               | 5 +----
>  arch/x86/Kconfig              | 1 +
>  arch/x86/Kconfig.debug        | 3 ---
>  arch/xtensa/Kconfig           | 4 +---
>  27 files changed, 21 insertions(+), 64 deletions(-)

> diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
> index d01e3401581d..76a28452c042 100644
> --- a/arch/powerpc/Kconfig
> +++ b/arch/powerpc/Kconfig
> @@ -94,10 +94,6 @@ config STACKTRACE_SUPPORT
>  	bool
>  	default y
>  
> -config TRACE_IRQFLAGS_SUPPORT
> -	bool
> -	default y
> -
>  config LOCKDEP_SUPPORT
>  	bool
>  	default y
> @@ -271,6 +267,7 @@ config PPC
>  	select STRICT_KERNEL_RWX if STRICT_MODULE_RWX
>  	select SYSCTL_EXCEPTION_TRACE
>  	select THREAD_INFO_IN_TASK
> +	select TRACE_IRQFLAGS_SUPPORT
>  	select VIRT_TO_BUS			if !PPC64
>  	#
>  	# Please keep this list sorted alphabetically.

Acked-by: Michael Ellerman <mpe@...erman.id.au> (powerpc)

cheers