From: Catalin Marinas <catalin.marinas@arm.com>
To: Vincenzo Frascino <vincenzo.frascino@arm.com>
Cc: linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, clang-built-linux@googlegroups.com,
linux-mips@vger.kernel.org, x86@kernel.org,
Will Deacon <will.deacon@arm.com>, Arnd Bergmann <arnd@arndb.de>,
Russell King <linux@armlinux.org.uk>,
Paul Burton <paul.burton@mips.com>,
Thomas Gleixner <tglx@linutronix.de>,
Andy Lutomirski <luto@kernel.org>, Ingo Molnar <mingo@redhat.com>,
Borislav Petkov <bp@alien8.de>, Stephen Boyd <sboyd@kernel.org>,
Mark Salyzyn <salyzyn@android.com>,
Kees Cook <keescook@chromium.org>,
Peter Collingbourne <pcc@google.com>,
Dmitry Safonov <0x7f454c46@gmail.com>,
Andrei Vagin <avagin@openvz.org>,
Nick Desaulniers <ndesaulniers@google.com>,
Marc Zyngier <maz@kernel.org>,
Mark Rutland <Mark.Rutland@arm.com>,
Will Deacon <will@kernel.org>
Subject: Re: [PATCH v4 19/26] arm64: Introduce asm/vdso/processor.h
Date: Tue, 17 Mar 2020 17:52:27 +0000 [thread overview]
Message-ID: <20200317175227.GF632169@arrakis.emea.arm.com> (raw)
In-Reply-To: <20200317122220.30393-20-vincenzo.frascino@arm.com>
On Tue, Mar 17, 2020 at 12:22:13PM +0000, Vincenzo Frascino wrote:
> The vDSO library should only include the necessary headers required for
> a userspace library (UAPI and a minimal set of kernel headers). To make
> this possible it is necessary to isolate from the kernel headers the
> common parts that are strictly necessary to build the library.
>
> Introduce asm/vdso/processor.h to contain all the arm64 specific
> functions that are suitable for vDSO inclusion.
>
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Cc: Will Deacon <will@kernel.org>
> Signed-off-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
This patch looks fine, though it depends on the previous discussion on
compat ABI compatibility.
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
WARNING: multiple messages have this Message-ID (diff)
From: Catalin Marinas <catalin.marinas@arm.com>
To: Vincenzo Frascino <vincenzo.frascino@arm.com>
Cc: linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, clang-built-linux@googlegroups.com,
linux-mips@vger.kernel.org, x86@kernel.org,
Will Deacon <will.deacon@arm.com>, Arnd Bergmann <arnd@arndb.de>,
Russell King <linux@armlinux.org.uk>,
Paul Burton <paul.burton@mips.com>,
Thomas Gleixner <tglx@linutronix.de>,
Andy Lutomirski <luto@kernel.org>, Ingo Molnar <mingo@redhat.com>,
Borislav Petkov <bp@alien8.de>, Stephen Boyd <sboyd@kernel.org>,
Mark Salyzyn <salyzyn@android.com>,
Kees Cook <keescook@chromium.org>,
Peter Collingbourne <pcc@google.com>,
Dmitry Safonov <0x7f454c46@gmail.com>,
Andrei Vagin <avagin@openvz.org>,
Nick Desaulniers <ndesaulniers@google.com>,
Marc Zyngier <maz@kernel.org>Mark
Subject: Re: [PATCH v4 19/26] arm64: Introduce asm/vdso/processor.h
Date: Tue, 17 Mar 2020 17:52:27 +0000 [thread overview]
Message-ID: <20200317175227.GF632169@arrakis.emea.arm.com> (raw)
In-Reply-To: <20200317122220.30393-20-vincenzo.frascino@arm.com>
On Tue, Mar 17, 2020 at 12:22:13PM +0000, Vincenzo Frascino wrote:
> The vDSO library should only include the necessary headers required for
> a userspace library (UAPI and a minimal set of kernel headers). To make
> this possible it is necessary to isolate from the kernel headers the
> common parts that are strictly necessary to build the library.
>
> Introduce asm/vdso/processor.h to contain all the arm64 specific
> functions that are suitable for vDSO inclusion.
>
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Cc: Will Deacon <will@kernel.org>
> Signed-off-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
This patch looks fine, though it depends on the previous discussion on
compat ABI compatibility.
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
WARNING: multiple messages have this Message-ID (diff)
From: Catalin Marinas <catalin.marinas@arm.com>
To: Vincenzo Frascino <vincenzo.frascino@arm.com>
Cc: Mark Rutland <Mark.Rutland@arm.com>,
Dmitry Safonov <0x7f454c46@gmail.com>,
linux-mips@vger.kernel.org, Will Deacon <will@kernel.org>,
linux-arch@vger.kernel.org, Marc Zyngier <maz@kernel.org>,
x86@kernel.org, Russell King <linux@armlinux.org.uk>,
clang-built-linux@googlegroups.com,
Ingo Molnar <mingo@redhat.com>, Kees Cook <keescook@chromium.org>,
Arnd Bergmann <arnd@arndb.de>, Will Deacon <will.deacon@arm.com>,
Borislav Petkov <bp@alien8.de>, Andy Lutomirski <luto@kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
Peter Collingbourne <pcc@google.com>,
linux-arm-kernel@lists.infradead.org,
Andrei Vagin <avagin@openvz.org>, Stephen Boyd <sboyd@kernel.org>,
Nick Desaulniers <ndesaulniers@google.com>,
linux-kernel@vger.kernel.org, Mark Salyzyn <salyzyn@android.com>,
Paul Burton <paul.burton@mips.com>
Subject: Re: [PATCH v4 19/26] arm64: Introduce asm/vdso/processor.h
Date: Tue, 17 Mar 2020 17:52:27 +0000 [thread overview]
Message-ID: <20200317175227.GF632169@arrakis.emea.arm.com> (raw)
In-Reply-To: <20200317122220.30393-20-vincenzo.frascino@arm.com>
On Tue, Mar 17, 2020 at 12:22:13PM +0000, Vincenzo Frascino wrote:
> The vDSO library should only include the necessary headers required for
> a userspace library (UAPI and a minimal set of kernel headers). To make
> this possible it is necessary to isolate from the kernel headers the
> common parts that are strictly necessary to build the library.
>
> Introduce asm/vdso/processor.h to contain all the arm64 specific
> functions that are suitable for vDSO inclusion.
>
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Cc: Will Deacon <will@kernel.org>
> Signed-off-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
This patch looks fine, though it depends on the previous discussion on
compat ABI compatibility.
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
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next prev parent reply other threads:[~2020-03-17 17:52 UTC|newest]
Thread overview: 108+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-17 12:21 [PATCH v4 00/26] Introduce common headers for vDSO Vincenzo Frascino
2020-03-17 12:21 ` Vincenzo Frascino
2020-03-17 12:21 ` [PATCH v4 01/26] linux/const.h: Extract common header " Vincenzo Frascino
2020-03-17 12:21 ` Vincenzo Frascino
2020-03-17 12:21 ` [PATCH v4 02/26] linux/bits.h: " Vincenzo Frascino
2020-03-17 12:21 ` Vincenzo Frascino
2020-03-17 12:21 ` [PATCH v4 03/26] linux/limits.h: " Vincenzo Frascino
2020-03-17 12:21 ` Vincenzo Frascino
2020-03-17 12:21 ` [PATCH v4 04/26] x86:Introduce asm/vdso/clocksource.h Vincenzo Frascino
2020-03-17 12:21 ` Vincenzo Frascino
2020-03-17 12:21 ` [PATCH v4 05/26] arm: Introduce asm/vdso/clocksource.h Vincenzo Frascino
2020-03-17 12:21 ` Vincenzo Frascino
2020-03-17 12:22 ` [PATCH v4 06/26] arm64: " Vincenzo Frascino
2020-03-17 12:22 ` Vincenzo Frascino
2020-03-17 12:22 ` [PATCH v4 07/26] mips: " Vincenzo Frascino
2020-03-17 12:22 ` Vincenzo Frascino
2020-03-17 12:22 ` [PATCH v4 08/26] linux/clocksource.h: Extract common header for vDSO Vincenzo Frascino
2020-03-17 12:22 ` Vincenzo Frascino
2020-03-17 12:22 ` [PATCH v4 09/26] linux/math64.h: " Vincenzo Frascino
2020-03-17 12:22 ` Vincenzo Frascino
2020-03-17 12:22 ` [PATCH v4 10/26] linux/time.h: " Vincenzo Frascino
2020-03-17 12:22 ` Vincenzo Frascino
2020-03-17 12:22 ` [PATCH v4 11/26] linux/time32.h: " Vincenzo Frascino
2020-03-17 12:22 ` Vincenzo Frascino
2020-03-17 12:22 ` [PATCH v4 12/26] linux/time64.h: " Vincenzo Frascino
2020-03-17 12:22 ` Vincenzo Frascino
2020-03-17 12:22 ` [PATCH v4 13/26] linux/jiffies.h: " Vincenzo Frascino
2020-03-17 12:22 ` Vincenzo Frascino
2020-03-17 12:22 ` [PATCH v4 14/26] linux/ktime.h: " Vincenzo Frascino
2020-03-17 12:22 ` Vincenzo Frascino
2020-03-17 12:22 ` [PATCH v4 15/26] common: Introduce processor.h Vincenzo Frascino
2020-03-17 12:22 ` Vincenzo Frascino
2020-03-17 12:22 ` [PATCH v4 16/26] scripts: Fix the inclusion order in modpost Vincenzo Frascino
2020-03-17 12:22 ` Vincenzo Frascino
2020-03-17 12:22 ` Vincenzo Frascino
2020-03-17 12:22 ` [PATCH v4 17/26] linux/elfnote.h: Replace elf.h with UAPI equivalent Vincenzo Frascino
2020-03-17 12:22 ` Vincenzo Frascino
2020-03-17 12:22 ` [PATCH v4 18/26] arm64: vdso32: Replace TASK_SIZE_32 check in vgettimeofday Vincenzo Frascino
2020-03-17 12:22 ` Vincenzo Frascino
2020-03-17 14:38 ` Catalin Marinas
2020-03-17 14:38 ` Catalin Marinas
2020-03-17 14:38 ` Catalin Marinas
2020-03-17 15:04 ` Vincenzo Frascino
2020-03-17 15:04 ` Vincenzo Frascino
2020-03-17 15:04 ` Vincenzo Frascino
2020-03-17 15:50 ` Catalin Marinas
2020-03-17 15:50 ` Catalin Marinas
2020-03-17 15:50 ` Catalin Marinas
2020-03-17 16:40 ` Vincenzo Frascino
2020-03-17 16:40 ` Vincenzo Frascino
2020-03-17 16:40 ` Vincenzo Frascino
2020-03-17 16:43 ` Vincenzo Frascino
2020-03-17 16:43 ` Vincenzo Frascino
2020-03-17 16:43 ` Vincenzo Frascino
2020-03-17 17:48 ` Catalin Marinas
2020-03-17 17:48 ` Catalin Marinas
2020-03-17 17:48 ` Catalin Marinas
2020-03-18 16:14 ` Vincenzo Frascino
2020-03-18 16:14 ` Vincenzo Frascino
2020-03-18 16:14 ` Vincenzo Frascino
2020-03-18 18:36 ` Catalin Marinas
2020-03-18 18:36 ` Catalin Marinas
2020-03-18 18:36 ` Catalin Marinas
2020-03-19 12:38 ` Vincenzo Frascino
2020-03-19 12:38 ` Vincenzo Frascino
2020-03-19 12:38 ` Vincenzo Frascino
2020-03-19 18:10 ` Catalin Marinas
2020-03-19 18:10 ` Catalin Marinas
2020-03-19 18:10 ` Catalin Marinas
2020-03-20 13:05 ` Vincenzo Frascino
2020-03-20 13:05 ` Vincenzo Frascino
2020-03-20 13:05 ` Vincenzo Frascino
2020-03-20 14:22 ` Catalin Marinas
2020-03-20 14:22 ` Catalin Marinas
2020-03-20 14:22 ` Catalin Marinas
2020-03-20 14:41 ` Vincenzo Frascino
2020-03-20 14:41 ` Vincenzo Frascino
2020-03-20 14:41 ` Vincenzo Frascino
2020-03-19 15:49 ` Andy Lutomirski
2020-03-19 15:49 ` Andy Lutomirski
2020-03-19 15:49 ` Andy Lutomirski
2020-03-19 16:58 ` Vincenzo Frascino
2020-03-19 16:58 ` Vincenzo Frascino
2020-03-19 16:58 ` Vincenzo Frascino
2020-03-19 18:32 ` Will Deacon
2020-03-19 18:32 ` Will Deacon
2020-03-19 18:32 ` Will Deacon
2020-03-21 14:33 ` [tip: timers/core] arm64: vdso32: Code clean up tip-bot2 for Vincenzo Frascino
2020-03-17 12:22 ` [PATCH v4 19/26] arm64: Introduce asm/vdso/processor.h Vincenzo Frascino
2020-03-17 12:22 ` Vincenzo Frascino
2020-03-17 17:52 ` Catalin Marinas [this message]
2020-03-17 17:52 ` Catalin Marinas
2020-03-17 17:52 ` Catalin Marinas
2020-03-17 12:22 ` [PATCH v4 20/26] arm64: vdso: Include common headers in the vdso library Vincenzo Frascino
2020-03-17 12:22 ` Vincenzo Frascino
2020-03-17 12:22 ` [PATCH v4 21/26] arm64: vdso32: " Vincenzo Frascino
2020-03-17 12:22 ` Vincenzo Frascino
2020-03-17 12:22 ` [PATCH v4 22/26] mips: vdso: Enable mips to use common headers Vincenzo Frascino
2020-03-17 12:22 ` Vincenzo Frascino
2020-03-17 12:22 ` [PATCH v4 23/26] x86: vdso: Enable x86 " Vincenzo Frascino
2020-03-17 12:22 ` Vincenzo Frascino
2020-03-17 12:22 ` [PATCH v4 24/26] arm: vdso: Enable arm " Vincenzo Frascino
2020-03-17 12:22 ` Vincenzo Frascino
2020-03-17 12:22 ` [PATCH v4 25/26] lib: vdso: Enable " Vincenzo Frascino
2020-03-17 12:22 ` Vincenzo Frascino
2020-03-17 12:22 ` [PATCH v4 26/26] arm64: vdso32: Enable Clang Compilation Vincenzo Frascino
2020-03-17 12:22 ` Vincenzo Frascino
2020-03-17 12:22 ` Vincenzo Frascino
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