linux-kernel - Re: [PATCH 10/17] s390/vdso: Switch to generic storage implementation

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Message-ID: <20250109115518.9731-A-hca@linux.ibm.com>
Date: Thu, 9 Jan 2025 12:55:18 +0100
From: Heiko Carstens <hca@...ux.ibm.com>
To: Thomas Weißschuh <thomas.weissschuh@...utronix.de>
Cc: "James E.J. Bottomley" <James.Bottomley@...senpartnership.com>,
        Helge Deller <deller@....de>, Andy Lutomirski <luto@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Vincenzo Frascino <vincenzo.frascino@....com>,
        Anna-Maria Behnsen <anna-maria@...utronix.de>,
        Frederic Weisbecker <frederic@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>, "Theodore Ts'o" <tytso@....edu>,
        "Jason A. Donenfeld" <Jason@...c4.com>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>, Albert Ou <aou@...s.berkeley.edu>,
        Huacai Chen <chenhuacai@...nel.org>, WANG Xuerui <kernel@...0n.name>,
        Russell King <linux@...linux.org.uk>,
        Vasily Gorbik <gor@...ux.ibm.com>,
        Alexander Gordeev <agordeev@...ux.ibm.com>,
        Christian Borntraeger <borntraeger@...ux.ibm.com>,
        Sven Schnelle <svens@...ux.ibm.com>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Michael Ellerman <mpe@...erman.id.au>,
        Nicholas Piggin <npiggin@...il.com>,
        Christophe Leroy <christophe.leroy@...roup.eu>,
        Naveen N Rao <naveen@...nel.org>,
        Madhavan Srinivasan <maddy@...ux.ibm.com>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org,
        "H. Peter Anvin" <hpa@...or.com>, Arnd Bergmann <arnd@...db.de>,
        linux-parisc@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-riscv@...ts.infradead.org,
        loongarch@...ts.linux.dev, linux-s390@...r.kernel.org,
        linux-mips@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        linux-arch@...r.kernel.org, Nam Cao <namcao@...utronix.de>
Subject: Re: [PATCH 10/17] s390/vdso: Switch to generic storage implementation

On Mon, Dec 16, 2024 at 03:10:06PM +0100, Thomas Weißschuh wrote:
> The generic storage implementation provides the same features as the
> custom one. However it can be shared between architectures, making
> maintenance easier.
> 
> Co-developed-by: Nam Cao <namcao@...utronix.de>
> Signed-off-by: Nam Cao <namcao@...utronix.de>
> Signed-off-by: Thomas Weißschuh <thomas.weissschuh@...utronix.de>
> ---
>  arch/s390/Kconfig                         |  1 +
>  arch/s390/include/asm/vdso.h              |  4 +-
>  arch/s390/include/asm/vdso/getrandom.h    | 12 ----
>  arch/s390/include/asm/vdso/gettimeofday.h | 15 +----
>  arch/s390/include/asm/vdso/vsyscall.h     | 20 -------
>  arch/s390/kernel/time.c                   |  6 +-
>  arch/s390/kernel/vdso.c                   | 97 ++-----------------------------
>  arch/s390/kernel/vdso32/vdso32.lds.S      |  7 +--
>  arch/s390/kernel/vdso64/vdso64.lds.S      |  8 +--
>  9 files changed, 17 insertions(+), 153 deletions(-)

Looks good to me and works.

Acked-by: Heiko Carstens <hca@...ux.ibm.com>