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From: Vincenzo Frascino <vincenzo.frascino@arm.com>
To: linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org,
	linux-kselftest@vger.kernel.org
Cc: catalin.marinas@arm.com, 0x7f454c46@gmail.com,
	salyzyn@android.com, paul.burton@mips.com, luto@kernel.org,
	tglx@linutronix.de, will@kernel.org
Subject: Re: [PATCH v2 1/8] arm64: compat: vdso: Expose BUILD_VDSO32
Date: Tue, 3 Sep 2019 15:36:16 +0100	[thread overview]
Message-ID: <c0b1673d-e37d-a526-0862-ad07f779f5bf@arm.com> (raw)
In-Reply-To: <20190830135902.20861-2-vincenzo.frascino@arm.com>

Hi Catalin and Will,

On 8/30/19 2:58 PM, Vincenzo Frascino wrote:
> clock_gettime32 and clock_getres_time32 should be compiled only with the
> 32 bit vdso library.
> 
> Expose BUILD_VDSO32 when arm64 compat is compiled, to provide an
> indication to the generic library to include these symbols.
> 
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Cc: Will Deacon <will@kernel.org>
> Signed-off-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
> Acked-by: Catalin Marinas <catalin.marinas@arm.com>
> ---
>  arch/arm64/include/asm/vdso/compat_gettimeofday.h | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm64/include/asm/vdso/compat_gettimeofday.h b/arch/arm64/include/asm/vdso/compat_gettimeofday.h
> index c50ee1b7d5cd..fe7afe0f1a3d 100644
> --- a/arch/arm64/include/asm/vdso/compat_gettimeofday.h
> +++ b/arch/arm64/include/asm/vdso/compat_gettimeofday.h
> @@ -17,6 +17,7 @@
>  #define VDSO_HAS_CLOCK_GETRES		1
>  
>  #define VDSO_HAS_32BIT_FALLBACK		1
> +#define BUILD_VDSO32			1
>  
>  static __always_inline
>  int gettimeofday_fallback(struct __kernel_old_timeval *_tv,
> 

This patch is independent from the rest and touches only arch code. Can it go in
via the arm64 tree?

-- 
Regards,
Vincenzo

  reply	other threads:[~2019-09-03 14:34 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-30 13:58 [PATCH v2 0/8] vdso: Complete the conversion to 32bit syscalls Vincenzo Frascino
2019-08-30 13:58 ` [PATCH v2 1/8] arm64: compat: vdso: Expose BUILD_VDSO32 Vincenzo Frascino
2019-09-03 14:36   ` Vincenzo Frascino [this message]
2019-09-03 14:38     ` Will Deacon
2019-08-30 13:58 ` [PATCH v2 2/8] lib: vdso: Build 32 bit specific functions in the right context Vincenzo Frascino
2020-01-13 22:28   ` Thomas Gleixner
2020-01-14  9:33     ` Thomas Gleixner
2020-01-14 10:15       ` Vincenzo Frascino
2020-01-14 10:37         ` Thomas Gleixner
2020-01-14 10:41           ` Vincenzo Frascino
2020-01-14 11:15           ` Vincenzo Frascino
2020-01-16 19:43   ` [PATCH] MIPS: vdso: Define BUILD_VDSO32 when building a 32bit kernel Thomas Gleixner
2020-01-16 20:11     ` Paul Burton
2019-08-30 13:58 ` [PATCH v2 3/8] mips: compat: vdso: Use legacy syscalls as fallback Vincenzo Frascino
2019-09-03 13:52   ` Paul Burton
2019-09-03 14:20     ` Vincenzo Frascino
2019-09-03 21:00   ` Paul Burton
2019-08-30 13:58 ` [PATCH v2 4/8] lib: vdso: Remove VDSO_HAS_32BIT_FALLBACK Vincenzo Frascino
2019-08-30 13:58 ` [PATCH v2 5/8] lib: vdso: Remove checks on return value for 32 bit vDSO Vincenzo Frascino
2019-08-30 14:16   ` Vincenzo Frascino
2019-08-30 13:59 ` [PATCH v2 6/8] arm64: compat: vdso: Remove unused VDSO_HAS_32BIT_FALLBACK Vincenzo Frascino
2019-08-30 13:59 ` [PATCH v2 7/8] mips: " Vincenzo Frascino
2019-09-03 14:46   ` Paul Burton
2019-09-03 14:51     ` Vincenzo Frascino
2019-08-30 13:59 ` [PATCH v2 8/8] x86: " Vincenzo Frascino

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