From: Christoph Hellwig <hch@lst.de>
To: Samuel Holland <samuel.holland@sifive.com>
Cc: linux-arch@vger.kernel.org, x86@kernel.org,
linux-kernel@vger.kernel.org, amd-gfx@lists.freedesktop.org,
loongarch@lists.linux.dev, linux-riscv@lists.infradead.org,
linuxppc-dev@lists.ozlabs.org, Christoph Hellwig <hch@lst.de>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2 10/14] riscv: Add support for kernel-mode FPU
Date: Thu, 28 Dec 2023 07:20:04 +0100 [thread overview]
Message-ID: <20231228062004.GC12475@lst.de> (raw)
In-Reply-To: <20231228014220.3562640-11-samuel.holland@sifive.com>
On Wed, Dec 27, 2023 at 05:42:00PM -0800, Samuel Holland wrote:
> This is motivated by the amdgpu DRM driver, which needs floating-point
> code to support recent hardware. That code is not performance-critical,
> so only provide a minimal non-preemptible implementation for now.
>
> Signed-off-by: Samuel Holland <samuel.holland@sifive.com>
Looks good:
Reviewed-by: Christoph Hellwig <hch@lst.de>
WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de>
To: Samuel Holland <samuel.holland@sifive.com>
Cc: linux-arm-kernel@lists.infradead.org,
linuxppc-dev@lists.ozlabs.org, x86@kernel.org,
linux-riscv@lists.infradead.org, Christoph Hellwig <hch@lst.de>,
loongarch@lists.linux.dev, linux-kernel@vger.kernel.org,
amd-gfx@lists.freedesktop.org, linux-arch@vger.kernel.org
Subject: Re: [PATCH v2 10/14] riscv: Add support for kernel-mode FPU
Date: Thu, 28 Dec 2023 07:20:04 +0100 [thread overview]
Message-ID: <20231228062004.GC12475@lst.de> (raw)
In-Reply-To: <20231228014220.3562640-11-samuel.holland@sifive.com>
On Wed, Dec 27, 2023 at 05:42:00PM -0800, Samuel Holland wrote:
> This is motivated by the amdgpu DRM driver, which needs floating-point
> code to support recent hardware. That code is not performance-critical,
> so only provide a minimal non-preemptible implementation for now.
>
> Signed-off-by: Samuel Holland <samuel.holland@sifive.com>
Looks good:
Reviewed-by: Christoph Hellwig <hch@lst.de>
WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de>
To: Samuel Holland <samuel.holland@sifive.com>
Cc: linux-arm-kernel@lists.infradead.org,
linuxppc-dev@lists.ozlabs.org, x86@kernel.org,
linux-riscv@lists.infradead.org, Christoph Hellwig <hch@lst.de>,
loongarch@lists.linux.dev, linux-kernel@vger.kernel.org,
amd-gfx@lists.freedesktop.org, linux-arch@vger.kernel.org
Subject: Re: [PATCH v2 10/14] riscv: Add support for kernel-mode FPU
Date: Thu, 28 Dec 2023 07:20:04 +0100 [thread overview]
Message-ID: <20231228062004.GC12475@lst.de> (raw)
In-Reply-To: <20231228014220.3562640-11-samuel.holland@sifive.com>
On Wed, Dec 27, 2023 at 05:42:00PM -0800, Samuel Holland wrote:
> This is motivated by the amdgpu DRM driver, which needs floating-point
> code to support recent hardware. That code is not performance-critical,
> so only provide a minimal non-preemptible implementation for now.
>
> Signed-off-by: Samuel Holland <samuel.holland@sifive.com>
Looks good:
Reviewed-by: Christoph Hellwig <hch@lst.de>
_______________________________________________
linux-riscv mailing list
linux-riscv@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-riscv
WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de>
To: Samuel Holland <samuel.holland@sifive.com>
Cc: linux-arm-kernel@lists.infradead.org,
linuxppc-dev@lists.ozlabs.org, x86@kernel.org,
linux-riscv@lists.infradead.org, Christoph Hellwig <hch@lst.de>,
loongarch@lists.linux.dev, linux-kernel@vger.kernel.org,
amd-gfx@lists.freedesktop.org, linux-arch@vger.kernel.org
Subject: Re: [PATCH v2 10/14] riscv: Add support for kernel-mode FPU
Date: Thu, 28 Dec 2023 07:20:04 +0100 [thread overview]
Message-ID: <20231228062004.GC12475@lst.de> (raw)
In-Reply-To: <20231228014220.3562640-11-samuel.holland@sifive.com>
On Wed, Dec 27, 2023 at 05:42:00PM -0800, Samuel Holland wrote:
> This is motivated by the amdgpu DRM driver, which needs floating-point
> code to support recent hardware. That code is not performance-critical,
> so only provide a minimal non-preemptible implementation for now.
>
> Signed-off-by: Samuel Holland <samuel.holland@sifive.com>
Looks good:
Reviewed-by: Christoph Hellwig <hch@lst.de>
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2023-12-28 10:02 UTC|newest]
Thread overview: 109+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-28 1:41 [PATCH v2 00/14] Unified cross-architecture kernel-mode FPU API Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 1:41 ` [PATCH v2 01/14] arch: Add ARCH_HAS_KERNEL_FPU_SUPPORT Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 6:19 ` Christoph Hellwig
2023-12-28 6:19 ` Christoph Hellwig
2023-12-28 6:19 ` Christoph Hellwig
2023-12-28 6:19 ` Christoph Hellwig
2023-12-28 1:41 ` [PATCH v2 02/14] ARM: Implement ARCH_HAS_KERNEL_FPU_SUPPORT Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 1:41 ` [PATCH v2 03/14] ARM: crypto: Use CC_FLAGS_FPU for NEON CFLAGS Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 1:41 ` [PATCH v2 04/14] arm64: Implement ARCH_HAS_KERNEL_FPU_SUPPORT Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 1:41 ` [PATCH v2 05/14] arm64: crypto: Use CC_FLAGS_FPU for NEON CFLAGS Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 6:19 ` Christoph Hellwig
2023-12-28 6:19 ` Christoph Hellwig
2023-12-28 6:19 ` Christoph Hellwig
2023-12-28 6:19 ` Christoph Hellwig
2023-12-28 1:41 ` [PATCH v2 06/14] lib/raid6: " Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 1:41 ` [PATCH v2 07/14] LoongArch: Implement ARCH_HAS_KERNEL_FPU_SUPPORT Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2024-01-04 9:55 ` Huacai Chen
2024-01-04 9:55 ` Huacai Chen
2024-01-04 9:55 ` Huacai Chen
2024-01-04 9:55 ` Huacai Chen
2024-01-04 15:58 ` Samuel Holland
2024-01-04 15:58 ` Samuel Holland
2024-01-04 15:58 ` Samuel Holland
2024-01-04 15:58 ` Samuel Holland
2024-01-07 2:39 ` Huacai Chen
2024-01-07 2:39 ` Huacai Chen
2024-01-07 2:39 ` Huacai Chen
2024-01-07 2:39 ` Huacai Chen
2024-01-08 9:37 ` Christoph Hellwig
2024-01-08 9:37 ` Christoph Hellwig
2024-01-08 9:37 ` Christoph Hellwig
2024-01-08 9:37 ` Christoph Hellwig
2023-12-28 1:41 ` [PATCH v2 08/14] powerpc: " Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 3:19 ` Michael Ellerman
2023-12-28 3:19 ` Michael Ellerman
2023-12-28 3:19 ` Michael Ellerman
2023-12-28 3:19 ` Michael Ellerman
2023-12-28 1:41 ` [PATCH v2 09/14] x86: " Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 1:41 ` Samuel Holland
2023-12-28 1:42 ` [PATCH v2 10/14] riscv: Add support for kernel-mode FPU Samuel Holland
2023-12-28 1:42 ` Samuel Holland
2023-12-28 1:42 ` Samuel Holland
2023-12-28 1:42 ` Samuel Holland
2023-12-28 6:20 ` Christoph Hellwig [this message]
2023-12-28 6:20 ` Christoph Hellwig
2023-12-28 6:20 ` Christoph Hellwig
2023-12-28 6:20 ` Christoph Hellwig
2024-01-10 14:51 ` Palmer Dabbelt
2024-01-10 14:51 ` Palmer Dabbelt
2024-01-10 14:51 ` Palmer Dabbelt
2024-01-10 14:51 ` Palmer Dabbelt
2023-12-28 1:42 ` [PATCH v2 11/14] drm/amd/display: Only use hard-float, not altivec on powerpc Samuel Holland
2023-12-28 1:42 ` Samuel Holland
2023-12-28 1:42 ` Samuel Holland
2023-12-28 1:42 ` Samuel Holland
2023-12-28 1:42 ` Samuel Holland
2023-12-28 1:42 ` [PATCH v2 12/14] drm/amd/display: Use ARCH_HAS_KERNEL_FPU_SUPPORT Samuel Holland
2023-12-28 1:42 ` Samuel Holland
2023-12-28 1:42 ` Samuel Holland
2023-12-28 1:42 ` Samuel Holland
2023-12-28 6:20 ` Christoph Hellwig
2023-12-28 6:20 ` Christoph Hellwig
2023-12-28 6:20 ` Christoph Hellwig
2023-12-28 6:20 ` Christoph Hellwig
2023-12-28 1:42 ` [PATCH v2 13/14] selftests/fpu: Move FP code to a separate translation unit Samuel Holland
2023-12-28 1:42 ` Samuel Holland
2023-12-28 1:42 ` Samuel Holland
2023-12-28 1:42 ` Samuel Holland
2023-12-28 6:20 ` Christoph Hellwig
2023-12-28 6:20 ` Christoph Hellwig
2023-12-28 6:20 ` Christoph Hellwig
2023-12-28 6:20 ` Christoph Hellwig
2023-12-28 1:42 ` [PATCH v2 14/14] selftests/fpu: Allow building on other architectures Samuel Holland
2023-12-28 1:42 ` Samuel Holland
2023-12-28 1:42 ` Samuel Holland
2023-12-28 1:42 ` Samuel Holland
2024-01-03 14:27 ` [PATCH v2 00/14] Unified cross-architecture kernel-mode FPU API Alex Deucher
2024-01-03 14:27 ` Alex Deucher
2024-01-03 14:27 ` Alex Deucher
2024-01-03 14:27 ` Alex Deucher
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