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From: Christoph Hellwig <hch@infradead.org>
To: Samuel Holland <samuel.holland@sifive.com>
Cc: "Christoph Hellwig" <hch@infradead.org>,
	"Palmer Dabbelt" <palmer@dabbelt.com>,
	"Harry Wentland" <harry.wentland@amd.com>,
	"Leo Li" <sunpeng.li@amd.com>,
	"Rodrigo Siqueira" <Rodrigo.Siqueira@amd.com>,
	linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org,
	dri-devel@lists.freedesktop.org,
	"David Airlie" <airlied@gmail.com>,
	"Christian König" <christian.koenig@amd.com>,
	"Alex Deucher" <alexander.deucher@amd.com>,
	"Pan Xinhui" <Xinhui.Pan@amd.com>,
	"Daniel Vetter" <daniel@ffwll.ch>,
	amd-gfx@lists.freedesktop.org,
	"Masahiro Yamada" <masahiroy@kernel.org>,
	"Nathan Chancellor" <nathan@kernel.org>,
	"Nick Desaulniers" <ndesaulniers@google.com>,
	"Nicolas Schier" <nicolas@fjasle.eu>,
	linux-kbuild@vger.kernel.org,
	"Josh Poimboeuf" <jpoimboe@kernel.org>,
	"Peter Zijlstra" <peterz@infradead.org>,
	"Michael Ellerman" <mpe@ellerman.id.au>,
	linuxppc-dev@lists.ozlabs.org,
	"Catalin Marinas" <catalin.marinas@arm.com>,
	"Will Deacon" <will@kernel.org>,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 3/3] drm/amd/display: Support DRM_AMD_DC_FP on RISC-V
Date: Mon, 11 Dec 2023 23:12:42 -0800	[thread overview]
Message-ID: <ZXgH6un2uLdjQ48X@infradead.org> (raw)
In-Reply-To: <6d4cecd5-9083-4d68-a7e2-266dae9e3952@sifive.com>

On Thu, Dec 07, 2023 at 10:49:53PM -0600, Samuel Holland wrote:
> Actually tracking all possibly-FPU-tainted functions and their call sites is
> probably possible, but a much larger task.

I think objtool should be able to do that reasonably easily, it already
does it for checking section where userspace address access is enabled
or not, which is very similar.

  reply	other threads:[~2023-12-12  7:12 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-22  3:05 [PATCH 0/3] riscv: Add kernel-mode FPU support for amdgpu Samuel Holland
2023-11-22  3:05 ` [PATCH 1/3] riscv: Add support for kernel-mode FPU Samuel Holland
2023-11-22  8:33   ` Christoph Hellwig
2023-12-08  4:17     ` Samuel Holland
2023-11-22 20:23   ` kernel test robot
2023-11-23  1:54   ` kernel test robot
2023-11-22  3:05 ` [PATCH 2/3] riscv: Factor out riscv-march-y to a separate Makefile Samuel Holland
2023-11-22  3:05 ` [PATCH 3/3] drm/amd/display: Support DRM_AMD_DC_FP on RISC-V Samuel Holland
2023-11-22  8:40   ` Christoph Hellwig
2023-12-08  4:49     ` Samuel Holland
2023-12-12  7:12       ` Christoph Hellwig [this message]
2023-12-12 17:42         ` Josh Poimboeuf
2023-11-23 14:23   ` Conor Dooley
2023-11-30  0:42     ` Nathan Chancellor
2023-11-30  8:27       ` Conor Dooley
2023-12-08  5:04       ` Samuel Holland
2023-12-09 20:38         ` Arnd Bergmann
2023-12-09 21:29           ` Samuel Holland
2023-12-09 21:42             ` Arnd Bergmann
2023-12-11 15:17             ` Alex Deucher
2023-12-11 15:40               ` Samuel Holland

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