| Message ID | 20260324062211.3216301-4-hch@lst.de (mailing list archive) |
|---|---|
| State | Handled Elsewhere |
| Headers | show
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Miller" <davem@davemloft.net>, Andreas Larsson <andreas@gaisler.com>, Richard Weinberger <richard@nod.at>, Anton Ivanov <anton.ivanov@cambridgegreys.com>, Johannes Berg <johannes@sipsolutions.net>, Thomas Gleixner <tglx@kernel.org>, Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>, Dave Hansen <dave.hansen@linux.intel.com>, x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>, Herbert Xu <herbert@gondor.apana.org.au>, Dan Williams <dan.j.williams@intel.com>, Chris Mason <clm@fb.com>, David Sterba <dsterba@suse.com>, Arnd Bergmann <arnd@arndb.de>, Song Liu <song@kernel.org>, Yu Kuai <yukuai@fnnas.com>, Li Nan <linan122@huawei.com>, "Theodore Ts'o" <tytso@mit.edu>, "Jason A. Donenfeld" <Jason@zx2c4.com>, linux-alpha@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, loongarch@lists.linux.dev, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, linux-um@lists.infradead.org, linux-crypto@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-arch@vger.kernel.org, linux-raid@vger.kernel.org Subject: [PATCH 03/26] um/xor: cleanup xor.h Date: Tue, 24 Mar 2026 07:21:39 +0100 Message-ID: <20260324062211.3216301-4-hch@lst.de> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260324062211.3216301-1-hch@lst.de> References: <20260324062211.3216301-1-hch@lst.de> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: <linuxppc-dev.lists.ozlabs.org> List-Help: <mailto:linuxppc-dev+help@lists.ozlabs.org> List-Owner: <mailto:linuxppc-dev+owner@lists.ozlabs.org> List-Post: <mailto:linuxppc-dev@lists.ozlabs.org> List-Archive: <https://lore.kernel.org/linuxppc-dev/>, <https://lists.ozlabs.org/pipermail/linuxppc-dev/> List-Subscribe: <mailto:linuxppc-dev+subscribe@lists.ozlabs.org>, <mailto:linuxppc-dev+subscribe-digest@lists.ozlabs.org>, <mailto:linuxppc-dev+subscribe-nomail@lists.ozlabs.org> List-Unsubscribe: <mailto:linuxppc-dev+unsubscribe@lists.ozlabs.org> Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SRS-Rewrite: SMTP reverse-path rewritten from <hch@infradead.org> by bombadil.infradead.org. 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[01/26] xor: assert that xor_blocks is not from preemptible user context
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diff --git a/arch/um/include/asm/xor.h b/arch/um/include/asm/xor.h index 647fae200c5d..99e5c7e1f475 100644 --- a/arch/um/include/asm/xor.h +++ b/arch/um/include/asm/xor.h @@ -2,23 +2,7 @@ #ifndef _ASM_UM_XOR_H #define _ASM_UM_XOR_H -#ifdef CONFIG_64BIT -#undef CONFIG_X86_32 -#define TT_CPU_INF_XOR_DEFAULT (AVX_SELECT(&xor_block_sse_pf64)) -#else -#define CONFIG_X86_32 1 -#define TT_CPU_INF_XOR_DEFAULT (AVX_SELECT(&xor_block_8regs)) -#endif - #include <asm/cpufeature.h> #include <../../x86/include/asm/xor.h> -#include <linux/time-internal.h> - -#ifdef CONFIG_UML_TIME_TRAVEL_SUPPORT -#undef XOR_SELECT_TEMPLATE -/* pick an arbitrary one - measuring isn't possible with inf-cpu */ -#define XOR_SELECT_TEMPLATE(x) \ - (time_travel_mode == TT_MODE_INFCPU ? TT_CPU_INF_XOR_DEFAULT : x) -#endif #endif
Since commit c055e3eae0f1 ("crypto: xor - use ktime for template benchmarking") the benchmarking works just fine even for TT_MODE_INFCPU, so drop the workarounds. Note that for CPUs supporting AVX2, which includes almost everything built in the last 10 years, the AVX2 implementation is forced anyway. CONFIG_X86_32 is always correctly set for UM in arch/x86/um/Kconfig, so don't override it either. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Richard Weinberger <richard@nod.at> --- arch/um/include/asm/xor.h | 16 ---------------- 1 file changed, 16 deletions(-)