From: Ard Biesheuvel <ardb+git@google.com>
To: linux-arm-kernel@lists.infradead.org
Cc: linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org,
herbert@gondor.apana.org.au, linux@armlinux.org.uk,
Ard Biesheuvel <ardb@kernel.org>, Marc Zyngier <maz@kernel.org>,
Will Deacon <will@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Kees Cook <keescook@chromium.org>,
Catalin Marinas <catalin.marinas@arm.com>,
Mark Brown <broonie@kernel.org>,
Eric Biggers <ebiggers@kernel.org>
Subject: [PATCH v2 19/20] arm64/xorblocks: Switch to 'ksimd' scoped guard API
Date: Wed, 1 Oct 2025 23:02:21 +0200 [thread overview]
Message-ID: <20251001210201.838686-41-ardb+git@google.com> (raw)
In-Reply-To: <20251001210201.838686-22-ardb+git@google.com>
From: Ard Biesheuvel <ardb@kernel.org>
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
---
arch/arm64/include/asm/xor.h | 22 ++++++++------------
1 file changed, 9 insertions(+), 13 deletions(-)
diff --git a/arch/arm64/include/asm/xor.h b/arch/arm64/include/asm/xor.h
index befcd8a7abc9..c38e3d017a79 100644
--- a/arch/arm64/include/asm/xor.h
+++ b/arch/arm64/include/asm/xor.h
@@ -9,7 +9,7 @@
#include <linux/hardirq.h>
#include <asm-generic/xor.h>
#include <asm/hwcap.h>
-#include <asm/neon.h>
+#include <asm/simd.h>
#ifdef CONFIG_KERNEL_MODE_NEON
@@ -19,9 +19,8 @@ static void
xor_neon_2(unsigned long bytes, unsigned long * __restrict p1,
const unsigned long * __restrict p2)
{
- kernel_neon_begin();
- xor_block_inner_neon.do_2(bytes, p1, p2);
- kernel_neon_end();
+ scoped_ksimd()
+ xor_block_inner_neon.do_2(bytes, p1, p2);
}
static void
@@ -29,9 +28,8 @@ xor_neon_3(unsigned long bytes, unsigned long * __restrict p1,
const unsigned long * __restrict p2,
const unsigned long * __restrict p3)
{
- kernel_neon_begin();
- xor_block_inner_neon.do_3(bytes, p1, p2, p3);
- kernel_neon_end();
+ scoped_ksimd()
+ xor_block_inner_neon.do_3(bytes, p1, p2, p3);
}
static void
@@ -40,9 +38,8 @@ xor_neon_4(unsigned long bytes, unsigned long * __restrict p1,
const unsigned long * __restrict p3,
const unsigned long * __restrict p4)
{
- kernel_neon_begin();
- xor_block_inner_neon.do_4(bytes, p1, p2, p3, p4);
- kernel_neon_end();
+ scoped_ksimd()
+ xor_block_inner_neon.do_4(bytes, p1, p2, p3, p4);
}
static void
@@ -52,9 +49,8 @@ xor_neon_5(unsigned long bytes, unsigned long * __restrict p1,
const unsigned long * __restrict p4,
const unsigned long * __restrict p5)
{
- kernel_neon_begin();
- xor_block_inner_neon.do_5(bytes, p1, p2, p3, p4, p5);
- kernel_neon_end();
+ scoped_ksimd()
+ xor_block_inner_neon.do_5(bytes, p1, p2, p3, p4, p5);
}
static struct xor_block_template xor_block_arm64 = {
--
2.51.0.618.g983fd99d29-goog
next prev parent reply other threads:[~2025-10-01 21:04 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-01 21:02 [PATCH v2 00/20] arm64: Move kernel mode FPSIMD buffer to the stack Ard Biesheuvel
2025-10-01 21:02 ` [PATCH v2 01/20] arm64: Revert support for generic kernel mode FPU Ard Biesheuvel
2025-10-02 16:23 ` Mark Brown
2025-10-08 12:44 ` Ard Biesheuvel
2025-10-01 21:02 ` [PATCH v2 02/20] arm64/simd: Add scoped guard API for kernel mode SIMD Ard Biesheuvel
2025-10-02 16:17 ` Kees Cook
2025-10-14 14:34 ` Mark Brown
2025-10-01 21:02 ` [PATCH v2 03/20] ARM/simd: " Ard Biesheuvel
2025-10-02 16:18 ` Kees Cook
2025-10-01 21:02 ` [PATCH v2 04/20] crypto: aegis128-neon - Move to more abstract 'ksimd' guard API Ard Biesheuvel
2025-10-02 16:20 ` Kees Cook
2025-10-02 16:48 ` Ard Biesheuvel
2025-10-01 21:02 ` [PATCH v2 05/20] raid6: " Ard Biesheuvel
2025-10-01 21:02 ` [PATCH v2 06/20] crypto/arm64: aes-ce-ccm - Avoid pointless yield of the NEON unit Ard Biesheuvel
2025-10-01 21:02 ` [PATCH v2 07/20] crypto/arm64: sm4-ce-ccm " Ard Biesheuvel
2025-10-01 21:02 ` [PATCH v2 08/20] crypto/arm64: sm4-ce-gcm " Ard Biesheuvel
2025-10-01 21:02 ` [PATCH v2 09/20] lib/crc: Switch ARM and arm64 to 'ksimd' scoped guard API Ard Biesheuvel
2025-10-01 21:02 ` [PATCH v2 10/20] lib/crypto: " Ard Biesheuvel
2025-10-01 21:02 ` [PATCH v2 11/20] crypto/arm64: aes-ccm - Switch " Ard Biesheuvel
2025-10-01 21:02 ` [PATCH v2 12/20] crypto/arm64: aes-blk " Ard Biesheuvel
2025-10-01 21:02 ` [PATCH v2 13/20] crypto/arm64: aes-gcm " Ard Biesheuvel
2025-10-01 21:02 ` [PATCH v2 14/20] crypto/arm64: nhpoly1305 " Ard Biesheuvel
2025-10-01 21:02 ` [PATCH v2 15/20] crypto/arm64: polyval " Ard Biesheuvel
2025-10-01 21:02 ` [PATCH v2 16/20] crypto/arm64: sha3 " Ard Biesheuvel
2025-10-01 21:02 ` [PATCH v2 17/20] crypto/arm64: sm3 " Ard Biesheuvel
2025-10-01 21:02 ` [PATCH v2 18/20] crypto/arm64: sm4 " Ard Biesheuvel
2025-10-01 21:02 ` Ard Biesheuvel [this message]
2025-10-01 21:02 ` [PATCH v2 20/20] arm64/fpsimd: Allocate kernel mode FP/SIMD buffers on the stack Ard Biesheuvel
2025-10-02 16:22 ` Kees Cook
2025-10-02 16:51 ` Ard Biesheuvel
2025-10-03 20:18 ` Eric Biggers
2025-10-05 14:54 ` Ard Biesheuvel
2025-10-03 20:28 ` [PATCH v2 00/20] arm64: Move kernel mode FPSIMD buffer to " Eric Biggers
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