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Miller" , Andreas Larsson , Richard Weinberger , Anton Ivanov , Johannes Berg , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , Herbert Xu , Dan Williams , Chris Mason , David Sterba , Arnd Bergmann , Song Liu , Yu Kuai , Li Nan , "Theodore Ts'o" , "Jason A. Donenfeld" , 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 02/26] arm/xor: remove in_interrupt() handling Date: Tue, 24 Mar 2026 07:21:38 +0100 Message-ID: <20260324062211.3216301-3-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: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html xor_blocks can't be called from interrupt context, so remove the handling for that. Signed-off-by: Christoph Hellwig --- arch/arm/include/asm/xor.h | 41 +++++++++++--------------------------- 1 file changed, 12 insertions(+), 29 deletions(-) diff --git a/arch/arm/include/asm/xor.h b/arch/arm/include/asm/xor.h index 934b549905f5..bca2a6514746 100644 --- a/arch/arm/include/asm/xor.h +++ b/arch/arm/include/asm/xor.h @@ -4,7 +4,6 @@ * * Copyright (C) 2001 Russell King */ -#include #include #include #include @@ -156,13 +155,9 @@ static void xor_neon_2(unsigned long bytes, unsigned long * __restrict p1, const unsigned long * __restrict p2) { - if (in_interrupt()) { - xor_arm4regs_2(bytes, p1, p2); - } else { - kernel_neon_begin(); - xor_block_neon_inner.do_2(bytes, p1, p2); - kernel_neon_end(); - } + kernel_neon_begin(); + xor_block_neon_inner.do_2(bytes, p1, p2); + kernel_neon_end(); } static void @@ -170,13 +165,9 @@ xor_neon_3(unsigned long bytes, unsigned long * __restrict p1, const unsigned long * __restrict p2, const unsigned long * __restrict p3) { - if (in_interrupt()) { - xor_arm4regs_3(bytes, p1, p2, p3); - } else { - kernel_neon_begin(); - xor_block_neon_inner.do_3(bytes, p1, p2, p3); - kernel_neon_end(); - } + kernel_neon_begin(); + xor_block_neon_inner.do_3(bytes, p1, p2, p3); + kernel_neon_end(); } static void @@ -185,13 +176,9 @@ xor_neon_4(unsigned long bytes, unsigned long * __restrict p1, const unsigned long * __restrict p3, const unsigned long * __restrict p4) { - if (in_interrupt()) { - xor_arm4regs_4(bytes, p1, p2, p3, p4); - } else { - kernel_neon_begin(); - xor_block_neon_inner.do_4(bytes, p1, p2, p3, p4); - kernel_neon_end(); - } + kernel_neon_begin(); + xor_block_neon_inner.do_4(bytes, p1, p2, p3, p4); + kernel_neon_end(); } static void @@ -201,13 +188,9 @@ xor_neon_5(unsigned long bytes, unsigned long * __restrict p1, const unsigned long * __restrict p4, const unsigned long * __restrict p5) { - if (in_interrupt()) { - xor_arm4regs_5(bytes, p1, p2, p3, p4, p5); - } else { - kernel_neon_begin(); - xor_block_neon_inner.do_5(bytes, p1, p2, p3, p4, p5); - kernel_neon_end(); - } + kernel_neon_begin(); + xor_block_neon_inner.do_5(bytes, p1, p2, p3, p4, p5); + kernel_neon_end(); } static struct xor_block_template xor_block_neon = { -- 2.47.3