From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 61D9126E709; Fri, 27 Mar 2026 06:18:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.137.202.133 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774592297; cv=none; b=DkTb0r4rRp/PZoaUz40ra4scD7/FTmL9RIkZcV59mK387RVhlXOuIVcVWpmLBhggjEGyNhXnLbg8l9rtn5Rlv/5dZRbzHWv/OKLB+j2zMwdyHHdF7NhYPTG4G0Lxh4jgJwnat1UrDbCXscyl0ljKR+SvegkhNpFR02J5dy6ogkQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774592297; c=relaxed/simple; bh=EJHbkVk02Zxov++6Dbrdb9PCSkVIIYHMlYnGkZk91dw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=FLND0FkWdlBhr6qRsjD6dgKLLp/C/r1krdb4OUNhtDFRaGcmdoWCL+/x9U56bllRqj4YfuW5S0un9R0J+7LamMQ9bQ9ufww9iJxt+g4QP4VJOSNNUfKdcOvwNaOEbo2QXgRnZcLLml3Fmw1F1jhw2xLj9e3g+Ir+0JEh8wUckus= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=lst.de; spf=none smtp.mailfrom=bombadil.srs.infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=OMyjUHqe; arc=none smtp.client-ip=198.137.202.133 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=lst.de Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=bombadil.srs.infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="OMyjUHqe" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=5Q4WO2fmqU3XVJCOHArp4PLeLItyndyIBgJVZQfhExI=; b=OMyjUHqeAjPy2hburxYVx43Lfw EbE7hXkI0M7l6tR1cILCcLFm5qoR7owg2spB08uni1M204SFhOOI55wXQxdbRClRuhmGQMwty9VgL CS73XAkw8b1l5/57pIk+CELpK2HaQ2/w2kXKBx97uOfWuh1obNmGdfq0AFDjjgORkHnoAeYtZPnvr idYSVHMIlfsLc1Kmqxt0rxNh9T2UiDM4sEhGsTnVsI7wgPsGN7PAVzbyLlueJv7qX2H50SZdg/kyA dH9lukCeHXqVt+1/zppxByvBfnONhCaM6xg1t8E4MOr56gIdz/ZhXOc6jIzsXUDDYmtCnEGaBcgv4 Uw7hDFDA==; Received: from 2a02-8389-2341-5b80-d601-7564-c2e0-491c.cable.dynamic.v6.surfer.at ([2a02:8389:2341:5b80:d601:7564:c2e0:491c] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.98.2 #2 (Red Hat Linux)) id 1w60Vx-00000006kcV-01lD; Fri, 27 Mar 2026 06:17:49 +0000 From: Christoph Hellwig To: Andrew Morton Cc: Richard Henderson , Matt Turner , Magnus Lindholm , Russell King , Catalin Marinas , Will Deacon , Ard Biesheuvel , Huacai Chen , WANG Xuerui , Madhavan Srinivasan , Michael Ellerman , Nicholas Piggin , "Christophe Leroy (CS GROUP)" , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , "David S. 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 02/28] arm/xor: remove in_interrupt() handling Date: Fri, 27 Mar 2026 07:16:34 +0100 Message-ID: <20260327061704.3707577-3-hch@lst.de> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260327061704.3707577-1-hch@lst.de> References: <20260327061704.3707577-1-hch@lst.de> Precedence: bulk X-Mailing-List: linux-btrfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: 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