From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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.lore.kernel.org (Postfix) with ESMTPS id 6BFA1C3ABC3 for ; Tue, 13 May 2025 15:44:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=mIBUwEMHNuLnbP/8RUpmB3fO/6ukgYjnbTS0GKg6Sbk=; b=DFhsNftHv7f1F28srgEn9fWuAo pVcNum5bBPMvQceY+ygTQXU5kDYrhn6pxf4+7gPPauar0BBxWefbLp50d38x2vIpopWW/nMUKqKhP GlBjyw0VrsLf6TBjrlQcAVbwFYwcQwqSv9VCcT0aG3yFuxib1zROurbjU/cmDbVTjPvj32TtH1bY8 1HSJATBstEadOf+qZ3PWZvwOrh7bmDxm5Yi9yH+ZQ+j7QynAt+hcWtiZcd2k0QEpujzP8pv7ZRfJm TWdqYAKcRGShj1+HDa5YnhHar1W0QYgPY/RInYWG+ZvGRSnau1tTA47tvS1K+k2YFoO5ZwSX6l1Lr 6keSOSbA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uEroG-0000000CpLy-3JY3; Tue, 13 May 2025 15:44:48 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uEril-0000000Cods-2pK4 for linux-arm-kernel@lists.infradead.org; Tue, 13 May 2025 15:39:09 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id D9A07150C; Tue, 13 May 2025 08:38:54 -0700 (PDT) Received: from e121345-lin.cambridge.arm.com (e121345-lin.cambridge.arm.com [10.1.196.40]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id B0E723F63F; Tue, 13 May 2025 08:39:04 -0700 (PDT) From: Robin Murphy To: will@kernel.org Cc: mark.rutland@arm.com, linux-arm-kernel@lists.infradead.org, linux-perf-users@vger.kernel.org, allen.wang@hj-micro.com, peter.du@hj-micro.com, andy.xu@hj-micro.com Subject: [PATCH 0/3] perf/arm-ni: IRQ improvements Date: Tue, 13 May 2025 16:38:57 +0100 Message-Id: X-Mailer: git-send-email 2.39.2.101.g768bb238c484.dirty MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250513_083907_763654_7957ACC2 X-CRM114-Status: UNSURE ( 8.83 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi all, While the previous attempt[1] was missing some important aspects, it's a valid problem to solve, so I figured I'd take a look myself. This ended up turning into a slightly wider cleanup, but I think the end result is nice enough. As usual I don't have anything to test this on, so if there are any silly mistakes left that the compiler couldn't catch please do let me know. Thanks, Robin. [1] https://lore.kernel.org/all/20250410114214.1599777-3-allen.wang@hj-micro.com/ Robin Murphy (2): perf/arm-ni: Set initial IRQ affinity perf/arm-ni: Consolidate CPU affinity handling Shouping Wang (1): perf/arm-ni: Support sharing IRQs within an NI instance drivers/perf/arm-ni.c | 148 ++++++++++++++++++++++++------------------ 1 file changed, 84 insertions(+), 64 deletions(-) -- 2.39.2.101.g768bb238c484.dirty