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 883A2C4708A for ; Wed, 30 Nov 2022 08:35:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject:Cc :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=z9iGd5jcuhxHC7PSvSVxiDwDuU9UG1+9SlWktdFH8Wk=; b=GQzI581//RfPzQ sk8OqqivM/AfKN4SudCS4B2rdFqSiPYm0DQ7fmeZz5SsVsqJfe+XMWboDnMqrAFbPQhA541ruJL3v bTP+Y0L9kVK326awtR7N7xzpTAzTLGclL61qD14C0gnmvAY5Zoo3sOC4ibjk1T7g/xeBZ39bfP/rz tHTqTWL42R7YTLU57xp1aNrn1HGIwfGQBWZLfpbiFTCkZ9gzVslBWAO+xjQenYxqskaSfYLoyw3yk 6Jw3FJtUWgJFxus6kUK27Bd7bMoDJhILnrPKvGRN9t6G7F0DHWgsiGwX2TW5/TUiE8b+jEQALuFQu NGFabizBjM18XiwOFHVw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1p0IXq-00EZfP-IX; Wed, 30 Nov 2022 08:34:18 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1p0IXe-00EZaB-IQ for linux-arm-kernel@lists.infradead.org; Wed, 30 Nov 2022 08:34:08 +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 046FFD6E; Wed, 30 Nov 2022 00:34:06 -0800 (PST) Received: from a077893.blr.arm.com (unknown [10.162.43.8]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id E749C3F73B; Wed, 30 Nov 2022 00:33:56 -0800 (PST) From: Anshuman Khandual To: linux-arm-kernel@lists.infradead.org, mark.rutland@arm.com Cc: Anshuman Khandual , Catalin Marinas , Will Deacon , linux-kernel@vger.kernel.org Subject: [PATCH] arm_pmu: Drop redundant armpmu->map_event() in armpmu_event_init() Date: Wed, 30 Nov 2022 14:03:50 +0530 Message-Id: <20221130083350.264583-1-anshuman.khandual@arm.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221130_003406_702847_CEBF95DE X-CRM114-Status: UNSURE ( 8.13 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org __hw_perf_event_init() already calls armpmu->map_event() callback, and also returns its error code including -ENOENT, along with a debug callout. Hence an additional armpmu->map_event() check for -ENOENT is redundant. Cc: Catalin Marinas Cc: Will Deacon Cc: Mark Rutland Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Anshuman Khandual --- This applies on v6.1-rc6 drivers/perf/arm_pmu.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/drivers/perf/arm_pmu.c b/drivers/perf/arm_pmu.c index 6538cec1a601..4be6869005f1 100644 --- a/drivers/perf/arm_pmu.c +++ b/drivers/perf/arm_pmu.c @@ -529,10 +529,6 @@ static int armpmu_event_init(struct perf_event *event) return -EOPNOTSUPP; } } - - if (armpmu->map_event(event) == -ENOENT) - return -ENOENT; - return __hw_perf_event_init(event); } -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel