From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-178.mta0.migadu.com (out-178.mta0.migadu.com [91.218.175.178]) (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 9E9D229AAEA for ; Sat, 4 Jul 2026 12:14:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.218.175.178 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783167266; cv=none; b=XxSuJII+d4eFWbckZLtzDOKzww9M73t0U1dJiw9Hc6zdWUNlFXm+IdfEsB/sv8enGkh30uo8dmKJyMnldYXjfGvkafKi539KI2ma7QwoqDhtzDIP3zwkgDjqWobu8chkq9H6oDh6qjwkSzayFG3s8T4rizf10RYbWMQ0KBZ51w8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783167266; c=relaxed/simple; bh=UwrlOT9c1HuWdVl1Ql3XG6T9KxGSNS6xYqU+a7+eINQ=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=jZQ5+tiZQBDR92cCQhB5lPH+yWXjv571J2U7/BwKsUJeTE6byqN4Wk0M1l+EnFE782BG6GFvbhvsOVWy+9audyhzEF8bf3Y3NEgs8Xh4AFkM9jKOzkk2s5RajrSoxt/JBmMU13QuImfro56bQlVIuAc9PZAw3RYWuB/in/exLlI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=QjDxQo8v; arc=none smtp.client-ip=91.218.175.178 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="QjDxQo8v" X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1783167262; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=AkRCfO1iVn/QHizYN/z5xeFRWe5Y2j6prWXL4nkHqdg=; b=QjDxQo8vPMgA7MrJ4wj1u1aU11TtIiT/LlRkdAPJ8hnzzkaVl5om7ZrvV6TTOF8+uBQlhY s6dJqzyOlCzmZCea7yEtSBkUFKRrbjIhAik8RITcq4aWudmD/uDSkanidbPa9ykITDlsvZ ebhGyu01+koW2fR2kW0vvTmCF5avOeE= From: Thorsten Blum To: Madhavan Srinivasan , Michael Ellerman , Nicholas Piggin , "Christophe Leroy (CS GROUP)" , Kees Cook , Shrikanth Hegde , Yury Norov Cc: Thorsten Blum , linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org Subject: [PATCH] powerpc/perf: Use strstarts() to simplify is_thread_imc_pmu() Date: Sat, 4 Jul 2026 14:13:54 +0200 Message-ID: <20260704121353.201583-3-thorsten.blum@linux.dev> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=806; i=thorsten.blum@linux.dev; h=from:subject; bh=UwrlOT9c1HuWdVl1Ql3XG6T9KxGSNS6xYqU+a7+eINQ=; b=owGbwMvMwCUWt7pQ4caZUj3G02pJDFkePxm1Fl8KcjnnKLXtq0NjesmzpfP6hFviRL7vWmv/s aKG88LejlIWBjEuBlkxRZYHs37M8C2tqdxkErETZg4rE8gQBi5OAZjI5oWMDM/m2Zb6m+5ZotB1 bKX5QVuhE9+EziYslbkTct+4LiA9v4yRYWe182+zZInwAxH5d8/9+b7umP6ZnU7f1km973xcz6z SwAIA X-Developer-Key: i=thorsten.blum@linux.dev; a=openpgp; fpr=1D60735E8AEF3BE473B69D84733678FD8DFEEAD4 Content-Transfer-Encoding: 8bit X-Migadu-Flow: FLOW_OUT Replace the open-coded implementation with strstarts() to simplify is_thread_imc_pmu(). Signed-off-by: Thorsten Blum --- arch/powerpc/perf/imc-pmu.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/arch/powerpc/perf/imc-pmu.c b/arch/powerpc/perf/imc-pmu.c index e3822f36c419..1d2db6d3e226 100644 --- a/arch/powerpc/perf/imc-pmu.c +++ b/arch/powerpc/perf/imc-pmu.c @@ -1023,10 +1023,7 @@ static int thread_imc_event_init(struct perf_event *event) static bool is_thread_imc_pmu(struct perf_event *event) { - if (!strncmp(event->pmu->name, "thread_imc", strlen("thread_imc"))) - return true; - - return false; + return strstarts(event->pmu->name, "thread_imc"); } static __be64 *get_event_base_addr(struct perf_event *event)