From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 E35361CDFBA; Thu, 22 Aug 2024 18:20:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724350827; cv=none; b=Ops8e+eYCnbZoofHIdUicfl4bFWCx9r9F9DrWWun4wzW83syMBdCjZ5lkmpCDEozJwzXqCUBpHUlcKBfAa1YGaXF4CmrsXFEgiGZ53irxRsZyBidGMpcTTLjDDT1u513NFMPXib1D7SvIwlYjskQAzQsctFbUP4mwQ+66+oLHwU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724350827; c=relaxed/simple; bh=tCfCh7YxdUdYoBP2Tmi0wAnXZGOg3kgKmGEv4IokuO8=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=mp0MXrhh1GLzJawuRfSLExJOd1BtPkJ0PBx1v1k+PnEypYr8Xa6bSP6Jk5yBMwxEGE+qz0/BHQJXcpeeT1PuzOa3NYNbnNa3tKiRUWooTqOKAT01A17KkDjKYw07eSkfVyb/0MV0kwEfAT7BtR5nctewiWiaNJs+TV0dFDM2YL8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=SNWmwf+E; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="SNWmwf+E" Received: by smtp.kernel.org (Postfix) with ESMTPSA id DD6A5C4AF0C; Thu, 22 Aug 2024 18:20:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1724350826; bh=tCfCh7YxdUdYoBP2Tmi0wAnXZGOg3kgKmGEv4IokuO8=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=SNWmwf+EMs/f2S5OaHflosIymaDX5ECvHIlcwX0TAd4XmgreTAA5F7dtGQ5RBFUpX HqnXt2WJP8xMcO/6hhzNhx1fdfIfBzYJ2wcXpbLfWfBf87WI030rCaeBtRk8N0RXov 6a9wwe88gBzuIzXg9gctnnDgELRHBqROu+qziEY/ZpbPLKQvpFCLfgY3aCC8p7Xth4 WDGxWsC1N5kuTLZDVoKwIVJqDzzH02hfULOILEgobFv3UAlRSR2TrGVfywDysbIbFJ ymSmGLo8e3ZAqgSloyeRyAkhYgKAlU2lzr/CJeLEX0cs/S/ZP28ibZKMcQDG6+WeX9 Ba6HTukDd74pw== Date: Thu, 22 Aug 2024 15:20:23 -0300 From: Arnaldo Carvalho de Melo To: Namhyung Kim Cc: sedat.dilek@gmail.com, Peter Zijlstra , Ingo Molnar , Ian Rogers , linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, Nathan Chancellor Subject: Re: [Linux-6.11-rc4] perf BROKEN with LLVM/Clang 19.1.0-rc3 Message-ID: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: On Thu, Aug 22, 2024 at 11:17:21AM -0700, Namhyung Kim wrote: > > On Thu, Aug 22, 2024 at 7:40 PM Arnaldo Carvalho de Melo > > wrote: > > > From 155212c965b5b23a90b8558449dbfd1c60dad934 Mon Sep 17 00:00:00 2001 > > > From: Arnaldo Carvalho de Melo > > > Date: Thu, 22 Aug 2024 14:13:49 -0300 > > > Subject: [PATCH 1/1] perf python: Disable -Wno-cast-function-type-mismatch if > > > present on clang > > > > > > The -Wcast-function-type-mismatch option was introduced in clang 19 and > > > its enabled by default, since we use -Werror, and python bindings do > > > casts that are valid but trips this warning, disable it if present. > > > > > > Reported-by: Sedat Dilek > > > Tested-by: Sedat Dilek > > > Cc: Ian Rogers > > > Cc: Ingo Molnar > > > Cc: Namhyung Kim > > > Cc: Nathan Chancellor > > > Cc: Peter Zijlstra > > > Link: https://lore.kernel.org/lkml/CA+icZUVtHn8X1Tb_Y__c-WswsO0K8U9uy3r2MzKXwTA5THtL7w@mail.gmail.com > > > Signed-off-by: Arnaldo Carvalho de Melo > > Can we also add 'Fixes' tag to make this picked by stable kernels? Fixes what? This isn't a regression, clang 19 isn't available for Fedora 40, the most recent. - Arnaldo