From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=90.155.50.34 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1792597143; b=ayl9AHUsg+U8G9akxTSJGQn6hzYILF6Bxx3py+7YDXU60GjioAoqEFrHHxHy2/UJqeC+ SzC3ADZalNJowlvMewujPWEHOyonrXFqeOvNts0AKClJ2dEMZXfvkwLbFSEI1Onr+tNZJ slHIUzh4nVJN5mUPIhmllRk17RB+9C++Y/OJDpnzsiYDEW9gJZXy8R2NMhkIAYEa9yEr4 UaeO3uBBwizTOWyy/Mk+eTL3HHWBwME/3HlU0dIFFeKnbzjdku1uHVWXYD3kpc5zfrwsS pLm/4R6Vydj359g9QxhkICbIqQTJ1QQXd1uX+vomVSH9DhRC2gwcJo/p103Jqej3mDg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1792597143; h=DMARC-Filter:DKIM-Signature:Received:Received:Date:From:To:Cc: Subject:Message-ID:References:MIME-Version:Content-Type: Content-Disposition:Content-Transfer-Encoding:In-Reply-To; bh=XGBx0ovf+jnJmhB+IqTbU1kl9AeZ5LqNvVMjzHQnu/k=; b=k9RQa8X0boTHlWNDomV5AqP5NIjCdGASw7XXJrSKiFI8uzH5evtFLhfgjsFAFQqFbewm LvqdpW6xGr0AKdnfQaSfEGuBgaKaQ3Bd+YFpZFFKBfiTKqbCD9NHAcJ0/k8Chhq2qVAUF KXqlZ1P8H5KE3UUglq0+MK3NB1A67dQU11X/mdIK16ExvKz6qFitC0OciCI4evCrJHDRd NTzd6XOY4tqhvWpdaOI2JFjR95181nVa7ILF+TzTtX0luloppWIqZk9sTmrnO826fx990 EF/o7GI72qZ/ST9BFNbYbK0obb7oMHNSwbabHtx0xXya/w/mF1HuU+kCNnDMgYe0UCg== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=infradead.org; spf=pass smtp.mailfrom=infradead.org; dkim=pass header.d=infradead.org header.i=@infradead.org header.a=rsa-sha256 header.s=casper.20170209 header.b=Ap7r22m1; arc=none smtp.remote-ip=90.155.50.34 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E9CA8606A31A; Wed, 21 Oct 2026 15:39:01 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org E9CA8606A31A Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=infradead.org header.i=@infradead.org header.a=rsa-sha256 header.s=casper.20170209 header.b=Ap7r22m1 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Transfer-Encoding: Content-Type:MIME-Version:References:Message-ID:Subject:Cc:To:From:Date: Sender:Reply-To:Content-ID:Content-Description; bh=XGBx0ovf+jnJmhB+IqTbU1kl9AeZ5LqNvVMjzHQnu/k=; b=Ap7r22m1oufLq89HeQe/FRzz3Z nyGs3aAkZVG14I+igprO/Dbd6jE+WBT6vj7d7Ih4eOf+jdnrzGmew2Js922cJ/qqZ6znXcvdf/Ndh wF7rDYdhFgROY+I/r+7ozsWEU3sN3fBVU5hX2+HFjUslZgffgGOci5i6BU0mgirJU62tZba/c8lpI z8pLHcPYmSaUlZV3fAxLOJX+GxMlGb1EQS+CBx6+7Sjb1s/uydR3bg4sHVpZRpFwJn1xPqXETPZZx zw7m7NrcoOe5MygHY+qx21z10FfUnJnLG9HjH9R7DhN44DsyRZ+GCXznnVtS5QlGdLt0F9Px7xD41 rrmAWDCQ==; Received: from 77-249-17-252.cable.dynamic.v4.ziggo.nl ([77.249.17.252] helo=noisy.programming.kicks-ass.net) by casper.infradead.org with esmtpsa (Exim 4.99.1 #2 (Red Hat Linux)) id 1xJYP3-0000000AF8l-3TNo; Wed, 21 Oct 2026 15:38:58 +0000 Received: by noisy.programming.kicks-ass.net (Postfix, from userid 1000) id B4C553007A4; Wed, 21 Oct 2026 17:38:56 +0200 (CEST) Date: Wed, 21 Oct 2026 17:38:56 +0200 From: Peter Zijlstra To: Thomas =?iso-8859-1?Q?Wei=DFschuh?= Cc: Magnus Lindholm , Richard Henderson , Matt Turner , Linus Torvalds , linux-alpha@vger.kernel.org, linux-kernel@vger.kernel.org, Dapeng Mi Subject: Re: [PATCH] alpha: add simd_enabled argument to perf_reg_validate() Message-ID: <20261021153856.GR2823843@noisy.programming.kicks-ass.net> References: <20261021-alpha-perf_reg_validate-v1-1-a8e8cc23ea7a@linutronix.de> <20261021134714-fbc85127-2188-4c7b-b472-ed719c520541@linutronix.de> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20261021134714-fbc85127-2188-4c7b-b472-ed719c520541@linutronix.de> On Wed, Oct 21, 2026 at 01:49:35PM +0200, Thomas Weißschuh wrote: > Hi Magnus! > > On Wed, Oct 21, 2026 at 12:23:55PM +0200, Magnus Lindholm wrote: > > On Wed, Oct 21, 2026 at 10:18 AM Thomas Weißschuh > > wrote: > > (...) > > > Thanks for catching this. I reproduced the build failure on current > > mainline and confirmed your fix with GENERIC SMP and DP264 UP builds. > > Both also passed perf register validation and sampling tests in QEMU. > > > > Reviewed-by: Magnus Lindholm > > Tested-by: Magnus Lindholm > > Thanks. > > > If you have a route for this patch upstream, please go ahead and take it, > > unless Linus would prefer to pick it up directly. > > I have no route upstream. I hope for Linus to pick it up. > But if that does not happen, maybe you could send a PR. I can stick it in tip/perf/urgent if that helps :-) I'm the one merging the broken patch in the first place I suppose :/ > How this issue made it past -next would also be interesting to know. Yeah this; normally I get robots screaming at me for things like this.