From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) (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 670D333987; Sat, 23 Nov 2024 20:35:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=90.155.50.34 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1732394157; cv=none; b=h49LucKwUTS7CdZ8TMdTRcVjChiRlRH0r417SePzMVgcQW1cMGxM7/qaTvoCVShOCucInTHmY2W1yzrge0NioQ8J4u4MGfgIt5ziK2NwX0OJ4CE1kAa9QstZcdlNOjCJgrruAdc+CD5yNz5yBMwCQG6UvqtR39AJQvJFDf72nd8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1732394157; c=relaxed/simple; bh=UPnbEj/wR6IWBl5QwMzrmznuEAtXvgXYessq0ZHlz44=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=pBYeQBxOFbMN2YctFXv32KtrS8JsTDT4nT+kOIHGLodOMMNrLS9n2MJ5MwKTD4r0VYPmAGTqNHKVasoAMX7g9drw0TL9K0nrA3/ZrKsBeZqqWZ70p0aj4QzDZf44bV4N/BpBTTn3YWVpP+83kX9Iaa9QomJAFAKK/9d5fiZ/tC0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=tvsmohZn; arc=none smtp.client-ip=90.155.50.34 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="tvsmohZn" 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=GdVQpQrfD7NNVHIk8DzcTICGaQJm+Hj9wTrUx6w60jg=; b=tvsmohZnvW56+CtucddUOTPfra IiCMRN23sXi1G57fmhetkiR29/2Zw1/oozkQFXRvVMUH4Je5rMu2awV6ODo4psup0ZnJNisW9Xilw Ec3CZ1EKNbdpg4WPyTIzd8dw58d7N3jQy0BA9RQgHIzLWO0mmBh1w53jyGxyHo+JpUn9UVoY5Bsvv RbFjwv/1d3i5Oud44UE1WpXx+wBTxyyYmJ5hqCR8tWTb+nl3GeeVU3CA3oleElzrOkCFD8+U4o8Jw u228ki2F/5pm3gP7zJeuX1f5aHsE4+ey3grxaiPr0tXbANcusa87gkXANh2VW8ELQ5C7unYTJaskE StJdgCtw==; Received: from 77-249-17-89.cable.dynamic.v4.ziggo.nl ([77.249.17.89] helo=noisy.programming.kicks-ass.net) by casper.infradead.org with esmtpsa (Exim 4.98 #2 (Red Hat Linux)) id 1tEwr0-00000009boY-2OAo; Sat, 23 Nov 2024 20:35:43 +0000 Received: by noisy.programming.kicks-ass.net (Postfix, from userid 1000) id 61DE8300201; Sat, 23 Nov 2024 21:35:43 +0100 (CET) Date: Sat, 23 Nov 2024 21:35:43 +0100 From: Peter Zijlstra To: Suren Baghdasaryan Cc: Andrii Nakryiko , linux-trace-kernel@vger.kernel.org, linux-mm@kvack.org, akpm@linux-foundation.org, mingo@kernel.org, torvalds@linux-foundation.org, oleg@redhat.com, rostedt@goodmis.org, mhiramat@kernel.org, bpf@vger.kernel.org, linux-kernel@vger.kernel.org, jolsa@kernel.org, paulmck@kernel.org, willy@infradead.org, mjguzik@gmail.com, brauner@kernel.org, jannh@google.com, mhocko@kernel.org, vbabka@suse.cz, shakeel.butt@linux.dev, hannes@cmpxchg.org, lorenzo.stoakes@oracle.com, Liam.Howlett@oracle.com, david@redhat.com, arnd@arndb.de, viro@zeniv.linux.org.uk, hca@linux.ibm.com Subject: Re: [PATCH v5 tip/perf/core 0/2] uprobes: speculative lockless VMA-to-uprobe lookup Message-ID: <20241123203543.GC20633@noisy.programming.kicks-ass.net> References: <20241122035922.3321100-1-andrii@kernel.org> <20241122110737.GP24774@noisy.programming.kicks-ass.net> Precedence: bulk X-Mailing-List: linux-trace-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 Fri, Nov 22, 2024 at 09:48:11AM -0800, Suren Baghdasaryan wrote: > On Fri, Nov 22, 2024 at 7:04 AM Suren Baghdasaryan wrote: > > > > On Fri, Nov 22, 2024 at 3:07 AM Peter Zijlstra wrote: > > > > > > On Thu, Nov 21, 2024 at 07:59:20PM -0800, Andrii Nakryiko wrote: > > > > > > > Andrii Nakryiko (2): > > > > uprobes: simplify find_active_uprobe_rcu() VMA checks > > > > uprobes: add speculative lockless VMA-to-inode-to-uprobe resolution > > > > > > Thanks, assuming Suren is okay with me carrying his patches through tip, > > > I'll make this land in tip/perf/core after -rc1. > > > > No objections from me. Thanks! > > I just fixed a build issue in one of my patches for an odd config, so > please use the latest version of the patchset from here: > https://lore.kernel.org/all/20241122174416.1367052-1-surenb@google.com/ updated, thanks!