From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:55641) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d5l61-0005lO-1l for qemu-devel@nongnu.org; Tue, 02 May 2017 23:36:57 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1d5l60-0003fs-9F for qemu-devel@nongnu.org; Tue, 02 May 2017 23:36:57 -0400 Received: from mail-qt0-x241.google.com ([2607:f8b0:400d:c0d::241]:33526) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1d5l60-0003fi-3n for qemu-devel@nongnu.org; Tue, 02 May 2017 23:36:56 -0400 Received: by mail-qt0-x241.google.com with SMTP id c45so23136775qtb.0 for ; Tue, 02 May 2017 20:36:56 -0700 (PDT) Sender: Richard Henderson From: Richard Henderson References: <20170502192300.2124-1-rth@twiddle.net> Message-ID: <6d583a19-0134-3332-e116-dba4ed2e758e@twiddle.net> Date: Tue, 2 May 2017 20:36:52 -0700 MIME-Version: 1.0 In-Reply-To: <20170502192300.2124-1-rth@twiddle.net> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH v6 00/25] tcg cross-tb optimizations List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: cota@braap.org On 05/02/2017 12:22 PM, Richard Henderson wrote: > Changes since v5: ... > * Alpha frontend patch rewritten; the former patch appears to > drop clock interrupts, not exiting the kernel's idle loop. > I never *really* figured out why, since both patches seem > to annotate the same TBs in the same way. There's definitely something odd going on. With a rebuild from scratch, the same symptoms have re-appeared for Alpha. So it really had nothing to do with the original patch. I'm at a bit of a loss... r~