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 8AC0C2836A6; Tue, 28 Apr 2026 08:36:45 +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=1777365405; cv=none; b=Is6Mw8TVt9/pkJ/iZ5DFgeVdF/tLBUYOEfOYJqXyaeAXQRvho5sjgqbqM6RLdWECEXvNxzB8AbJbYTmUr8FFTFDJpmm8d+tRvotpMZFBTZVwjsxHA9xuP4+44WTD2LoTHgAT4bgsfU5tF9n7814sh1NlXPvJ0DnPMxKSlHyB9zo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777365405; c=relaxed/simple; bh=6431jNMlyh5TZtkffCv2Acjak2j02YoCm1/rh7vP68Y=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=ruWvf/FKe2LtR/MC5OBJCA0hT1nyM7AQPjudEjN0/FgOsUULul5ollaXvbPea3NQjGi3fHcSgdQmYNrDzXcCaRwB2I989d1snOsdymNBbmhlM2ZFer/wb3TbrD5vutYV4TXn01T7tSLojt8OAfSpIDdZeHEjzf50j+qLlQNURiU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=bjZl9ocH; 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="bjZl9ocH" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 561A3C2BCAF; Tue, 28 Apr 2026 08:36:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1777365405; bh=6431jNMlyh5TZtkffCv2Acjak2j02YoCm1/rh7vP68Y=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=bjZl9ocH4SCCsKL6l+xut4XRgQbREMkmZTjBz0W35LvibOIiSFM4swxDiBLi1B4kq CiYK9Q4JEB06BO80FC0P6bHV5Su4RUiMFTFE91SEHGNH8RIqFyaKrElslx6pHkrQF1 8E+C9J4DD2WmyWL+PQ12DB4h4cEoj+ceqmG4fI1lwYCbKXkgF67rW/lIq0k9pwxsXM bDCN4ArLqgLMb7mH0rT9r0C5tVx8TqkGSu3EXmqvODEQfKT2cnddKCXa6Go7S4S0zt N7kxo15ymikiGVFMJnXvBpTWwgEbcgyLEYK89Q7hTrlRTlW97mNuUhNHoLKSUwFyLc FwENZ0Ur+VklQ== From: Thomas Gleixner To: Peter Zijlstra Cc: Mathias Stearn , Dmitry Vyukov , Jinjie Ruan , linux-man@vger.kernel.org, Mark Rutland , Mathieu Desnoyers , Catalin Marinas , Will Deacon , Boqun Feng , "Paul E. McKenney" , Chris Kennelly , regressions@lists.linux.dev, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Ingo Molnar , Blake Oler , Florian Weimer , Rich Felker , Matthew Wilcox , Greg Kroah-Hartman , Linus Torvalds Subject: Re: [REGRESSION] rseq: refactoring in v6.19 broke everyone on arm64 and tcmalloc everywhere In-Reply-To: <20260428080359.GI3126523@noisy.programming.kicks-ass.net> References: <87ik9i0xlj.ffs@tglx> <87a4ut1njh.ffs@tglx> <87v7dgzbo7.ffs@tglx> <20260424150318.GE641209@noisy.programming.kicks-ass.net> <87se8kywhb.ffs@tglx> <87jyttz8cf.ffs@tglx> <20260428080359.GI3126523@noisy.programming.kicks-ass.net> Date: Tue, 28 Apr 2026 10:36:41 +0200 Message-ID: <87340fzdk6.ffs@tglx> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain On Tue, Apr 28 2026 at 10:03, Peter Zijlstra wrote: > On Mon, Apr 27, 2026 at 12:04:48AM +0200, Thomas Gleixner wrote: >> + * - 5 >> + - Time slice extensions >> + - Not supported >> + - Supported > > I'm sure its cute when rendered, but when read as text this is nigh on > unreadable. I tried the other table variants. They are even worse :)