From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (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 676F7D515 for ; Fri, 19 Apr 2024 05:36:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713504990; cv=none; b=mk5dE0IFwMs9tMXYQRqtF83LvS3VCrijrOgMXOSAL8E4bOdyw1U1Ed6lIEyK2/aghwEuaqHUdukNktxW+d4RKWqR0yNN2pUUm8/Sz3Sq5dqlq4MzI4GJsnntFiqzPEptz+dw49gD3sv/mCaHLFFSYDBZ03yarzM3daiCjq5tMGc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713504990; c=relaxed/simple; bh=WWVqZp2+30Zq4b8Ve11Pe7XNTZL8nxWZ0Ar7i6fbXRM=; h=From:To:Cc:Subject:In-Reply-To:Date:Message-ID:MIME-Version: Content-Type; b=pQM1psoedH/BjmLnNG0NGSVofabTpT60vg/gJRs/GkU14IRAfZiYbG9eF0SC3TOgZ09SPNPIrlotKsXRVJnZQRYX7AomVVfSKhyXjTQA9YyQFQtZIviFsTKqKM8yOv0ExW3jNMrz8bkXxnhIGQGk7A4sIcuwndS4sKgkqLzqiwY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=P0KvnlyH; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=MtTpOt44; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="P0KvnlyH"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="MtTpOt44" From: Thomas Gleixner DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1713504986; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to; bh=lWzBA6aH5GojVMHZr16y2dsdvm+/ZPJut2i3UGgY3S0=; b=P0KvnlyHcjiEG0T6RM4o4vUgLyYFvWP3ludf05LOCx/Fnz/Y/FJNl9ddgd9vZLv8EPnjWc ldvSqUxZgtStgszT5lMCAsLFVdnKz1YVhkS5LCvJV6GAy1xLNcjBXKHX0IPshGdSvptkIk Hgyobp8HM+wwBbPFlbNErHJgk7ZHVz6x31lWbexdcOE7k7l4gJig89/ox2/P6TiDcn2VCL t0crriuZlEKbIsq6ZvqyBuVa4mSjRcKSocOpRSx0R3LQU1GA4EBHzPhc6oxGtfLhSDLI6V l9Qf0zQ2IjT97ySdU/yxSjtaLh2p4JcZNykeOA9hF1oZ8TF5GR/4QMauA/UieQ== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1713504986; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to; bh=lWzBA6aH5GojVMHZr16y2dsdvm+/ZPJut2i3UGgY3S0=; b=MtTpOt44UWioNiohn7xGlSx0OuIPDwPUNVEDHuFnkpQb5EkE20EMUlXJEo7zxkoQG69bh1 sUjCDcvnOY88dPAQ== To: Byungchul Park , linux-kernel@vger.kernel.org, linux-mm@kvack.org Cc: kernel_team@skhynix.com, akpm@linux-foundation.org, ying.huang@intel.com, vernhao@tencent.com, mgorman@techsingularity.net, hughd@google.com, willy@infradead.org, david@redhat.com, peterz@infradead.org, luto@kernel.org, mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, rjgolo@gmail.com Subject: Re: [PATCH v9 1/8] x86/tlb: add APIs manipulating tlb batch's arch data In-Reply-To: <20240417071847.29584-2-byungchul@sk.com> Date: Fri, 19 Apr 2024 07:36:14 +0200 Message-ID: <871q71ykvl.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 Wed, Apr 17 2024 at 16:18, Byungchul Park wrote: > This is a preparation for migrc mechanism that needs to recognize > read-only tlb entries during migration by separating tlb batch arch data > into two, one is for read-only entries and the other is for writable > ones, and merging those two when needed. I have no idea what migrc mechanism means. Please add enough context into the change log so the reviewer does not have to go through loops and hoops to figure out what this is about. Thanks, tglx