From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794265191; b=nB4yiFPBKpe/GXGkXY8U0NWhPk3KHjvG/YLzYbZm63jFmfrLSirc/kz0yzUiCHLL1G+w e6S8sKXdPka2G6rBMQOVl3v4Bvc1dtNQYvSOrAvj9f7aw/jYh5vUWTrqPkF/54xFRAip4 eVW3+DOcpkjYfoK/wja+bx8WXGpGJAcp1zNcJp+dVcFRfsLAtgQducBkhaNA4UM5aTzUm 25Co+MMvSXTyFPtt4cPrO8+dy+BGvz8lk398tVjJBAatCC7kYzrxnYZQGi2CkcFJ/eDoE 3AeK7NUoWPAZXjH9SU2a2F/4O9UHLWmZNMe2i00uwqkBsTq1gtUhEqYFI+KSg5Ryscg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794265191; h=Received:DKIM-Signature:Date:From:To:Cc:Subject:Message-ID: MIME-Version:Content-Type:Content-Disposition: Content-Transfer-Encoding:In-Reply-To; bh=OI+RsE2umMR3YB2hYIUmxpHG29qgfx8lgFFz0ZwqeNQ=; b=ISTKOzkwUmCPEnLP7Z0nIhkvYYPHr4xSrWcHuP/woObDDpPcBrFMAqg627utWSEMx3cx wEIzFS4Y1Fij/emVmhU0+pSZdLP+cG0Ih6CnTHbEx7cuVdPiHMaCvZ3YptxyXb6impZRU Im62VbC48mVNngNqsISTNgZvxaifwSY5tIuRstwwZWDu85tPCR5etSgn4At/bee3/9QZn yyuhlBWBwYjYYijYWJRoXrTN6MpwK2alyMSpab76IfHv+kvPAGzwkce5F9wxhupJF1XYE 3EA2LaaroiHQXbkN2JVoeDoAncy2+oPWueQZSTXXsrmt5tCJBo9LtAZWo1iOGU4kOdQ== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=eQfdl9f5; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C5B73606A31C; Mon, 9 Nov 2026 22:59:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=eQfdl9f5 Received: by smtp.kernel.org (Postfix) with ESMTPSA id 25F8F1F0089F; Mon, 9 Nov 2026 22:59:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794265190; bh=OI+RsE2umMR3YB2hYIUmxpHG29qgfx8lgFFz0ZwqeNQ=; h=Date:From:To:Cc:Subject:In-Reply-To; b=eQfdl9f5IELEpTiJZLYa5IWrbsjGZ1rb7rRK+pY/AY196vQa8f9A2VrQdPHDnxLky 2K5qARnyCRpvLPc/5ntXmqkWIKYVOOpBxQZnwVt7qUlHpkNQYBtx+Z23s0kPmLYrur TY8u5adNVwT1LUYPI8K4Q5fYj7KtYHQ2tsrt3TJf48UPnyie2tr9ErEjlpVoOLMbdA APSDOYeNJbEINQRJGE0W26UXtvVkttBoJWX5G6Xf0zAJ1eytrp9lL7bySkaxtdp9XN p/yl/rycT0JFdp1ovSSWS8XxZqyNlht7AeOxu89PWXlfiwPYqmIVjwWd4wKPbC1UVU VEPfPIaphWtnA== Date: Mon, 9 Nov 2026 16:59:48 -0600 From: Bjorn Helgaas To: Ilpo =?utf-8?B?SsOkcnZpbmVu?= Cc: Bjorn Helgaas , Mika Westerberg , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 0/3] PCI: Fix hotplug memory distribute Message-ID: <20261109225948.GA337688@bhelgaas> 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: <20261109144553.2516-1-ilpo.jarvinen@linux.intel.com> On Mon, Nov 09, 2026 at 04:45:50PM +0200, Ilpo Järvinen wrote: > There are a few simple to fix issues within the code distributing the > available iomem (and ioport) space to bridges (to allow using it during > hotplug). The worst issue results in violating window granularity > (usually 1M for mem windows). > > Ilpo Järvinen (3): > PCI: Fix NULL dereference when shrinking window without optional size > PCI: Fix start of available space for the next bridge during > distribution > PCI: Honor window granularity during resource distribution > > drivers/pci/setup-bus.c | 22 +++++++++++++++++++--- > 1 file changed, 19 insertions(+), 3 deletions(-) Applied to pci/resource for v7.5, thank you!