From: Andrew Lunn <andrew@lunn.ch>
To: "Pali Rohár" <pali@kernel.org>
Cc: Rob Herring <robh+dt@kernel.org>,
Marek Behun <marek.behun@nic.cz>,
Gregory Clement <gregory.clement@bootlin.com>,
Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
devicetree@vger.kernel.org,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
PCI <linux-pci@vger.kernel.org>
Subject: Re: [PATCH] arm64: dts: marvell: armada-37xx: Set linux,pci-domain to zero
Date: Sat, 17 Apr 2021 17:19:38 +0200 [thread overview]
Message-ID: <YHr8ikD+zoT2/K3W@lunn.ch> (raw)
In-Reply-To: <20210417144953.pznysgn5rdraxggx@pali>
> Currently this code is implemented in pci_bus_find_domain_nr() function.
> IIRC domain number is 16bit integer, so plain bitmap would consume 8 kB
> of memory. I'm not sure if it is fine or some other tree-based structure
> for allocated domain numbers is needed.
Hi Pali
Have a look at lib/idr.c
Andrew
next prev parent reply other threads:[~2021-04-17 15:19 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-12 12:39 [PATCH] arm64: dts: marvell: armada-37xx: Set linux,pci-domain to zero Pali Rohár
2021-04-13 18:17 ` Rob Herring
2021-04-15 8:36 ` Pali Rohár
2021-04-15 8:45 ` Marek Behun
2021-04-15 15:13 ` Rob Herring
2021-04-17 14:49 ` Pali Rohár
2021-04-17 15:19 ` Andrew Lunn [this message]
2021-04-17 19:42 ` Pali Rohár
2021-04-23 15:33 ` Rob Herring
2021-04-25 15:21 ` Pali Rohár
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