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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Saturday 17 April 2021 17:19:38 Andrew Lunn wrote: > > 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 Great! So number allocation is already implemented in kernel (via radix trees). _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel