On 02/05/20 13:12 +0530, Sunil Kumar Kori wrote: > rte_bus_scan API scans all the available PCI devices irrespective of white > or black listing parameters then further devices are probed based on white > or black listing parameters. So unnecessary CPU cycles are wasted during > rte_pci_scan. > > For Octeontx2 platform with core frequency 2.4 Ghz, rte_bus_scan consumes > around 26ms to scan around 90 PCI devices but all may not be used by the > application. So for the application which uses 2 NICs, rte_bus_scan > consumes few microseconds and rest time is saved with this patch. > > Patch restricts devices to be scanned as per below mentioned conditions: > - All devices will be scanned if no parameters are passed. > - Only white listed devices will be scanned if white list is available. > - All devices, except black listed, will be scanned if black list is > available. > > Signed-off-by: Sunil Kumar Kori <sk...@marvell.com>
LGTM, Acked-by: Gaetan Rivet <gr...@u256.net> -- Gaëtan
