From: Willem de Bruijn Date: Tue, 13 Oct 2020 19:45:08 +0000 (-0400) Subject: docs: networking: update XPS to account for netif_set_xps_queue X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=254941f323702dbebe3f9145fdb1ab24c5bd23c1;p=linux.git docs: networking: update XPS to account for netif_set_xps_queue With the introduction of netif_set_xps_queue, XPS can be enabled by the driver at initialization. Update the documentation to reflect this, as otherwise users may incorrectly believe that the feature is off by default. Fixes: 537c00de1c9b ("net: Add functions netif_reset_xps_queue and netif_set_xps_queue") Signed-off-by: Willem de Bruijn Signed-off-by: Jakub Kicinski --- diff --git a/Documentation/networking/scaling.rst b/Documentation/networking/scaling.rst index 8f0347b9fb3d3..3d435caa3ef2b 100644 --- a/Documentation/networking/scaling.rst +++ b/Documentation/networking/scaling.rst @@ -465,9 +465,9 @@ XPS Configuration ----------------- XPS is only available if the kconfig symbol CONFIG_XPS is enabled (on by -default for SMP). The functionality remains disabled until explicitly -configured. To enable XPS, the bitmap of CPUs/receive-queues that may -use a transmit queue is configured using the sysfs file entry: +default for SMP). If compiled in, it is driver dependent whether, and +how, XPS is configured at device init. The mapping of CPUs/receive-queues +to transmit queue can be inspected and configured using sysfs: For selection based on CPUs map::