@@ -68,6 +68,9 @@ module_param_named(interrupt_mode, efx_interrupt_mode, uint, 0444);
MODULE_PARM_DESC(interrupt_mode,
"Interrupt mode (0=>MSIX 1=>MSI 2=>legacy)");
+module_param(rss_cpus, uint, 0444);
+MODULE_PARM_DESC(rss_cpus, "Number of CPUs to use for Receive-Side Scaling");
+
/*
* Use separate channels for TX and RX events
*
@@ -32,9 +32,7 @@ unsigned int efx_interrupt_mode = EFX_INT_MODE_MSIX;
* Cards without MSI-X will only target one CPU via legacy or MSI interrupt.
* The default (0) means to assign an interrupt to each core.
*/
-static unsigned int rss_cpus;
-module_param(rss_cpus, uint, 0444);
-MODULE_PARM_DESC(rss_cpus, "Number of CPUs to use for Receive-Side Scaling");
+unsigned int rss_cpus;
static unsigned int irq_adapt_low_thresh = 8000;
module_param(irq_adapt_low_thresh, uint, 0644);
@@ -12,6 +12,7 @@
#define EFX_CHANNELS_H
extern unsigned int efx_interrupt_mode;
+extern unsigned int rss_cpus;
int efx_probe_interrupts(struct efx_nic *efx);
void efx_remove_interrupts(struct efx_nic *efx);
Instead of exposing this old module parameter on the new driver (thus having to keep it forever after for compatibility), let's confine it to the old one; if we find later that we need the feature, we ought to support it properly, with ethtool set-channels. Signed-off-by: Edward Cree <ecree@solarflare.com> --- drivers/net/ethernet/sfc/efx.c | 3 +++ drivers/net/ethernet/sfc/efx_channels.c | 4 +--- drivers/net/ethernet/sfc/efx_channels.h | 1 + 3 files changed, 5 insertions(+), 3 deletions(-)