Message ID | 1375271273-20122-1-git-send-email-laura.vasilescu@rosedu.org |
---|---|
State | Awaiting Upstream, archived |
Delegated to: | David Miller |
Headers | show |
On Wed, 2013-07-31 at 14:47 +0300, Laura Mihaela Vasilescu wrote: > > RETA indirection table is used to assign the received data to a CPU > in order to maintain an efficient distribution of network receive > processing accross multiple CPUs. > > This patch removes the hard-coded value for the size of the > indirection > table and defines a new macro. > > Signed-off-by: Laura Mihaela Vasilescu <laura.vasilescu@rosedu.org> > --- > Changes since v1: > * enhance commit description > > drivers/net/ethernet/intel/igb/igb.h | 2 ++ > drivers/net/ethernet/intel/igb/igb_main.c | 2 +- > 2 files changed, 3 insertions(+), 1 deletion(-) Added to my queue, thank you Laura!
diff --git a/drivers/net/ethernet/intel/igb/igb.h b/drivers/net/ethernet/intel/igb/igb.h index 15ea8dc..5a2659b 100644 --- a/drivers/net/ethernet/intel/igb/igb.h +++ b/drivers/net/ethernet/intel/igb/igb.h @@ -343,6 +343,8 @@ struct hwmon_buff { }; #endif +#define IGB_RETA_SIZE 128 + /* board specific private data structure */ struct igb_adapter { unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index 6a0c1b6..00f5d96 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -3127,7 +3127,7 @@ static void igb_setup_mrqc(struct igb_adapter *adapter) * we are generating the results for n and n+2 and then interleaving * those with the results with n+1 and n+3. */ - for (j = 0; j < 32; j++) { + for (j = 0; j < IGB_RETA_SIZE / 4; j++) { /* first pass generates n and n+2 */ u32 base = ((j * 0x00040004) + 0x00020000) * num_rx_queues; u32 reta = (base & 0x07800780) >> (7 - shift);
RETA indirection table is used to assign the received data to a CPU in order to maintain an efficient distribution of network receive processing accross multiple CPUs. This patch removes the hard-coded value for the size of the indirection table and defines a new macro. Signed-off-by: Laura Mihaela Vasilescu <laura.vasilescu@rosedu.org> --- Changes since v1: * enhance commit description drivers/net/ethernet/intel/igb/igb.h | 2 ++ drivers/net/ethernet/intel/igb/igb_main.c | 2 +- 2 files changed, 3 insertions(+), 1 deletion(-)