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gianfar: Remove unused field grp_id from gfar_priv_grp

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grp->grp_id is obsolete. It has no use in the current driver.
Remove it from gfar_priv_grp and put the 'rstat' member
in its place, in the 2nd cache line, as rstat needs fast access.

Signed-off-by: Claudiu Manoil <claudiu.manoil@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Claudiu Manoil 2013-08-01 10:07:05 +03:00 committed by David S. Miller
parent 376c7311bd
commit 84915c6462
2 changed files with 1 additions and 4 deletions
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1
drivers/net/ethernet/freescale/gianfar.c
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@ -593,7 +593,6 @@ static int gfar_parse_group(struct device_node *np,
return -EINVAL;
}
grp->grp_id = priv->num_grps;
grp->priv = priv;
spin_lock_init(&grp->grplock);
if (priv->mode == MQ_MG_MODE) {

4
drivers/net/ethernet/freescale/gianfar.h
View File

@ -1009,7 +1009,6 @@ struct gfar_irqinfo {
* @napi: the napi poll function
* @priv: back pointer to the priv structure
* @regs: the ioremapped register space for this group
* @grp_id: group id for this group
* @irqinfo: TX/RX/ER irq data for this group
*/
@ -1018,11 +1017,10 @@ struct gfar_priv_grp {
struct napi_struct napi;
struct gfar_private *priv;
struct gfar __iomem *regs;
unsigned int grp_id;
unsigned int rstat;
unsigned long num_rx_queues;
unsigned long rx_bit_map;
/* cacheline 3 */
unsigned int rstat;
unsigned int tstat;
unsigned long num_tx_queues;
unsigned long tx_bit_map;