igb: Use kmalloc_cachealign to allocate rx ring, tx ring and msix data

diff --git a/sys/dev/netif/igb/if_igb.c b/sys/dev/netif/igb/if_igb.c
index dcfdf1e..fe9af3d 100644 (file)
--- a/sys/dev/netif/igb/if_igb.c
+++ b/sys/dev/netif/igb/if_igb.c
@@ -1562,7 +1562,8 @@ igb_alloc_rings(struct igb_softc *sc)
        /*
         * Allocate TX descriptor rings and buffers
         */
-       sc->tx_rings = kmalloc(sizeof(struct igb_tx_ring) * sc->tx_ring_cnt,
+       sc->tx_rings = kmalloc_cachealign(
+           sizeof(struct igb_tx_ring) * sc->tx_ring_cnt,
            M_DEVBUF, M_WAITOK | M_ZERO);
        for (i = 0; i < sc->tx_ring_cnt; ++i) {
                struct igb_tx_ring *txr = &sc->tx_rings[i];
@@ -1580,7 +1581,8 @@ igb_alloc_rings(struct igb_softc *sc)
        /*
         * Allocate RX descriptor rings and buffers
         */ 
-       sc->rx_rings = kmalloc(sizeof(struct igb_rx_ring) * sc->rx_ring_cnt,
+       sc->rx_rings = kmalloc_cachealign(
+           sizeof(struct igb_rx_ring) * sc->rx_ring_cnt,
            M_DEVBUF, M_WAITOK | M_ZERO);
        for (i = 0; i < sc->rx_ring_cnt; ++i) {
                struct igb_rx_ring *rxr = &sc->rx_rings[i];
@@ -4042,7 +4044,8 @@ igb_msix_try_alloc(struct igb_softc *sc)
        }
 
        sc->msix_cnt = alloc_cnt;
-       sc->msix_data = kmalloc(sizeof(struct igb_msix_data) * sc->msix_cnt,
+       sc->msix_data = kmalloc_cachealign(
+           sizeof(struct igb_msix_data) * sc->msix_cnt,
            M_DEVBUF, M_WAITOK | M_ZERO);
        for (x = 0; x < sc->msix_cnt; ++x) {
                msix = &sc->msix_data[x];