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tg3: Restore likely() check in tg3_poll_msix()

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When creating the new tg3_poll_msix() function, the likely() compiler
hint was dropped.  This patch reintroduces it.

Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Reviewed-by: Benjamin Li <benli@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Matt Carlson 2010-04-05 10:19:20 +00:00 committed by David S. Miller
parent c1f614a121
commit 6d40db7bea
1 changed files with 2 additions and 2 deletions
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4
drivers/net/tg3.c
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@ -4987,8 +4987,8 @@ static int tg3_poll_msix(struct napi_struct *napi, int budget)
rmb();
/* check for RX/TX work to do */
if (sblk->idx[0].tx_consumer == tnapi->tx_cons &&
*(tnapi->rx_rcb_prod_idx) == tnapi->rx_rcb_ptr) {
if (likely(sblk->idx[0].tx_consumer == tnapi->tx_cons &&
*(tnapi->rx_rcb_prod_idx) == tnapi->rx_rcb_ptr)) {
napi_complete(napi);
/* Reenable interrupts. */
tw32_mailbox(tnapi->int_mbox, tnapi->last_tag << 24);