Author: arybchik
Date: Wed Mar 25 13:06:37 2015
New Revision: 280585
URL: https://svnweb.freebsd.org/changeset/base/280585
Log:
MFC: 279179
sfxge: DMA allocated memory is set to zeros because of BUS_DMA_ZERO flag
It is not required to set it to zeros once again.
Sponsored by: Solarflare Communications, Inc.
Approved by: gnn (mentor)
Modified:
stable/10/sys/dev/sfxge/sfxge_rx.c
stable/10/sys/dev/sfxge/sfxge_tx.c
Directory Properties:
stable/10/ (props changed)
Modified: stable/10/sys/dev/sfxge/sfxge_rx.c
==============================================================================
--- stable/10/sys/dev/sfxge/sfxge_rx.c Wed Mar 25 13:05:33 2015
(r280584)
+++ stable/10/sys/dev/sfxge/sfxge_rx.c Wed Mar 25 13:06:37 2015
(r280585)
@@ -1113,7 +1113,6 @@ sfxge_rx_qinit(struct sfxge_softc *sc, u
/* Allocate and zero DMA space. */
if ((rc = sfxge_dma_alloc(sc, EFX_RXQ_SIZE(sc->rxq_entries), esmp)) !=
0)
return (rc);
- (void)memset(esmp->esm_base, 0, EFX_RXQ_SIZE(sc->rxq_entries));
/* Allocate buffer table entries. */
sfxge_sram_buf_tbl_alloc(sc, EFX_RXQ_NBUFS(sc->rxq_entries),
Modified: stable/10/sys/dev/sfxge/sfxge_tx.c
==============================================================================
--- stable/10/sys/dev/sfxge/sfxge_tx.c Wed Mar 25 13:05:33 2015
(r280584)
+++ stable/10/sys/dev/sfxge/sfxge_tx.c Wed Mar 25 13:06:37 2015
(r280585)
@@ -1399,7 +1399,6 @@ sfxge_tx_qinit(struct sfxge_softc *sc, u
/* Allocate and zero DMA space for the descriptor ring. */
if ((rc = sfxge_dma_alloc(sc, EFX_TXQ_SIZE(sc->txq_entries), esmp)) !=
0)
return (rc);
- (void)memset(esmp->esm_base, 0, EFX_TXQ_SIZE(sc->txq_entries));
/* Allocate buffer table entries. */
sfxge_sram_buf_tbl_alloc(sc, EFX_TXQ_NBUFS(sc->txq_entries),
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