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| author | jfv <jfv@FreeBSD.org> | 2009-11-11 19:13:40 +0000 |
|---|---|---|
| committer | jfv <jfv@FreeBSD.org> | 2009-11-11 19:13:40 +0000 |
| commit | 3a1c575a83cb40941cf6b7386fd18f75e43d27c8 (patch) | |
| tree | 0c508deabe17b553564d20ddacfe72f719ef9709 /sys/dev | |
| parent | 8ecd96b1ed071f237a3fc164cec4960dd679cc98 (diff) | |
| download | FreeBSD-src-3a1c575a83cb40941cf6b7386fd18f75e43d27c8.zip FreeBSD-src-3a1c575a83cb40941cf6b7386fd18f75e43d27c8.tar.gz | |
With an i386 kernel the igb driver can cause a
page fault panic on initialization due to a large
number of bounce pages being allocated. This is due
to the dma tag requiring page alignment on mbuf mapping.
This was removed some time back from the ixgbe driver
and is not needed here either.
Diffstat (limited to 'sys/dev')
| -rw-r--r-- | sys/dev/e1000/if_igb.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sys/dev/e1000/if_igb.c b/sys/dev/e1000/if_igb.c index e6ad0fc..61743df 100644 --- a/sys/dev/e1000/if_igb.c +++ b/sys/dev/e1000/if_igb.c @@ -2654,7 +2654,7 @@ igb_dma_malloc(struct adapter *adapter, bus_size_t size, int error; error = bus_dma_tag_create(bus_get_dma_tag(adapter->dev), /* parent */ - IGB_DBA_ALIGN, 0, /* alignment, bounds */ + 1, 0, /* alignment, bounds */ BUS_SPACE_MAXADDR, /* lowaddr */ BUS_SPACE_MAXADDR, /* highaddr */ NULL, NULL, /* filter, filterarg */ @@ -2867,7 +2867,7 @@ igb_allocate_transmit_buffers(struct tx_ring *txr) * Setup DMA descriptor areas. */ if ((error = bus_dma_tag_create(NULL, /* parent */ - PAGE_SIZE, 0, /* alignment, bounds */ + 1, 0, /* alignment, bounds */ BUS_SPACE_MAXADDR, /* lowaddr */ BUS_SPACE_MAXADDR, /* highaddr */ NULL, NULL, /* filter, filterarg */ @@ -3554,7 +3554,7 @@ igb_allocate_receive_buffers(struct rx_ring *rxr) ** it may not always use this. */ if ((error = bus_dma_tag_create(NULL, /* parent */ - PAGE_SIZE, 0, /* alignment, bounds */ + 1, 0, /* alignment, bounds */ BUS_SPACE_MAXADDR, /* lowaddr */ BUS_SPACE_MAXADDR, /* highaddr */ NULL, NULL, /* filter, filterarg */ |
