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| author |   Govindarajulu Varadarajan <_govind@gmx.com> | 2014-12-24 15:59:36 +0530 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2014-12-31 13:08:45 -0500 |
| commit | 5e32066d0085af3c53834323c90b7c69a8f788f6 (patch) | |
| tree | 376acdfa427eb59f247d7cdb452ee26c53215181 /drivers/net/ethernet/cisco/enic/vnic_wq.h | |
| parent | Merge branch 'fec-next' (diff) | |
| download | linux-dev-5e32066d0085af3c53834323c90b7c69a8f788f6.tar.xz linux-dev-5e32066d0085af3c53834323c90b7c69a8f788f6.zip | |
enic: make vnic_wq_buf doubly linked
This patch makes vnic_wq_buf doubly liked list. This is needed for dma_mapping
error check, in case some frag's dma map fails, we need to move back and remove
previously queued buffers.
Signed-off-by: Govindarajulu Varadarajan <_govind@gmx.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
| -rw-r--r-- | drivers/net/ethernet/cisco/enic/vnic_wq.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/cisco/enic/vnic_wq.h b/drivers/net/ethernet/cisco/enic/vnic_wq.h index 816f1ad6072f..296154351823 100644 --- a/drivers/net/ethernet/cisco/enic/vnic_wq.h +++ b/drivers/net/ethernet/cisco/enic/vnic_wq.h @@ -62,6 +62,7 @@ struct vnic_wq_buf { uint8_t cq_entry; /* Gets completion event from hw */ uint8_t desc_skip_cnt; /* Num descs to occupy */ uint8_t compressed_send; /* Both hdr and payload in one desc */ + struct vnic_wq_buf *prev; }; /* Break the vnic_wq_buf allocations into blocks of 32/64 entries */ |