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sfc: Reduce the size of struct efx_tx_buffer

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Remove unmap_addr since it can be calculated from dma_addr, len and
unmap_len.  This saves 4-16 bytes.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Ben Hutchings
2008-09-01 12:46:43 +01:00
committed by Jeff Garzik
parent ecbd95c17c
commit cc12dac2e5
2 changed files with 11 additions and 11 deletions
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2
drivers/net/sfc/net_driver.h
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@@ -130,7 +130,6 @@ struct efx_special_buffer {
* This field is zero when the queue slot is empty.
* @continuation: True if this fragment is not the end of a packet.
* @unmap_single: True if pci_unmap_single should be used.
* @unmap_addr: DMA address to unmap
* @unmap_len: Length of this fragment to unmap
*/
struct efx_tx_buffer {
@@ -140,7 +139,6 @@ struct efx_tx_buffer {
unsigned short len;
unsigned char continuation;
unsigned char unmap_single;
dma_addr_t unmap_addr;
unsigned short unmap_len;
};