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| author | Dan Williams <dan.j.williams@intel.com> | 2009-09-09 02:53:04 +0200 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2009-09-09 02:53:04 +0200 |
| commit | 0803172778901e24a75ab074798d98c2b7411559 (patch) | |
| tree | a3e1d0cf4228d65dc1fac2ad56f3beb6b6f3474b /drivers/dma/ioat | |
| parent | txx9dmac: implement a private tx_list (diff) | |
| download | linux-0803172778901e24a75ab074798d98c2b7411559.tar.xz linux-0803172778901e24a75ab074798d98c2b7411559.zip | |
dmaengine: kill tx_list
The tx_list attribute of struct dma_async_tx_descriptor is common to
most, but not all dma driver implementations. None of the upper level
code (dmaengine/async_tx) uses it, so allow drivers to implement it
locally if they need it. This saves sizeof(struct list_head) bytes for
drivers that do not manage descriptors with a linked list (e.g.: ioatdma
v2,3).
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/dma/ioat')
0 files changed, 0 insertions, 0 deletions