diff options
| author | Jesper Dangaard Brouer <brouer@redhat.com> | 2019-06-18 15:05:42 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-06-19 11:23:13 -0400 |
| commit | 29b006a67634e389ebc1b0c45e72a84d60118d6f (patch) | |
| tree | 183602d583d6a027b235f9bfdcb4f73fae747c22 /drivers/clk/socfpga | |
| parent | e54cfd7e1745e52eb6c67ee9c77aefb8e4666a88 (diff) | |
mlx5: more strict use of page_pool API
The mlx5 driver is using page_pool, but not for DMA-mapping (currently), and
is a little too relaxed about returning or releasing page resources, as it
is not strictly necessary, when not using DMA-mappings.
As this patchset is working towards tracking page_pool resources, to know
about in-flight frames on shutdown. Then fix places where mlx5 leak
page_pool resource.
In case of dma_mapping_error, then recycle into page_pool.
In mlx5e_free_rq() moved the page_pool_destroy() call to after the
mlx5e_page_release() calls, as it is more correct.
In mlx5e_page_release() when no recycle was requested, then release page
from the page_pool, via page_pool_release_page().
Signed-off-by: Jesper Dangaard Brouer <brouer@redhat.com>
Reviewed-by: Tariq Toukan <tariqt@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/clk/socfpga')
0 files changed, 0 insertions, 0 deletions