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iwlcore: Allow skb allocation from tasklet.

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If RX queue becomes empty then we need to restock the queue from tasklet to prevent
ucode from starving. A caller to iwl_rx_allocate will decide if allocated buffer should
come from GFP_ATOMIC or GFP_KERNEL.

Signed-off-by: Mohamed Abbas <mohamed.abbas@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Mohamed Abbas
2009-05-22 11:01:51 -07:00
committed by John W. Linville
parent ef850d7cb3
commit 4752c93c30
4 changed files with 34 additions and 10 deletions
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drivers/net/wireless/iwlwifi/iwl-dev.h
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@@ -382,6 +382,7 @@ struct iwl_rx_queue {
u32 read;
u32 write;
u32 free_count;
u32 write_actual;
struct list_head rx_free;
struct list_head rx_used;
int need_update;