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[14/21] net: tg3: mark bad rx handler behaviour [strict refill!]

Message ID 9325e72a4729d61dbd1368fec1d1be92c20f1236.1310229312.git.mirq-linux@rere.qmqm.pl
State Superseded, archived
Delegated to: David Miller
Headers show

Commit Message

Michał Mirosław July 9, 2011, 5:17 p.m. UTC 
This could use common rx handler code, but the code is too complex for
a simple conversion. Just warn about its behaviour.

Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
---
 drivers/net/tg3.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
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Patch

diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 8211b9a..c64b403 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -4973,6 +4973,8 @@  static int tg3_rx(struct tg3_napi *tnapi, int budget)
 
 			skb_size = tg3_alloc_rx_skb(tp, tpr, opaque_key,
 						    *post_ptr);
+#warning drops packets from rx queue head on memory pressure
+#warning (like dev_skb_finish_rx_dma_refill() users)
 			if (skb_size < 0)
 				goto drop_it;