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authorMatt Mackall <mpm@selenic.com>2005-08-11 19:25:54 -0700
committerDavid S. Miller <davem@davemloft.net>2005-08-11 19:25:54 -0700
commit0db1d6fc1ea051af49ebe03c503d23996a7c5bbb (patch)
tree6afab02002a46b045a3b8769342ad277402f0d95 /include/linux/netpoll.h
parentf0d3459d0722782c7d9d0e35a1ed0815e75fcde5 (diff)
downloadop-kernel-dev-0db1d6fc1ea051af49ebe03c503d23996a7c5bbb.zip
op-kernel-dev-0db1d6fc1ea051af49ebe03c503d23996a7c5bbb.tar.gz
[NETPOLL]: add retry timeout
Add limited retry logic to netpoll_send_skb Each time we attempt to send, decrement our per-device retry counter. On every successful send, we reset the counter. We delay 50us between attempts with up to 20000 retries for a total of 1 second. After we've exhausted our retries, subsequent failed attempts will try only once until reset by success. Signed-off-by: Matt Mackall <mpm@selenic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/netpoll.h')
-rw-r--r--include/linux/netpoll.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/netpoll.h b/include/linux/netpoll.h
index bcd0ac3..be68d94 100644
--- a/include/linux/netpoll.h
+++ b/include/linux/netpoll.h
@@ -26,6 +26,7 @@ struct netpoll {
struct netpoll_info {
spinlock_t poll_lock;
int poll_owner;
+ int tries;
int rx_flags;
spinlock_t rx_lock;
struct netpoll *rx_np; /* netpoll that registered an rx_hook */
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