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authorStanislaw Gruszka <sgruszka@redhat.com>2009-03-18 21:51:06 -0400
committerDavid S. Miller <davem@davemloft.net>2009-03-18 21:51:06 -0400
commite9c6a586f5335938b11be0a2554af58a2860e4ef (patch)
tree056515e9973c0b312983edbb63cfaadd64a129b9 /Documentation/filesystems
parent69145635d4db0a0382885b14634aa5b721f3aa1a (diff)
net: Document /proc/sys/net/core/netdev_budget
The NAPI poll parameter netdev_budget is not documented in kernel-docs. Since it may have a substantial effect on at least some network loads, it should be. Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation/filesystems')
-rw-r--r--Documentation/filesystems/proc.txt7
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/filesystems/proc.txt b/Documentation/filesystems/proc.txt
index a87be42f8211..830bad7cce0f 100644
--- a/Documentation/filesystems/proc.txt
+++ b/Documentation/filesystems/proc.txt
@@ -1478,6 +1478,13 @@ of problems on the network like duplicate address or bad checksums. Normally,
1478this should be enabled, but if the problem persists the messages can be 1478this should be enabled, but if the problem persists the messages can be
1479disabled. 1479disabled.
1480 1480
1481netdev_budget
1482-------------
1483
1484Maximum number of packets taken from all interfaces in one polling cycle (NAPI
1485poll). In one polling cycle interfaces which are registered to polling are
1486probed in a round-robin manner. The limit of packets in one such probe can be
1487set per-device via sysfs class/net/<device>/weight .
1481 1488
1482netdev_max_backlog 1489netdev_max_backlog
1483------------------ 1490------------------