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net: add socket option for low latency polling

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adds a socket option for low latency polling.
This allows overriding the global sysctl value with a per-socket one.
Unexport sysctl_net_ll_poll since for now it's not needed in modules.

Signed-off-by: Eliezer Tamir <eliezer.tamir@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eliezer Tamir
2013-06-14 16:33:57 +03:00
committed by David S. Miller
parent 89bf1b5a68
commit dafcc4380d
19 changed files with 58 additions and 7 deletions
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1
net/socket.c
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@@ -108,7 +108,6 @@
#ifdef CONFIG_NET_LL_RX_POLL
unsigned int sysctl_net_ll_poll __read_mostly;
EXPORT_SYMBOL_GPL(sysctl_net_ll_poll);
#endif
static int sock_no_open(struct inode *irrelevant, struct file *dontcare);