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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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2
arch/sparc/include/uapi/asm/socket.h
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@@ -70,6 +70,8 @@
#define SO_SELECT_ERR_QUEUE 0x0029
#define SO_LL 0x0030
/* Security levels - as per NRL IPv6 - don't actually do anything */
#define SO_SECURITY_AUTHENTICATION 0x5001
#define SO_SECURITY_ENCRYPTION_TRANSPORT 0x5002