doc: Change the udp/sctp rmem/wmem default value.

The SK_MEM_QUANTUM was changed from PAGE_SIZE to 4096.

Signed-off-by: Tonghao Zhang <xiangxia.m.yue@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt
index 783675a..1d11207 100644 (file)
--- a/Documentation/networking/ip-sysctl.txt
+++ b/Documentation/networking/ip-sysctl.txt
@@ -755,13 +755,13 @@ udp_rmem_min - INTEGER
        Minimal size of receive buffer used by UDP sockets in moderation.
        Each UDP socket is able to use the size for receiving data, even if
        total pages of UDP sockets exceed udp_mem pressure. The unit is byte.
-       Default: 1 page
+       Default: 4K
 
 udp_wmem_min - INTEGER
        Minimal size of send buffer used by UDP sockets in moderation.
        Each UDP socket is able to use the size for sending data, even if
        total pages of UDP sockets exceed udp_mem pressure. The unit is byte.
-       Default: 1 page
+       Default: 4K
 
 CIPSOv4 Variables:
 
@@ -2101,7 +2101,7 @@ sctp_rmem - vector of 3 INTEGERs: min, default, max
        It is guaranteed to each SCTP socket (but not association) even
        under moderate memory pressure.
 
-       Default: 1 page
+       Default: 4K
 
 sctp_wmem  - vector of 3 INTEGERs: min, default, max
        Currently this tunable has no effect.