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Documentation: fix udp_wmem_min in ip-sysctl.rst

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UDP doesn't support tx memory accounting, and sysctl udp_wmem_min
is not really used anywhere. So we should fix the description in
ip-sysctl.rst accordingly.

Fixes: 95766fff6b ("[UDP]: Add memory accounting.")
Signed-off-by: Xin Long <lucien.xin@gmail.com>
Link: https://lore.kernel.org/r/c880a963d9b1fb5f442ae3c9e4dfa70d45296a16.1658167019.git.lucien.xin@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Xin Long 2022-07-18 13:56:59 -04:00 committed by Jakub Kicinski
parent 53eb9b0456
commit c6b10de537
1 changed files with 1 additions and 5 deletions
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Documentation/networking/ip-sysctl.rst
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@ -1052,11 +1052,7 @@ udp_rmem_min - INTEGER
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: 4K
UDP does not have tx memory accounting and this tunable has no effect.
RAW variables
=============