From: <gregkh@linuxfoundation.org>
To: xiangxia.m.yue@gmail.com, davem@davemloft.net,
edumazet@google.com, gregkh@linuxfoundation.org
Cc: <stable@vger.kernel.org>, <stable-commits@vger.kernel.org>
Subject: Patch "doc: Change the min default value of tcp_wmem/tcp_rmem." has been added to the 4.14-stable tree
Date: Tue, 06 Mar 2018 19:30:23 -0800 [thread overview]
Message-ID: <15203934237564@kroah.com> (raw)
This is a note to let you know that I've just added the patch titled
doc: Change the min default value of tcp_wmem/tcp_rmem.
to the 4.14-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
doc-change-the-min-default-value-of-tcp_wmem-tcp_rmem.patch
and it can be found in the queue-4.14 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.
>From foo@baz Tue Mar 6 19:02:12 PST 2018
From: Tonghao Zhang <xiangxia.m.yue@gmail.com>
Date: Sun, 4 Feb 2018 18:07:10 -0800
Subject: doc: Change the min default value of tcp_wmem/tcp_rmem.
From: Tonghao Zhang <xiangxia.m.yue@gmail.com>
[ Upstream commit a61a86f8db92923a2a4c857c49a795bcae754497 ]
The SK_MEM_QUANTUM was changed from PAGE_SIZE to 4096. And the
tcp_wmem/tcp_rmem min default values are 4096.
Fixes: bd68a2a854ad ("net: set SK_MEM_QUANTUM to 4096")
Cc: Eric Dumazet <edumazet@google.com>
Signed-off-by: Tonghao Zhang <xiangxia.m.yue@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
Documentation/networking/ip-sysctl.txt | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/Documentation/networking/ip-sysctl.txt
+++ b/Documentation/networking/ip-sysctl.txt
@@ -508,7 +508,7 @@ tcp_rmem - vector of 3 INTEGERs: min, de
min: Minimal size of receive buffer used by TCP sockets.
It is guaranteed to each TCP socket, even under moderate memory
pressure.
- Default: 1 page
+ Default: 4K
default: initial size of receive buffer used by TCP sockets.
This value overrides net.core.rmem_default used by other protocols.
@@ -666,7 +666,7 @@ tcp_window_scaling - BOOLEAN
tcp_wmem - vector of 3 INTEGERs: min, default, max
min: Amount of memory reserved for send buffers for TCP sockets.
Each TCP socket has rights to use it due to fact of its birth.
- Default: 1 page
+ Default: 4K
default: initial size of send buffer used by TCP sockets. This
value overrides net.core.wmem_default used by other protocols.
Patches currently in stable-queue which might be from xiangxia.m.yue@gmail.com are
queue-4.14/doc-change-the-min-default-value-of-tcp_wmem-tcp_rmem.patch
reply other threads:[~2018-03-07 3:30 UTC|newest]
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