From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Miller <davem@davemloft.net>
Subject: Re: [PATCH v2] ipv4: make tcp_notsent_lowat sysctl knob behave as
 true unsigned int
Date: Mon, 09 Jan 2017 16:38:41 -0500 (EST)
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        <20170109074549.12220-1-ptikhomirov@virtuozzo.com>
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From: Pavel Tikhomirov <ptikhomirov@virtuozzo.com>
Date: Mon,  9 Jan 2017 10:45:49 +0300

>> cat /proc/sys/net/ipv4/tcp_notsent_lowat
> -1
>> echo 4294967295 > /proc/sys/net/ipv4/tcp_notsent_lowat
> -bash: echo: write error: Invalid argument
>> echo -2147483648 > /proc/sys/net/ipv4/tcp_notsent_lowat
>> cat /proc/sys/net/ipv4/tcp_notsent_lowat
> -2147483648
> 
> but in documentation we have "tcp_notsent_lowat - UNSIGNED INTEGER"
> 
> v2: simplify to just proc_douintvec
> Signed-off-by: Pavel Tikhomirov <ptikhomirov@virtuozzo.com>

Applied.