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Commit b007f090 authored by Pavel Tikhomirov's avatar Pavel Tikhomirov Committed by David S. Miller
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ipv4: make tcp_notsent_lowat sysctl knob behave as true unsigned int 



> 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: default avatarPavel Tikhomirov <ptikhomirov@virtuozzo.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 67c408cf

net/ipv4/sysctl_net_ipv4.c

+1 −1
Original line number Diff line number Diff line
@@ -951,7 +951,7 @@ static struct ctl_table ipv4_net_table[] = { 
		.data		= &init_net.ipv4.sysctl_tcp_notsent_lowat,

		.maxlen		= sizeof(unsigned int),

		.mode		= 0644,

		.proc_handler	= proc_dointvec,

		.proc_handler	= proc_douintvec,

	},

	{

		.procname	= "tcp_tw_reuse",