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Groups > linux.kernel > #1687744 > unrolled thread
| Started by | "Levin, Alexander (Sasha Levin)" <alexander.levin@verizon.com> |
|---|---|
| First post | 2017-07-15 03:30 +0200 |
| Last post | 2017-07-15 03:30 +0200 |
| Articles | 1 — 1 participant |
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[PATCH for v4.9 LTS 70/87] ipv4: make tcp_notsent_lowat sysctl knob behave as true unsigned int "Levin, Alexander (Sasha Levin)" <alexander.levin@verizon.com> - 2017-07-15 03:30 +0200
| From | "Levin, Alexander (Sasha Levin)" <alexander.levin@verizon.com> |
|---|---|
| Date | 2017-07-15 03:30 +0200 |
| Subject | [PATCH for v4.9 LTS 70/87] ipv4: make tcp_notsent_lowat sysctl knob behave as true unsigned int |
| Message-ID | <u3k4a-3a5-17@gated-at.bofh.it> |
From: Pavel Tikhomirov <ptikhomirov@virtuozzo.com>
[ Upstream commit b007f09072ca8afa118ade333e717ba443e8d807 ]
> 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>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
---
net/ipv4/sysctl_net_ipv4.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
index 80bc36b25de2..566cfc50f7cf 100644
--- a/net/ipv4/sysctl_net_ipv4.c
+++ b/net/ipv4/sysctl_net_ipv4.c
@@ -958,7 +958,7 @@ 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,
},
#ifdef CONFIG_IP_ROUTE_MULTIPATH
{
--
2.11.0
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