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authorMarcel Ziswiler <marcel.ziswiler@toradex.com>2020-05-19 23:01:26 +0200
committerMarcel Ziswiler <marcel.ziswiler@toradex.com>2020-05-19 23:37:01 +0200
commit2ae782ca839e0ee07de37122ddea362adff2e975 (patch)
treedf6b1a190760f51465122ca4c13492d5ac5984c6 /net/ipv4/sysctl_net_ipv4.c
parent0a8ab17689e628c84a666195bfc6ab85d11cf057 (diff)
parent0661b3d6cfd774e28a2e2ba90a3d87479e5c399b (diff)
Merge tag 'v4.9.220' into 4.9-2.3.x-imx
This is the 4.9.220 stable release Conflicts: arch/arm/Kconfig.debug arch/arm/boot/dts/imx7s.dtsi arch/arm/mach-imx/common.h arch/arm/mach-imx/cpuidle-imx6q.c arch/arm/mach-imx/cpuidle-imx6sx.c arch/arm/mach-imx/suspend-imx6.S block/blk-core.c drivers/crypto/caam/caamalg.c drivers/crypto/mxs-dcp.c drivers/dma/imx-sdma.c drivers/gpu/drm/bridge/adv7511/adv7511_drv.c drivers/input/keyboard/imx_keypad.c drivers/input/keyboard/snvs_pwrkey.c drivers/mmc/host/sdhci.c drivers/net/can/flexcan.c drivers/net/ethernet/freescale/fec_main.c drivers/net/phy/phy_device.c drivers/net/wireless/ath/ath10k/pci.c drivers/tty/serial/imx.c drivers/usb/dwc3/gadget.c drivers/usb/host/xhci.c include/linux/blkdev.h include/linux/cpu.h include/linux/platform_data/dma-imx-sdma.h kernel/cpu.c net/wireless/util.c sound/soc/fsl/Kconfig sound/soc/fsl/fsl_esai.c sound/soc/fsl/fsl_sai.c sound/soc/fsl/imx-sgtl5000.c
Diffstat (limited to 'net/ipv4/sysctl_net_ipv4.c')
-rw-r--r--net/ipv4/sysctl_net_ipv4.c16
1 files changed, 15 insertions, 1 deletions
diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
index 024ab833557d..e202babb14d6 100644
--- a/net/ipv4/sysctl_net_ipv4.c
+++ b/net/ipv4/sysctl_net_ipv4.c
@@ -35,12 +35,15 @@ static int ip_local_port_range_min[] = { 1, 1 };
static int ip_local_port_range_max[] = { 65535, 65535 };
static int tcp_adv_win_scale_min = -31;
static int tcp_adv_win_scale_max = 31;
+static int tcp_min_snd_mss_min = TCP_MIN_SND_MSS;
+static int tcp_min_snd_mss_max = 65535;
static int ip_ttl_min = 1;
static int ip_ttl_max = 255;
static int tcp_syn_retries_min = 1;
static int tcp_syn_retries_max = MAX_TCP_SYNCNT;
static int ip_ping_group_range_min[] = { 0, 0 };
static int ip_ping_group_range_max[] = { GID_T_MAX, GID_T_MAX };
+static int one_day_secs = 24 * 3600;
/* Update system visible IP port range */
static void set_local_port_range(struct net *net, int range[2])
@@ -460,7 +463,9 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_min_rtt_wlen,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = proc_dointvec
+ .proc_handler = proc_dointvec_minmax,
+ .extra1 = &zero,
+ .extra2 = &one_day_secs
},
{
.procname = "tcp_low_latency",
@@ -836,6 +841,15 @@ static struct ctl_table ipv4_net_table[] = {
.proc_handler = proc_dointvec,
},
{
+ .procname = "tcp_min_snd_mss",
+ .data = &init_net.ipv4.sysctl_tcp_min_snd_mss,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = proc_dointvec_minmax,
+ .extra1 = &tcp_min_snd_mss_min,
+ .extra2 = &tcp_min_snd_mss_max,
+ },
+ {
.procname = "tcp_probe_threshold",
.data = &init_net.ipv4.sysctl_tcp_probe_threshold,
.maxlen = sizeof(int),