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d2b3ceddcc
freebsd-nq/sys
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Michael Tuexen d2b3ceddcc tcp: add sysctl to tolerate TCP segments missing timestamps 
When timestamp support has been negotiated, TCP segements received
without a timestamp should be discarded. However, there are broken
TCP implementations (for example, stacks used by Omniswitch 63xx and
64xx models), which send TCP segments without timestamps although
they negotiated timestamp support.
This patch adds a sysctl variable which tolerates such TCP segments
and allows to interoperate with broken stacks.

Reviewed by:		jtl@, rscheff@
Differential Revision:	https://reviews.freebsd.org/D28142
Sponsored by:		Netflix, Inc.
PR:			252449
MFC after:		1 week
2021-01-14 19:28:25 +01:00
..
amd64 Split out the NODEBUG options to a common file 2021-01-14 16:57:53 +00:00
arm Split out the NODEBUG options to a common file 2021-01-14 16:57:53 +00:00
arm64 Split out the NODEBUG options to a common file 2021-01-14 16:57:53 +00:00
bsm Add aio_writev and aio_readv 2021-01-02 19:57:58 -07:00
cam cam: Remove Giant handling from cam_sim_alloc() 2021-01-03 11:50:31 -05:00
cddl Handle using a sub instruction in the arm64 fbt 2021-01-12 12:42:23 +00:00
compat linux: mute "unsupported socket(AF_NETLINK, 3, NETLINK_AUDIT)" warnings 2021-01-14 09:16:28 +00:00
conf Split out the NODEBUG options to a common file 2021-01-14 16:57:53 +00:00
contrib [skip ci] Delete an accidentally-committed comment 2021-01-11 17:01:22 -07:00
crypto armv8crypto: add AES-XTS support 2021-01-07 15:35:20 -04:00
ddb ddb: add ability to print user registers 2021-01-08 14:53:06 -04:00
dev qat: Free counters during detach 2021-01-14 11:41:28 -05:00
dts cgem: add 64-bit support 2021-01-10 16:51:52 -04:00
fs tmpfs_reclaim: detach unlinked node on dereferencing. 2021-01-14 14:51:37 +02:00
gdb gdb(4): allow bulk write of registers 2020-12-23 14:37:05 -04:00
geom geom(4): make g_newprovider_event() return if G_P_WITHER is set 2020-12-29 14:29:59 +00:00
gnu ARM64: Port FreeBSD to Nvidia Jetson TX1 and Nano. 2020-12-28 14:12:41 +01:00
i386 Split out the NODEBUG options to a common file 2021-01-14 16:57:53 +00:00
isa
kern arm64: fix early devmap assertion 2021-01-13 17:27:44 -04:00
kgssapi State kgssapi dependency on xdr. 2020-09-17 22:29:38 +00:00
libkern libkern/strcasestr.c: Drop xlocale support and connect to build. 2021-01-08 02:18:42 +03:00
mips hid: Import functions and constants required by new subsystem 2021-01-08 02:18:42 +03:00
modules Add driver for Synopsys Designware Watchdog timer. 2021-01-13 18:43:47 +01:00
net Remove redundant rtinit() calls from tuntap. 2021-01-13 10:03:15 +00:00
net80211 net80211: fix a typo 2020-11-04 12:07:33 +00:00
netgraph pccard: Remove bt3c(4) driver 2021-01-07 20:40:41 -07:00
netinet tcp: add sysctl to tolerate TCP segments missing timestamps 2021-01-14 19:28:25 +01:00
netinet6 Map IPv6 link-local prefix to the link-local ifa. 2021-01-13 10:03:15 +00:00
netipsec Trigger soft lifetime expiration on sequence number 2020-10-16 11:27:01 +00:00
netpfil pf: Don't hold PF_RULES_WLOCK during copyin() on DIOCRCLRTSTATS 2021-01-13 19:49:42 +01:00
netsmb net: clean up empty lines in .c and .h files 2020-09-01 21:19:14 +00:00
nfs nfs: clean up empty lines in .c and .h files 2020-09-01 21:25:39 +00:00
nfsclient nfs: clean up empty lines in .c and .h files 2020-09-01 21:25:39 +00:00
nfsserver nfs: Mark unused statistics variable as reserved 2020-11-18 04:35:49 +00:00
nlm nlm: clean up empty lines in .c and .h files 2020-09-01 22:14:52 +00:00
ofed Update user access region, UAR, APIs in the core in mlx5core. 2021-01-08 13:33:46 +01:00
opencrypto Remove the cloned file descriptors for /dev/crypto. 2020-11-25 00:10:54 +00:00
powerpc Split out the NODEBUG options to a common file 2021-01-14 16:57:53 +00:00
riscv Split out the NODEBUG options to a common file 2021-01-14 16:57:53 +00:00
rpc nfs-over-tls: handle res.gid.gid_val correctly for memory allocation 2021-01-12 13:59:52 -08:00
security Convert remaining cap_rights_init users to cap_rights_init_one 2021-01-12 13:16:10 +00:00
sys fd: add refcount argument to falloc_noinstall 2021-01-13 15:29:34 +00:00
teken loader: implement framebuffer console 2021-01-02 21:41:36 +02:00
tests Add fib lookup testing module. 2021-01-09 13:20:30 +00:00
tools sys/tools: Add a tool for generating arm and arm64 kernel images. 2020-12-30 13:22:04 +01:00
ufs Convert remaining cap_rights_init users to cap_rights_init_one 2021-01-12 13:16:10 +00:00
vm vm_map_protect(): remove not needed recalculations of new_prot, new_maxprot 2021-01-14 10:02:43 +02:00
x86 Revert "x86 busdma_bounce: do not make assumptions about alignment of malloc(9) results." 2021-01-13 17:44:00 +02:00
xdr xdr: clean up empty lines in .c and .h files 2020-09-01 22:13:28 +00:00
xen xen: remove .swp file from public headers 2021-01-11 18:14:11 +01:00
Makefile