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- tcp.7: correct documentation of tcp_fack, document tcp_recovery

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- added patches
  [bsc#1154701]
  + man-pages-tcp_fack.patch

OBS-URL: https://build.opensuse.org/package/show/Documentation/man-pages?expand=0&rev=194
This commit is contained in:
Petr Gajdos 2019-10-25 07:41:53 +00:00 committed by Git OBS Bridge
parent dbfa53b268
commit 88a084bdec
3 changed files with 48 additions and 0 deletions
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37
man-pages-tcp_fack.patch Normal file
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@ -0,0 +1,37 @@
Index: man-pages-5.03/man7/tcp.7
===================================================================
--- man-pages-5.03.orig/man7/tcp.7 2019-10-11 10:56:08.000000000 +0200
+++ man-pages-5.03/man7/tcp.7 2019-10-25 09:36:55.047041318 +0200
@@ -458,9 +458,31 @@ When enabled, outgoing ECN-setup SYNs th
normal SYN retransmission timeout will be resent with CWR and
ECE cleared.
.TP
-.IR tcp_fack " (Boolean; default: enabled; since Linux 2.2)"
+.IR tcp_fack " (integer; default: see below; since Linux 2.2)"
.\" Since 2.1.92
Enable TCP Forward Acknowledgement support.
+
+Prior to Linux 4.11, this option was enabled by default.
+In Linux 4.11, it was disabled by default in favor of RACK (see
+tcp_recovery).
+In Linux 4.15 it was deprecated entirely and its value is ignored.
+.TP
+.IR tcp_recovery " (integer; default: 0x1; since Linux 4.4)"
+Enable various experimental loss recovery features.
+
+This field is a bitmap to enable various loss recovery features.
+.RS
+.IP 0x1
+enables the RACK loss detection for fast detection of lost
+retransmissions and tail drops. It also subsumes and disables
+RFC6675 recovery for SACK connections. (Since Linux 4.4)
+.IP 0x2
+makes RACK's reordering window static (min_rtt/4). (Since
+Linux 4.15)
+.IP 0x4
+disables RACK's DUPACK threshold heuristic (Since Linux
+4.18).
+.RE
.TP
.IR tcp_fin_timeout " (integer; default: 60; since Linux 2.2)"
.\" Since 2.1.53

8
man-pages.changes
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@ -1,3 +1,11 @@
-------------------------------------------------------------------
Fri Oct 25 07:39:55 UTC 2019 - pgajdos@suse.com
- tcp.7: correct documentation of tcp_fack, document tcp_recovery
- added patches
[bsc#1154701]
+ man-pages-tcp_fack.patch
-------------------------------------------------------------------
Mon Oct 14 06:47:17 UTC 2019 - pgajdos@suse.com

3
man-pages.spec
View File

@ -30,6 +30,8 @@ Patch0: %{name}.eal3.diff
Patch1: %{name}-remove-ioctl_list-reference.patch
Patch3: %{name}_gai.conf-reference.patch
Patch5: %{name}-tty_ioctl.patch
# [bsc#1154701]
Patch6: man-pages-tcp_fack.patch
BuildRequires: fdupes
BuildRoot: %{_tmppath}/%{name}-%{version}-build
BuildArch: noarch
@ -51,6 +53,7 @@ only).
%patch1 -p1
%patch3
%patch5 -p1
%patch6 -p1
find -name "*.orig" | xargs rm -fv
%build