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authorJiri Kosina <jkosina@suse.cz>2017-05-02 11:02:41 +0200
committerJiri Kosina <jkosina@suse.cz>2017-05-02 11:02:41 +0200
commit4d6ca227c768b50b05cf183974b40abe444e9d0c (patch)
treebf953d8e895281053548b9967a2c4b58d641df00 /Documentation/admin-guide
parent800f3eef8ebc1264e9c135bfa892c8ae41fa4792 (diff)
parentaf22a610bc38508d5ea760507d31be6b6983dfa8 (diff)
Merge branch 'for-4.12/asus' into for-linus
Diffstat (limited to 'Documentation/admin-guide')
-rw-r--r--Documentation/admin-guide/README.rst4
-rw-r--r--Documentation/admin-guide/dynamic-debug-howto.rst4
-rw-r--r--Documentation/admin-guide/kernel-parameters.txt32
-rw-r--r--Documentation/admin-guide/md.rst5
-rw-r--r--Documentation/admin-guide/ras.rst2
5 files changed, 41 insertions, 6 deletions
diff --git a/Documentation/admin-guide/README.rst b/Documentation/admin-guide/README.rst
index 1b6dfb2b3adb..697a00ccec25 100644
--- a/Documentation/admin-guide/README.rst
+++ b/Documentation/admin-guide/README.rst
@@ -17,7 +17,7 @@ What is Linux?
loading, shared copy-on-write executables, proper memory management,
and multistack networking including IPv4 and IPv6.
- It is distributed under the GNU General Public License - see the
+ It is distributed under the GNU General Public License v2 - see the
accompanying COPYING file for more details.
On what hardware does it run?
@@ -236,7 +236,7 @@ Configuring the kernel
- Having unnecessary drivers will make the kernel bigger, and can
under some circumstances lead to problems: probing for a
- nonexistent controller card may confuse your other controllers
+ nonexistent controller card may confuse your other controllers.
- A kernel with math-emulation compiled in will still use the
coprocessor if one is present: the math emulation will just
diff --git a/Documentation/admin-guide/dynamic-debug-howto.rst b/Documentation/admin-guide/dynamic-debug-howto.rst
index 88adcfdf5b2b..12278a926370 100644
--- a/Documentation/admin-guide/dynamic-debug-howto.rst
+++ b/Documentation/admin-guide/dynamic-debug-howto.rst
@@ -93,9 +93,9 @@ Command Language Reference
At the lexical level, a command comprises a sequence of words separated
by spaces or tabs. So these are all equivalent::
- nullarbor:~ # echo -c 'file svcsock.c line 1603 +p' >
+ nullarbor:~ # echo -n 'file svcsock.c line 1603 +p' >
<debugfs>/dynamic_debug/control
- nullarbor:~ # echo -c ' file svcsock.c line 1603 +p ' >
+ nullarbor:~ # echo -n ' file svcsock.c line 1603 +p ' >
<debugfs>/dynamic_debug/control
nullarbor:~ # echo -n 'file svcsock.c line 1603 +p' >
<debugfs>/dynamic_debug/control
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 14ffef04113c..0464a41cbf3b 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -653,6 +653,9 @@
cpuidle.off=1 [CPU_IDLE]
disable the cpuidle sub-system
+ cpufreq.off=1 [CPU_FREQ]
+ disable the cpufreq sub-system
+
cpu_init_udelay=N
[X86] Delay for N microsec between assert and de-assert
of APIC INIT to start processors. This delay occurs
@@ -957,6 +960,12 @@
serial port must already be setup and configured.
Options are not yet supported.
+ lantiq,<addr>
+ Start an early, polled-mode console on a lantiq serial
+ (lqasc) port at the specified address. The serial port
+ must already be setup and configured. Options are not
+ yet supported.
+
lpuart,<addr>
lpuart32,<addr>
Use early console provided by Freescale LP UART driver
@@ -970,9 +979,10 @@
address. The serial port must already be setup
and configured. Options are not yet supported.
- earlyprintk= [X86,SH,BLACKFIN,ARM,M68k]
+ earlyprintk= [X86,SH,BLACKFIN,ARM,M68k,S390]
earlyprintk=vga
earlyprintk=efi
+ earlyprintk=sclp
earlyprintk=xen
earlyprintk=serial[,ttySn[,baudrate]]
earlyprintk=serial[,0x...[,baudrate]]
@@ -1007,6 +1017,8 @@
The xen output can only be used by Xen PV guests.
+ The sclp output can only be used on s390.
+
edac_report= [HW,EDAC] Control how to report EDAC event
Format: {"on" | "off" | "force"}
on: enable EDAC to report H/W event. May be overridden
@@ -1174,6 +1186,12 @@
functions that can be changed at run time by the
set_graph_notrace file in the debugfs tracing directory.
+ ftrace_graph_max_depth=<uint>
+ [FTRACE] Used with the function graph tracer. This is
+ the max depth it will trace into a function. This value
+ can be changed at run time by the max_graph_depth file
+ in the tracefs tracing directory. default: 0 (no limit)
+
gamecon.map[2|3]=
[HW,JOY] Multisystem joystick and NES/SNES/PSX pad
support via parallel port (up to 5 devices per port)
@@ -1192,6 +1210,10 @@
When zero, profiling data is discarded and associated
debugfs files are removed at module unload time.
+ goldfish [X86] Enable the goldfish android emulator platform.
+ Don't use this when you are not running on the
+ android emulator
+
gpt [EFI] Forces disk with valid GPT signature but
invalid Protective MBR to be treated as GPT. If the
primary GPT is corrupted, it enables the backup/alternate
@@ -3681,6 +3703,14 @@
last alloc / free. For more information see
Documentation/vm/slub.txt.
+ slub_memcg_sysfs= [MM, SLUB]
+ Determines whether to enable sysfs directories for
+ memory cgroup sub-caches. 1 to enable, 0 to disable.
+ The default is determined by CONFIG_SLUB_MEMCG_SYSFS_ON.
+ Enabling this can lead to a very high number of debug
+ directories and files being created under
+ /sys/kernel/slub.
+
slub_max_order= [MM, SLUB]
Determines the maximum allowed order for slabs.
A high setting may cause OOMs due to memory
diff --git a/Documentation/admin-guide/md.rst b/Documentation/admin-guide/md.rst
index e449fb5f277c..1e61bf50595c 100644
--- a/Documentation/admin-guide/md.rst
+++ b/Documentation/admin-guide/md.rst
@@ -725,3 +725,8 @@ These currently include:
to 1. Setting this to 0 disables bypass accounting and
requires preread stripes to wait until all full-width stripe-
writes are complete. Valid values are 0 to stripe_cache_size.
+
+ journal_mode (currently raid5 only)
+ The cache mode for raid5. raid5 could include an extra disk for
+ caching. The mode can be "write-throuth" and "write-back". The
+ default is "write-through".
diff --git a/Documentation/admin-guide/ras.rst b/Documentation/admin-guide/ras.rst
index 9939348bd4a3..1b90c6f00a92 100644
--- a/Documentation/admin-guide/ras.rst
+++ b/Documentation/admin-guide/ras.rst
@@ -81,7 +81,7 @@ That defines some categories of errors:
still run, eventually replacing the affected hardware by a hot spare,
if available.
- Also, when an error happens on an userspace process, it is also possible to
+ Also, when an error happens on a userspace process, it is also possible to
kill such process and let userspace restart it.
The mechanism for handling non-fatal errors is usually complex and may