diff options
Diffstat (limited to 'Documentation/admin-guide')
| -rw-r--r-- | Documentation/admin-guide/README.rst | 4 | ||||
| -rw-r--r-- | Documentation/admin-guide/dynamic-debug-howto.rst | 4 | ||||
| -rw-r--r-- | Documentation/admin-guide/kernel-parameters.txt | 23 |
3 files changed, 26 insertions, 5 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 635d11135090..986e44387dad 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -957,6 +957,12 @@ 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 +976,10 @@ 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 +1014,8 @@ 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 @@ -1192,6 +1201,10 @@ 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 +3694,14 @@ 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 |