diff options
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/DocBook/kernel-api.tmpl | 9 | ||||
| -rw-r--r-- | Documentation/SubmittingPatches | 10 | ||||
| -rw-r--r-- | Documentation/accounting/delay-accounting.txt | 10 | ||||
| -rw-r--r-- | Documentation/cpu-hotplug.txt | 12 | ||||
| -rw-r--r-- | Documentation/devices.txt | 8 | ||||
| -rw-r--r-- | Documentation/initrd.txt | 16 | ||||
| -rw-r--r-- | Documentation/kbuild/makefiles.txt | 14 | ||||
| -rw-r--r-- | Documentation/kernel-parameters.txt | 4 | ||||
| -rw-r--r-- | Documentation/x86_64/boot-options.txt | 7 |
9 files changed, 68 insertions, 22 deletions
diff --git a/Documentation/DocBook/kernel-api.tmpl b/Documentation/DocBook/kernel-api.tmpl index 1ae4dc0fd856..f8fe882e33dc 100644 --- a/Documentation/DocBook/kernel-api.tmpl +++ b/Documentation/DocBook/kernel-api.tmpl @@ -59,6 +59,9 @@ !Iinclude/linux/hrtimer.h !Ekernel/hrtimer.c </sect1> + <sect1><title>Workqueues and Kevents</title> +!Ekernel/workqueue.c + </sect1> <sect1><title>Internal Functions</title> !Ikernel/exit.c !Ikernel/signal.c @@ -300,7 +303,7 @@ X!Ekernel/module.c </sect1> <sect1><title>Resources Management</title> -!Ekernel/resource.c +!Ikernel/resource.c </sect1> <sect1><title>MTRR Handling</title> @@ -312,9 +315,7 @@ X!Ekernel/module.c !Edrivers/pci/pci-driver.c !Edrivers/pci/remove.c !Edrivers/pci/pci-acpi.c -<!-- kerneldoc does not understand __devinit -X!Edrivers/pci/search.c - --> +!Edrivers/pci/search.c !Edrivers/pci/msi.c !Edrivers/pci/bus.c <!-- FIXME: Removed for now since no structured comments in source diff --git a/Documentation/SubmittingPatches b/Documentation/SubmittingPatches index c2c85bcb3d43..2cd7f02ffd0b 100644 --- a/Documentation/SubmittingPatches +++ b/Documentation/SubmittingPatches @@ -10,7 +10,9 @@ kernel, the process can sometimes be daunting if you're not familiar with "the system." This text is a collection of suggestions which can greatly increase the chances of your change being accepted. -If you are submitting a driver, also read Documentation/SubmittingDrivers. +Read Documentation/SubmitChecklist for a list of items to check +before submitting code. If you are submitting a driver, also read +Documentation/SubmittingDrivers. @@ -74,9 +76,6 @@ There are a number of scripts which can aid in this: Quilt: http://savannah.nongnu.org/projects/quilt -Randy Dunlap's patch scripts: -http://www.xenotime.net/linux/scripts/patching-scripts-002.tar.gz - Andrew Morton's patch scripts: http://www.zip.com.au/~akpm/linux/patches/ Instead of these scripts, quilt is the recommended patch management @@ -484,7 +483,7 @@ Greg Kroah-Hartman "How to piss off a kernel subsystem maintainer". <http://www.kroah.com/log/2005/10/19/> <http://www.kroah.com/log/2006/01/11/> -NO!!!! No more huge patch bombs to linux-kernel@vger.kernel.org people!. +NO!!!! No more huge patch bombs to linux-kernel@vger.kernel.org people! <http://marc.theaimsgroup.com/?l=linux-kernel&m=112112749912944&w=2> Kernel Documentation/CodingStyle @@ -493,4 +492,3 @@ Kernel Documentation/CodingStyle Linus Torvald's mail on the canonical patch format: <http://lkml.org/lkml/2005/4/7/183> -- -Last updated on 17 Nov 2005. diff --git a/Documentation/accounting/delay-accounting.txt b/Documentation/accounting/delay-accounting.txt index be215e58423b..1443cd71d263 100644 --- a/Documentation/accounting/delay-accounting.txt +++ b/Documentation/accounting/delay-accounting.txt @@ -64,11 +64,13 @@ Compile the kernel with CONFIG_TASK_DELAY_ACCT=y CONFIG_TASKSTATS=y -Enable the accounting at boot time by adding -the following to the kernel boot options - delayacct +Delay accounting is enabled by default at boot up. +To disable, add + nodelayacct +to the kernel boot options. The rest of the instructions +below assume this has not been done. -and after the system has booted up, use a utility +After the system has booted up, use a utility similar to getdelays.c to access the delays seen by a given task or a task group (tgid). The utility also allows a given command to be diff --git a/Documentation/cpu-hotplug.txt b/Documentation/cpu-hotplug.txt index 1bcf69996c9d..bc107cb157a8 100644 --- a/Documentation/cpu-hotplug.txt +++ b/Documentation/cpu-hotplug.txt @@ -251,16 +251,24 @@ A: This is what you would need in your kernel code to receive notifications. return NOTIFY_OK; } - static struct notifier_block foobar_cpu_notifer = + static struct notifier_block __cpuinitdata foobar_cpu_notifer = { .notifier_call = foobar_cpu_callback, }; +You need to call register_cpu_notifier() from your init function. +Init functions could be of two types: +1. early init (init function called when only the boot processor is online). +2. late init (init function called _after_ all the CPUs are online). -In your init function, +For the first case, you should add the following to your init function register_cpu_notifier(&foobar_cpu_notifier); +For the second case, you should add the following to your init function + + register_hotcpu_notifier(&foobar_cpu_notifier); + You can fail PREPARE notifiers if something doesn't work to prepare resources. This will stop the activity and send a following CANCELED event back. diff --git a/Documentation/devices.txt b/Documentation/devices.txt index 4aaf68fafebe..66c725f530f3 100644 --- a/Documentation/devices.txt +++ b/Documentation/devices.txt @@ -2565,10 +2565,10 @@ Your cooperation is appreciated. 243 = /dev/usb/dabusb3 Fourth dabusb device 180 block USB block devices - 0 = /dev/uba First USB block device - 8 = /dev/ubb Second USB block device - 16 = /dev/ubc Thrid USB block device - ... + 0 = /dev/uba First USB block device + 8 = /dev/ubb Second USB block device + 16 = /dev/ubc Third USB block device + ... 181 char Conrad Electronic parallel port radio clocks 0 = /dev/pcfclock0 First Conrad radio clock diff --git a/Documentation/initrd.txt b/Documentation/initrd.txt index b1b6440237a6..15f1b35deb34 100644 --- a/Documentation/initrd.txt +++ b/Documentation/initrd.txt @@ -72,6 +72,22 @@ initrd adds the following new options: initrd is mounted as root, and the normal boot procedure is followed, with the RAM disk still mounted as root. +Compressed cpio images +---------------------- + +Recent kernels have support for populating a ramdisk from a compressed cpio +archive, on such systems, the creation of a ramdisk image doesn't need to +involve special block devices or loopbacks, you merely create a directory on +disk with the desired initrd content, cd to that directory, and run (as an +example): + +find . | cpio --quiet -c -o | gzip -9 -n > /boot/imagefile.img + +Examining the contents of an existing image file is just as simple: + +mkdir /tmp/imagefile +cd /tmp/imagefile +gzip -cd /boot/imagefile.img | cpio -imd --quiet Installation ------------ diff --git a/Documentation/kbuild/makefiles.txt b/Documentation/kbuild/makefiles.txt index 14ef3868a328..0706699c9da9 100644 --- a/Documentation/kbuild/makefiles.txt +++ b/Documentation/kbuild/makefiles.txt @@ -407,6 +407,20 @@ more details, with real examples. The second argument is optional, and if supplied will be used if first argument is not supported. + ld-option + ld-option is used to check if $(CC) when used to link object files + supports the given option. An optional second option may be + specified if first option are not supported. + + Example: + #arch/i386/kernel/Makefile + vsyscall-flags += $(call ld-option, -Wl$(comma)--hash-style=sysv) + + In the above example vsyscall-flags will be assigned the option + -Wl$(comma)--hash-style=sysv if it is supported by $(CC). + The second argument is optional, and if supplied will be used + if first argument is not supported. + cc-option cc-option is used to check if $(CC) support a given option, and not supported to use an optional second option. diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index e11f7728ec6f..b50595a0550f 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -448,8 +448,6 @@ running once the system is up. Format: <area>[,<node>] See also Documentation/networking/decnet.txt. - delayacct [KNL] Enable per-task delay accounting - dhash_entries= [KNL] Set number of hash buckets for dentry cache. @@ -1031,6 +1029,8 @@ running once the system is up. nocache [ARM] + nodelayacct [KNL] Disable per-task delay accounting + nodisconnect [HW,SCSI,M68K] Disables SCSI disconnects. noexec [IA-64] diff --git a/Documentation/x86_64/boot-options.txt b/Documentation/x86_64/boot-options.txt index 6887d44d2661..6da24e7a56cb 100644 --- a/Documentation/x86_64/boot-options.txt +++ b/Documentation/x86_64/boot-options.txt @@ -238,6 +238,13 @@ Debugging pagefaulttrace Dump all page faults. Only useful for extreme debugging and will create a lot of output. + call_trace=[old|both|newfallback|new] + old: use old inexact backtracer + new: use new exact dwarf2 unwinder + both: print entries from both + newfallback: use new unwinder but fall back to old if it gets + stuck (default) + Misc noreplacement Don't replace instructions with more appropriate ones |