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author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-07-14 13:54:49 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-07-14 13:54:49 -0700 |
commit | 17489c058e8c63ab5ebdc67ab52ca70d1bc270b1 (patch) | |
tree | d0e0a3503967b11f6e86ebfaddf103a82fbea38f /Documentation | |
parent | a3da5bf84a97d48cfaf66c6842470fc403da5121 (diff) | |
parent | 873a6ed6288b6c2c0d2cc84d3b2bf2fab9ba0181 (diff) | |
download | op-kernel-dev-17489c058e8c63ab5ebdc67ab52ca70d1bc270b1.zip op-kernel-dev-17489c058e8c63ab5ebdc67ab52ca70d1bc270b1.tar.gz |
Merge branch 'sched/for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'sched/for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (76 commits)
sched_clock: and multiplier for TSC to gtod drift
sched_clock: record TSC after gtod
sched_clock: only update deltas with local reads.
sched_clock: fix calculation of other CPU
sched_clock: stop maximum check on NO HZ
sched_clock: widen the max and min time
sched_clock: record from last tick
sched: fix accounting in task delay accounting & migration
sched: add avg-overlap support to RT tasks
sched: terminate newidle balancing once at least one task has moved over
sched: fix warning
sched: build fix
sched: sched_clock_cpu() based cpu_clock(), lockdep fix
sched: export cpu_clock
sched: make sched_{rt,fair}.c ifdefs more readable
sched: bias effective_load() error towards failing wake_affine().
sched: incremental effective_load()
sched: correct wakeup weight calculations
sched: fix mult overflow
sched: update shares on wakeup
...
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/scheduler/sched-domains.txt | 7 | ||||
-rw-r--r-- | Documentation/scheduler/sched-rt-group.txt | 4 |
2 files changed, 4 insertions, 7 deletions
diff --git a/Documentation/scheduler/sched-domains.txt b/Documentation/scheduler/sched-domains.txt index a9e990a..373ceac 100644 --- a/Documentation/scheduler/sched-domains.txt +++ b/Documentation/scheduler/sched-domains.txt @@ -61,10 +61,7 @@ builder by #define'ing ARCH_HASH_SCHED_DOMAIN, and exporting your arch_init_sched_domains function. This function will attach domains to all CPUs using cpu_attach_domain. -Implementors should change the line -#undef SCHED_DOMAIN_DEBUG -to -#define SCHED_DOMAIN_DEBUG -in kernel/sched.c as this enables an error checking parse of the sched domains +The sched-domains debugging infrastructure can be enabled by enabling +CONFIG_SCHED_DEBUG. This enables an error checking parse of the sched domains which should catch most possible errors (described above). It also prints out the domain structure in a visual format. diff --git a/Documentation/scheduler/sched-rt-group.txt b/Documentation/scheduler/sched-rt-group.txt index 14f901f..3ef339f 100644 --- a/Documentation/scheduler/sched-rt-group.txt +++ b/Documentation/scheduler/sched-rt-group.txt @@ -51,9 +51,9 @@ needs only about 3% CPU time to do so, it can do with a 0.03 * 0.005s = 0.00015s. So this group can be scheduled with a period of 0.005s and a run time of 0.00015s. -The remaining CPU time will be used for user input and other tass. Because +The remaining CPU time will be used for user input and other tasks. Because realtime tasks have explicitly allocated the CPU time they need to perform -their tasks, buffer underruns in the graphocs or audio can be eliminated. +their tasks, buffer underruns in the graphics or audio can be eliminated. NOTE: the above example is not fully implemented as of yet (2.6.25). We still lack an EDF scheduler to make non-uniform periods usable. |