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author | Ingo Molnar <mingo@elte.hu> | 2008-07-14 10:11:02 -0400 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-07-14 10:11:02 -0400 |
commit | d14c8a680ccfdeb5e7b9be4d61162c2b373bd1e8 (patch) | |
tree | 38cead29b9b34b9d26b5cfe7b2c2673d6f7ac052 /Documentation | |
parent | d59fdcf2ac501de99c3dfb452af5e254d4342886 (diff) | |
parent | 873a6ed6288b6c2c0d2cc84d3b2bf2fab9ba0181 (diff) |
Merge branch 'sched/for-linus' into tracing/for-linus
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 a9e990ab980f..373ceacc367e 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 | |||
61 | arch_init_sched_domains function. This function will attach domains to all | 61 | arch_init_sched_domains function. This function will attach domains to all |
62 | CPUs using cpu_attach_domain. | 62 | CPUs using cpu_attach_domain. |
63 | 63 | ||
64 | Implementors should change the line | 64 | The sched-domains debugging infrastructure can be enabled by enabling |
65 | #undef SCHED_DOMAIN_DEBUG | 65 | CONFIG_SCHED_DEBUG. This enables an error checking parse of the sched domains |
66 | to | ||
67 | #define SCHED_DOMAIN_DEBUG | ||
68 | in kernel/sched.c as this enables an error checking parse of the sched domains | ||
69 | which should catch most possible errors (described above). It also prints out | 66 | which should catch most possible errors (described above). It also prints out |
70 | the domain structure in a visual format. | 67 | the domain structure in a visual format. |
diff --git a/Documentation/scheduler/sched-rt-group.txt b/Documentation/scheduler/sched-rt-group.txt index 14f901f639ee..3ef339f491e0 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 = | |||
51 | 0.00015s. So this group can be scheduled with a period of 0.005s and a run time | 51 | 0.00015s. So this group can be scheduled with a period of 0.005s and a run time |
52 | of 0.00015s. | 52 | of 0.00015s. |
53 | 53 | ||
54 | The remaining CPU time will be used for user input and other tass. Because | 54 | The remaining CPU time will be used for user input and other tasks. Because |
55 | realtime tasks have explicitly allocated the CPU time they need to perform | 55 | realtime tasks have explicitly allocated the CPU time they need to perform |
56 | their tasks, buffer underruns in the graphocs or audio can be eliminated. | 56 | their tasks, buffer underruns in the graphics or audio can be eliminated. |
57 | 57 | ||
58 | NOTE: the above example is not fully implemented as of yet (2.6.25). We still | 58 | NOTE: the above example is not fully implemented as of yet (2.6.25). We still |
59 | lack an EDF scheduler to make non-uniform periods usable. | 59 | lack an EDF scheduler to make non-uniform periods usable. |