Messages in this thread Patch in this message | | | Date | Tue, 12 Oct 2010 12:24:45 -0700 | Subject | Kconfig.preempt advertises no longer existing hardirq-preempt option and related proc entries. | From | Blaise Gassend <> |
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Seems like the documentation for PREEMPT_HARDIRQS has fallen behind the code. I would like to submit the following patch to fix that situation. Anybody happen to know why the option and proc entry were removed? I would have loved to have used them...
Signed-off-by: Blaise Gassend <blaise@willowgarage.com>
diff -ru linux-2.6.33.7-rt29/kernel/Kconfig.preempt linux-2.6.33.7-rt29-modified/kernel/Kconfig.preempt --- linux-2.6.33.7-rt29/kernel/Kconfig.preempt 2010-10-12 09:59:18.335119093 -0700 +++ linux-2.6.33.7-rt29-modified/kernel/Kconfig.preempt 2010-10-12 10:01:17.185554319 -0700 @@ -113,10 +113,4 @@ in their own kernel thread context. While this helps latency, this feature can also reduce performance.
- The threading of hardirqs can also be controlled via the - /proc/sys/kernel/hardirq_preemption runtime flag and the - hardirq-preempt=0/1 boot-time option. Per-irq threading can - be enabled/disable via the /proc/irq/<IRQ>/<handler>/threaded - runtime flags. - Say N if you are unsure. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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