Techwizz/kernel-fxtec-pro1x
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[MIPS] Increase cp0 compare clockevent min_delta_ns from 0x30 to 0x300.

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Extremly low values are of dubious usefulness anyway but in this case
they actually were killing Qemu which simply wasn't able to complete
mips_next_event() within 0x30 100MHz cycles even on fast hosts.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Ralf Baechle 2007-10-16 11:35:11 +01:00
parent 64bfca5cd8
commit 8bb00d83d8
1 changed files with 1 additions and 1 deletions
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arch/mips/kernel/time.c
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@ -421,7 +421,7 @@ void __cpuinit mips_clockevent_init(void)
cd->mult = div_sc((unsigned long) mips_freq, NSEC_PER_SEC, 32);
cd->shift = 32;
cd->max_delta_ns = clockevent_delta2ns(0x7fffffff, cd);
cd->min_delta_ns = clockevent_delta2ns(0x30, cd);
cd->min_delta_ns = clockevent_delta2ns(0x300, cd);
cd->rating = 300;
cd->irq = irq;