Messages in this thread | | | Date | Tue, 10 Apr 2001 00:31:08 +0200 (CEST) | From | Mikulas Patocka <> | Subject | Re: No 100 HZ timer ! |
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> > this is one of linux biggest weaknesses. the fixed interval timer is a > > throwback. it should be replaced with a variable interval timer with interrupts > > on demand for any system with a cpu sane/modern enough to have an on-chip > > interrupting decrementer. (i.e just about any modern chip) > > Its worth doing even on the ancient x86 boards with the PIT.
Note that programming the PIT is sloooooooow and doing it on every timer add_timer/del_timer would be a pain.
Mikulas
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