Re: 1000HZ ticks for x86 in the 2.5-tree
H}kan Hjort <[email protected]>
| Newsgroups | gmane.comp.video.ogle.devel |
|---|---|
| Message-ID | <[email protected]> |
Mon Jul 08 2002, Kai Vehmanen wrote: > Here's one interesting commit in the 2.5-tree: > > --cut-- > D 1.2 02/07/01 14:41:36-07:00 [email protected] 3 2 00006/00004/00020 > P include/asm-i386/param.h > C Make Linux/x86 tick at 1kHz instead of 100Hz. > C > C Export the deprecated clock_t frequency (100HZ) as USER_HZ. > -- > Yes. This is a good thing. Apparently vektor asked Linus to do this at OLS last week. > RTC is still more accurate, but on the other hand, you don't need root > privileges to take advantage of the 1kHz ticks! > How do you mean 'RTC is still more accurate'? That you can get higher interrupt rates than 1k out of it, or what? Since the displayrates are close to 100Hz, everything above 200/300Hz will be enough. -- Håkan Hjort