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[PATCH] RTC: Remove RTC UIP synchronization on Alpha 

The sync may still be needed for CPU clock calibration but we don't sync in
the regular case.

Signed-off-by: Matt Mackall <mpm@selenic.com>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Matt Mackall 2006-03-28 01:56:09 -08:00 committed by Linus Torvalds
parent 356a9ce118
commit 4c2e6f6a06
1 changed files with 2 additions and 1 deletions
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arch/alpha/kernel/time.c
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@ -314,10 +314,11 @@ time_init(void)
if (!est_cycle_freq)
est_cycle_freq = validate_cc_value(calibrate_cc_with_pit());
cc1 = rpcc_after_update_in_progress();
cc1 = rpcc();
/* Calibrate CPU clock -- attempt #2. */
if (!est_cycle_freq) {
cc1 = rpcc_after_update_in_progress();
cc2 = rpcc_after_update_in_progress();
est_cycle_freq = validate_cc_value(cc2 - cc1);
cc1 = cc2;