Revision c4e1acbb35e4a3838cdfc0e7f8237e844aff00b6 authored by Rafael J. Wysocki on 12 March 2014, 23:22:58 UTC, committed by Rafael J. Wysocki on 12 March 2014, 23:53:51 UTC
Commit 73f7d1ca3263 (ACPI / init: Run acpi_early_init() before
timekeeping_init()) optimistically moved the early ACPI initialization
before timekeeping_init(), but that didn't work, because it broke fast
TSC calibration for Julian Wollrath on Thinkpad x121e (and most likely
for others too).  The reason is that acpi_early_init() enables the SCI
and that interferes with the fast TSC calibration mechanism.

Thus follow the original idea to execute acpi_early_init() before
efi_enter_virtual_mode() to help the EFI people for now and we can
revisit the other problem that commit 73f7d1ca3263 attempted to
address in the future (if really necessary).

Fixes: 73f7d1ca3263 (ACPI / init: Run acpi_early_init() before timekeeping_init())
Reported-by: Julian Wollrath <jwollrath@web.de>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
1 parent fa389e2
History
File Mode Size
trigger
Kconfig -rw-r--r-- 14.8 KB
Makefile -rw-r--r-- 2.5 KB
dell-led.c -rw-r--r-- 4.2 KB
led-class.c -rw-r--r-- 7.3 KB
led-core.c -rw-r--r-- 3.1 KB
led-triggers.c -rw-r--r-- 8.3 KB
leds-88pm860x.c -rw-r--r-- 6.1 KB
leds-adp5520.c -rw-r--r-- 5.4 KB
leds-asic3.c -rw-r--r-- 4.6 KB
leds-atmel-pwm.c -rw-r--r-- 3.5 KB
leds-bd2802.c -rw-r--r-- 20.6 KB
leds-blinkm.c -rw-r--r-- 20.5 KB
leds-clevo-mail.c -rw-r--r-- 5.4 KB
leds-cobalt-qube.c -rw-r--r-- 1.9 KB
leds-cobalt-raq.c -rw-r--r-- 3.2 KB
leds-da903x.c -rw-r--r-- 4.2 KB
leds-da9052.c -rw-r--r-- 5.1 KB
leds-dac124s085.c -rw-r--r-- 3.1 KB
leds-fsg.c -rw-r--r-- 5.1 KB
leds-gpio-register.c -rw-r--r-- 1.3 KB
leds-gpio.c -rw-r--r-- 7.5 KB
leds-hp6xx.c -rw-r--r-- 2.2 KB
leds-lm3530.c -rw-r--r-- 12.9 KB
leds-lm3533.c -rw-r--r-- 18.4 KB
leds-lm355x.c -rw-r--r-- 13.9 KB
leds-lm3642.c -rw-r--r-- 12.0 KB
leds-locomo.c -rw-r--r-- 2.3 KB
leds-lp3944.c -rw-r--r-- 10.9 KB
leds-lp5521.c -rw-r--r-- 15.7 KB
leds-lp5523.c -rw-r--r-- 20.4 KB
leds-lp5562.c -rw-r--r-- 14.8 KB
leds-lp55xx-common.c -rw-r--r-- 13.9 KB
leds-lp55xx-common.h -rw-r--r-- 5.9 KB
leds-lp8501.c -rw-r--r-- 9.5 KB
leds-lp8788.c -rw-r--r-- 4.3 KB
leds-lt3593.c -rw-r--r-- 4.7 KB
leds-max8997.c -rw-r--r-- 8.0 KB
leds-mc13783.c -rw-r--r-- 6.4 KB
leds-net48xx.c -rw-r--r-- 2.1 KB
leds-netxbig.c -rw-r--r-- 10.6 KB
leds-ns2.c -rw-r--r-- 9.3 KB
leds-ot200.c -rw-r--r-- 3.0 KB
leds-pca9532.c -rw-r--r-- 12.0 KB
leds-pca955x.c -rw-r--r-- 9.8 KB
leds-pca963x.c -rw-r--r-- 11.9 KB
leds-pca9685.c -rw-r--r-- 5.3 KB
leds-pwm.c -rw-r--r-- 5.7 KB
leds-rb532.c -rw-r--r-- 1.5 KB
leds-regulator.c -rw-r--r-- 5.1 KB
leds-s3c24xx.c -rw-r--r-- 3.2 KB
leds-ss4200.c -rw-r--r-- 14.4 KB
leds-sunfire.c -rw-r--r-- 5.8 KB
leds-tca6507.c -rw-r--r-- 21.8 KB
leds-wm831x-status.c -rw-r--r-- 7.6 KB
leds-wm8350.c -rw-r--r-- 5.6 KB
leds-wrap.c -rw-r--r-- 3.2 KB
leds.h -rw-r--r-- 1.7 KB

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