Messages in this thread Patch in this message |  | | From | Peter De Schrijver <> | | Subject | [PATCH 1/3] kernel: add calibration_delay_done() | | Date | Tue, 20 May 2014 18:36:09 +0300 |
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Add calibration_delay_done() call and dummy implementation. This allows architectures to stop accepting registrations for new timer based delay functions.
Signed-off-by: Peter De Schrijver <pdeschrijver@nvidia.com> --- init/calibrate.c | 12 ++++++++++++ 1 files changed, 12 insertions(+), 0 deletions(-)
diff --git a/init/calibrate.c b/init/calibrate.c index 520702d..31cae76 100644 --- a/init/calibrate.c +++ b/init/calibrate.c @@ -262,6 +262,16 @@ unsigned long __attribute__((weak)) calibrate_delay_is_known(void) return 0; } +/* + * Indicate the cpu delay calibration is done. This can be used by + * architectures to stop accepting delay timer registrations after this point. + */ + +void __attribute__((weak)) calibration_delay_done(void) +{ + return; +} + void calibrate_delay(void) { unsigned long lpj; @@ -301,4 +311,6 @@ void calibrate_delay(void) loops_per_jiffy = lpj; printed = true; + + calibration_delay_done(); } -- 1.7.7.rc0.72.g4b5ea.dirty
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