Searched hist:"27 ce4cb4a0c7cf59b9a9952266883862f2e4c99f" (Results 1 – 3 of 3) sorted by relevance
/openbmc/linux/kernel/time/ |
H A D | tick-internal.h | diff 27ce4cb4a0c7cf59b9a9952266883862f2e4c99f Mon Sep 22 12:04:02 CDT 2008 Thomas Gleixner <tglx@linutronix.de> clockevents: prevent mode mismatch on cpu online
Impact: timer hang on CPU online observed on AMD C1E systems
When a CPU is brought online then the broadcast machinery can be in the one shot state already. Check this and setup the timer device of the new CPU in one shot mode so the broadcast code can pick up the next_event value correctly.
Another AMD C1E oddity, as we switch to broadcast immediately and not after the full bring up via the ACPI cpu idle code.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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H A D | tick-common.c | diff 27ce4cb4a0c7cf59b9a9952266883862f2e4c99f Mon Sep 22 12:04:02 CDT 2008 Thomas Gleixner <tglx@linutronix.de> clockevents: prevent mode mismatch on cpu online
Impact: timer hang on CPU online observed on AMD C1E systems
When a CPU is brought online then the broadcast machinery can be in the one shot state already. Check this and setup the timer device of the new CPU in one shot mode so the broadcast code can pick up the next_event value correctly.
Another AMD C1E oddity, as we switch to broadcast immediately and not after the full bring up via the ACPI cpu idle code.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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H A D | tick-broadcast.c | diff 27ce4cb4a0c7cf59b9a9952266883862f2e4c99f Mon Sep 22 12:04:02 CDT 2008 Thomas Gleixner <tglx@linutronix.de> clockevents: prevent mode mismatch on cpu online
Impact: timer hang on CPU online observed on AMD C1E systems
When a CPU is brought online then the broadcast machinery can be in the one shot state already. Check this and setup the timer device of the new CPU in one shot mode so the broadcast code can pick up the next_event value correctly.
Another AMD C1E oddity, as we switch to broadcast immediately and not after the full bring up via the ACPI cpu idle code.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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