From: Cliff Wickman Signed-off-by: Cliff Wickman Cc: Oleg Nesterov Cc: Christoph Lameter Cc: Paul Jackson Cc: Ingo Molnar Signed-off-by: Andrew Morton --- Documentation/cpu-hotplug.txt | 4 +++- 1 files changed, 3 insertions(+), 1 deletion(-) diff -puN Documentation/cpu-hotplug.txt~hotplug-cpu-migrate-a-task-within-its-cpuset-doc Documentation/cpu-hotplug.txt --- a/Documentation/cpu-hotplug.txt~hotplug-cpu-migrate-a-task-within-its-cpuset-doc +++ a/Documentation/cpu-hotplug.txt @@ -220,7 +220,9 @@ A: The following happen, listed in no pa CPU_DOWN_PREPARE or CPU_DOWN_PREPARE_FROZEN, depending on whether or not the CPU is being offlined while tasks are frozen due to a suspend operation in progress -- All process is migrated away from this outgoing CPU to a new CPU +- All processes are migrated away from this outgoing CPU to new CPUs. + The new CPU is chosen from each process' current cpuset, which may be + a subset of all online CPUs. - All interrupts targeted to this CPU is migrated to a new CPU - timers/bottom half/task lets are also migrated to a new CPU - Once all services are migrated, kernel calls an arch specific routine _