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[S390] smp: delay idle task creation
authorHeiko Carstens <heiko.carstens@de.ibm.com>
Wed, 5 Jan 2011 11:48:08 +0000 (12:48 +0100)
committerMartin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com>
Wed, 5 Jan 2011 11:47:30 +0000 (12:47 +0100)
commitf230886b0b0f0ce604395481bea05f3c0ad8fc9e
tree939fd68ab2ed93420dcb0b439245b553763c2284tree | snapshot
parent09a8e7adcf960bd6a7204f3f3b377a89ce22efbfcommit | diff
[S390] smp: delay idle task creation

Delay idle task creation until a cpu gets set online instead of
creating them for all possible cpus at system startup.
For one cpu system this should safe more than 1 MB.
On my debug system with lots of debug stuff enabled this saves 2 MB.

Same as on x86.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
arch/s390/kernel/smp.c diff | blob | history
Linux for Marvell Sheeva based platforms