s390: calculate loops_per_jiffies with fp instructions

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Implement calculation of loops_per_jiffies with fp instructions which
are available on all 64 bit machines.
To save and restore floating point register context use the new vx support
functions.

Reviewed-by: Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

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Heiko Carstens 2015-07-01 13:19:19 +02:00 • committed by Martin Schwidefsky

parent a086171ad8

commit 9c203239c5

1 changed files with 21 additions and 17 deletions

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arch/s390/kernel/sysinfo.c

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