[PATCH 1/4] sparc: Disable FPU in interrupt context

Sebastian Huber sebastian.huber at embedded-brains.de
Fri May 29 15:48:30 UTC 2015


----- Gedare Bloom <gedare at gwu.edu> schrieb:
> I am missing something. When an interrupt happens, it disables
> floating point. Where does fp get re-enabled afterward?

It gets enabled later when the original PSR is restored.

-- 
Sebastian Huber, embedded brains GmbH

Address : Dornierstr. 4, D-82178 Puchheim, Germany
Phone   : +49 89 189 47 41-16
Fax     : +49 89 189 47 41-09
E-Mail  : sebastian.huber at embedded-brains.de
PGP     : Public key available on request.

Diese Nachricht ist keine geschäftliche Mitteilung im Sinne des EHUG.



More information about the devel mailing list