s390/kernel: use test_fp_ctl() to verify the floating-point control word
authorHendrik Brueckner <brueckner@linux.vnet.ibm.com>
Tue, 28 Apr 2015 09:30:40 +0000 (11:30 +0200)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Wed, 22 Jul 2015 07:57:59 +0000 (09:57 +0200)
commit4084eb7767418861a81d9e24d222f2536537f58e
treee533df4cfdf143e99de369174ff39700b3d38fca
parent2e54dc3c7dadd4d012f132b1a2b3ab89d9a48cc2
s390/kernel: use test_fp_ctl() to verify the floating-point control word

Use the test_fp_ctl() to test the floating-point control word
for validity and use restore_fp_ctl() to set it in load_sigregs.

Signed-off-by: Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
arch/s390/include/asm/switch_to.h
arch/s390/kernel/compat_signal.c
arch/s390/kernel/signal.c