s390/kernel: dynamically allocate FP register save area
authorHendrik Brueckner <brueckner@linux.vnet.ibm.com>
Thu, 11 Jun 2015 14:57:20 +0000 (16:57 +0200)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Wed, 22 Jul 2015 07:58:00 +0000 (09:58 +0200)
commit155e839a814834a3b4b31e729f4716e59d3d2dd4
treee23d3bd009812c8a46caa418d42bf2a18ec6d39c
parent904818e2f229f3d94ec95f6932a6358c81e73d78
s390/kernel: dynamically allocate FP register save area

Make the floating-point save area dynamically allocated and uses a flag
to distinguish whether a task uses floating-point or vector registers.

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