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MN10300: Make the FPU operate in non-lazy mode under SMP
authorAkira Takeuchi <takeuchi.akr@jp.panasonic.com>
Wed, 27 Oct 2010 16:28:52 +0000 (17:28 +0100)
committerDavid Howells <dhowells@redhat.com>
Wed, 27 Oct 2010 16:28:52 +0000 (17:28 +0100)
commit278d91c4609d55202c1e63d5fc5f01466cc7bbab
tree8b0c863837508959430c1741e2e5a2d37d2890d4tree | snapshot (tar.gz zip)
parent965ea4bbb9ae926358273368144ba838c561bc38commit | diff
MN10300: Make the FPU operate in non-lazy mode under SMP

Make the FPU operate in non-lazy mode under SMP so that when the process that
is currently using the FPU migrates to a different CPU, we don't have to ping
its previous CPU to flush the FPU context.

Signed-off-by: Akira Takeuchi <takeuchi.akr@jp.panasonic.com>
Signed-off-by: Kiyoshi Owada <owada.kiyoshi@jp.panasonic.com>
Signed-off-by: David Howells <dhowells@redhat.com>
14 files changed:
arch/mn10300/Kconfig diff | blob | blame | history
arch/mn10300/include/asm/elf.h diff | blob | blame | history
arch/mn10300/include/asm/exceptions.h diff | blob | blame | history
arch/mn10300/include/asm/fpu.h diff | blob | blame | history
arch/mn10300/include/asm/processor.h diff | blob | blame | history
arch/mn10300/include/asm/system.h diff | blob | blame | history
arch/mn10300/kernel/Makefile diff | blob | blame | history
arch/mn10300/kernel/asm-offsets.c diff | blob | blame | history
arch/mn10300/kernel/fpu-low.S diff | blob | blame | history
arch/mn10300/kernel/fpu-nofpu-low.S [new file with mode: 0644] blob
arch/mn10300/kernel/fpu-nofpu.c [new file with mode: 0644] blob
arch/mn10300/kernel/fpu.c diff | blob | blame | history
arch/mn10300/kernel/traps.c diff | blob | blame | history
arch/mn10300/proc-mn103e010/proc-init.c diff | blob | blame | history