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[MIPS] FPU affinity for MT ASE.

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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Ralf Baechle 2006-04-05 09:45:47 +01:00
commit f088fc84f9
10 changed files with 125 additions and 2 deletions
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16
include/asm-mips/processor.h
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@ -134,6 +134,12 @@ struct thread_struct {
/* Saved fpu/fpu emulator stuff. */
union mips_fpu_union fpu;
#ifdef CONFIG_MIPS_MT_FPAFF
/* Emulated instruction count */
unsigned long emulated_fp;
/* Saved per-thread scheduler affinity mask */
cpumask_t user_cpus_allowed;
#endif /* CONFIG_MIPS_MT_FPAFF */
/* Saved state of the DSP ASE, if available. */
struct mips_dsp_state dsp;
@ -159,6 +165,12 @@ struct thread_struct {
#define MF_N32 MF_32BIT_ADDR
#define MF_N64 0
#ifdef CONFIG_MIPS_MT_FPAFF
#define FPAFF_INIT 0, INIT_CPUMASK,
#else
#define FPAFF_INIT
#endif /* CONFIG_MIPS_MT_FPAFF */
#define INIT_THREAD { \
/* \
* saved main processor registers \
@ -173,6 +185,10 @@ struct thread_struct {
* saved fpu/fpu emulator stuff \
*/ \
INIT_FPU, \
/* \
* fpu affinity state (null if not FPAFF) \
*/ \
FPAFF_INIT \
/* \
* saved dsp/dsp emulator stuff \
*/ \