1 files changed, 22 insertions, 0 deletions

diff --git a/include/asm-mips/processor.h b/include/asm-mips/processor.h
index 39d2bd50fece..0fb75f0762e0 100644
--- a/include/asm-mips/processor.h
+++ b/include/asm-mips/processor.h
@@ -12,6 +12,7 @@
 #define _ASM_PROCESSOR_H
 
 #include <linux/config.h>
+#include <linux/cpumask.h>
 #include <linux/threads.h>
 
 #include <asm/cachectl.h>
@@ -107,6 +108,10 @@ struct mips_dsp_state {
 
 #define INIT_DSP {{0,},}
 
+#define INIT_CPUMASK { \
+        {0,} \
+}
+
 typedef struct {
         unsigned long seg;
 } mm_segment_t;
@@ -129,6 +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;
@@ -142,6 +153,7 @@ struct thread_struct {
 #define MF_LOGADE       2               /* Log address errors to syslog */
 #define MF_32BIT_REGS   4               /* also implies 16/32 fprs */
 #define MF_32BIT_ADDR   8               /* 32-bit address space (o32/n32) */
+#define MF_FPUBOUND     0x10            /* thread bound to FPU-full CPU set */
         unsigned long mflags;
         unsigned long irix_trampoline;  /* Wheee... */
         unsigned long irix_oldctx;
@@ -153,6 +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 \
@@ -168,6 +186,10 @@ struct thread_struct {
          */ \
         INIT_FPU, \
         /* \
+         * fpu affinity state (null if not FPAFF) \
+         */ \
+        FPAFF_INIT \
+        /* \
          * saved dsp/dsp emulator stuff \
          */ \
         INIT_DSP, \