util-vserver-0.30.208

[util-vserver.git] / kernel / sched_def.h

diff --git a/kernel/sched_def.h b/kernel/sched_def.h
new file mode 100644 (file)
index 0000000..3a57761
--- /dev/null
+++ b/kernel/sched_def.h
@@ -0,0 +1,38 @@
+#ifndef _VX_SCHED_DEF_H
+#define _VX_SCHED_DEF_H
+
+#include <linux/spinlock.h>
+#include <linux/jiffies.h>
+#include <linux/cpumask.h>
+#include <asm/atomic.h>
+#include <asm/param.h>
+
+
+struct _vx_ticks {
+       uint64_t user_ticks;            /* token tick events */
+       uint64_t sys_ticks;             /* token tick events */
+       uint64_t hold_ticks;            /* token ticks paused */
+       uint64_t unused[5];             /* cacheline ? */
+};
+
+/* context sub struct */
+
+struct _vx_sched {
+       atomic_t tokens;                /* number of CPU tokens */
+       spinlock_t tokens_lock;         /* lock for token bucket */
+
+       int fill_rate;                  /* Fill rate: add X tokens... */
+       int interval;                   /* Divisor:   per Y jiffies   */
+       int tokens_min;                 /* Limit:     minimum for unhold */
+       int tokens_max;                 /* Limit:     no more than N tokens */
+       uint32_t jiffies;               /* last time accounted */
+
+       int priority_bias;              /* bias offset for priority */
+       int vavavoom;                   /* last calculated vavavoom */
+
+       cpumask_t cpus_allowed;         /* cpu mask for context */
+
+       struct _vx_ticks cpu[NR_CPUS];
+};
+
+#endif /* _VX_SCHED_DEF_H */