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Kernel updates since December 2009

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This commit is contained in:
Bahadir Balban
2010-03-25 01:12:40 +02:00
parent 16818191b3
commit 74b5963fcb
487 changed files with 22477 additions and 3857 deletions
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162
include/l4/generic/debug.h Normal file
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/*
* Definitions for kernel entry accounting.
*
* Copyright (C) 2010 B Labs Ltd.
*
* Written by Bahadir Balban
*/
#ifndef __GENERIC_DEBUG_H__
#define __GENERIC_DEBUG_H__
#include INC_ARCH(types.h)
#include INC_SUBARCH(cache.h)
#include <l4/lib/printk.h>
#if defined(CONFIG_DEBUG_ACCOUNTING)
struct exception_count {
u64 syscall;
u64 data_abort;
u64 prefetch_abort;
u64 irq;
u64 undefined_abort;
};
/*
* Note these are packed to match systable offsets
* so that they're incremented with an auccess
*/
struct syscall_count {
u64 ipc;
u64 tswitch;
u64 tctrl;
u64 exregs;
u64 emtpy;
u64 unmap;
u64 irqctrl;
u64 empty1;
u64 map;
u64 getid;
u64 capctrl;
u64 empty2;
u64 time;
u64 mutexctrl;
u64 cachectrl;
} __attribute__ ((__packed__));
struct task_op_count {
u64 context_switch;
u64 space_switch;
};
struct cache_op_count {
u64 dcache_clean_mva;
u64 dcache_inval_mva;
u64 icache_clean_mva;
u64 icache_inval_mva;
u64 dcache_clean_setway;
u64 dcache_inval_setway;
u64 tlb_mva;
};
#if defined(CONFIG_DEBUG_PERFMON_KERNEL)
/* Minimum, maximum and average timings for the call */
struct syscall_timing {
u64 total;
u32 min;
u32 max;
u32 avg;
};
struct syscall_timings {
struct syscall_timing ipc;
struct syscall_timing tswitch;
struct syscall_timing tctrl;
struct syscall_timing exregs;
struct syscall_timing emtpy;
struct syscall_timing unmap;
struct syscall_timing irqctrl;
struct syscall_timing empty1;
struct syscall_timing map;
struct syscall_timing getid;
struct syscall_timing capctrl;
struct syscall_timing empty2;
struct syscall_timing time;
struct syscall_timing mutexctrl;
struct syscall_timing cachectrl;
u64 all_total;
} __attribute__ ((__packed__));
extern struct syscall_timings syscall_timings;
#endif /* End of CONFIG_DEBUG_PERFMON_KERNEL */
struct system_accounting {
struct syscall_count syscalls;
#if defined(CONFIG_DEBUG_PERFMON_KERNEL)
struct syscall_timings syscall_timings;
#endif
struct exception_count exceptions;
struct cache_op_count cache_ops;
struct task_op_count task_ops;
} __attribute__ ((__packed__));
extern struct system_accounting system_accounting;
static inline void system_account_dabort(void)
{
system_accounting.exceptions.data_abort++;
}
static inline void system_account_pabort(void)
{
system_accounting.exceptions.prefetch_abort++;
}
static inline void system_account_undef_abort(void)
{
system_accounting.exceptions.undefined_abort++;
}
static inline void system_account_irq(void)
{
system_accounting.exceptions.irq++;
}
static inline void system_account_syscall(void)
{
system_accounting.exceptions.syscall++;
}
static inline void system_account_context_switch(void)
{
system_accounting.task_ops.context_switch++;
}
static inline void system_account_space_switch(void)
{
system_accounting.task_ops.space_switch++;
}
#include INC_SUBARCH(debug.h)
#else /* End of CONFIG_DEBUG_ACCOUNTING */
static inline void system_account_cache_op(int op) { }
static inline void system_account_irq(void) { }
static inline void system_account_syscall(void) { }
static inline void system_account_dabort(void) { }
static inline void system_account_pabort(void) { }
static inline void system_account_undef_abort(void) { }
static inline void system_account_space_switch(void) { }
static inline void system_account_context_switch(void) { }
#endif /* End of !CONFIG_DEBUG_ACCOUNTING */
#endif /* __GENERIC_DEBUG_H__ */