shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-06-09 04:10:18 +09:00
Code Issues Packages Projects Releases Wiki Activity

[ARM] fiq_debugger: Print local timer irqs count

Browse Source 
Prints the number of local timer irqs on each cpu when
 the irqs command is executed.

Change-Id: Ic70fa9f528d98996fabb2d0cc80e937c5b239c1a
Signed-off-by: Rebecca Schultz Zavin <rebecca@android.com>
This commit is contained in:
Rebecca Schultz Zavin
2010-10-22 15:55:17 -07:00
committed by Colin Cross
parent d6f5a84e5f
commit b824eef4ce
1 changed files with 13 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
arch/arm/common/fiq_debugger.c
View File

@@ -87,6 +87,7 @@ struct fiq_debugger_state {
#endif
unsigned int last_irqs[NR_IRQS];
unsigned int last_local_timer_irqs[NR_CPUS];
};
#ifdef CONFIG_FIQ_DEBUGGER_NO_SLEEP
@@ -323,6 +324,8 @@ static void dump_allregs(struct fiq_debugger_state *state, unsigned *regs)
static void dump_irqs(struct fiq_debugger_state *state)
{
int n;
unsigned int cpu;
debug_printf(state, "irqnr total since-last status name\n");
for (n = 0; n < NR_IRQS; n++) {
struct irqaction *act = irq_desc[n].action;
@@ -335,6 +338,16 @@ static void dump_irqs(struct fiq_debugger_state *state)
(act && act->name) ? act->name : "???");
state->last_irqs[n] = kstat_irqs(n);
}
for (cpu = 0; cpu < NR_CPUS; cpu++) {
debug_printf(state, "LOC %d: %10u %11u\n", cpu,
__IRQ_STAT(cpu, local_timer_irqs),
__IRQ_STAT(cpu, local_timer_irqs) -
state->last_local_timer_irqs[cpu]);
state->last_local_timer_irqs[cpu] =
__IRQ_STAT(cpu, local_timer_irqs);
}
}
struct stacktrace_state {