diff options
Diffstat (limited to 'accel')
| -rw-r--r-- | accel/tcg/cputlb.c | 17 | ||||
| -rw-r--r-- | accel/tcg/translate-all.c | 2 |
2 files changed, 15 insertions, 4 deletions
diff --git a/accel/tcg/cputlb.c b/accel/tcg/cputlb.c index bcbcc4d..5b1ef14 100644 --- a/accel/tcg/cputlb.c +++ b/accel/tcg/cputlb.c @@ -92,8 +92,18 @@ static void flush_all_helper(CPUState *src, run_on_cpu_func fn, } } -/* statistics */ -int tlb_flush_count; +size_t tlb_flush_count(void) +{ + CPUState *cpu; + size_t count = 0; + + CPU_FOREACH(cpu) { + CPUArchState *env = cpu->env_ptr; + + count += atomic_read(&env->tlb_flush_count); + } + return count; +} /* This is OK because CPU architectures generally permit an * implementation to drop entries from the TLB at any time, so @@ -112,7 +122,8 @@ static void tlb_flush_nocheck(CPUState *cpu) } assert_cpu_is_self(cpu); - tlb_debug("(count: %d)\n", tlb_flush_count++); + atomic_set(&env->tlb_flush_count, env->tlb_flush_count + 1); + tlb_debug("(count: %zu)\n", tlb_flush_count()); tb_lock(); diff --git a/accel/tcg/translate-all.c b/accel/tcg/translate-all.c index 2d1ed06..6b5d4be 100644 --- a/accel/tcg/translate-all.c +++ b/accel/tcg/translate-all.c @@ -1936,7 +1936,7 @@ void dump_exec_info(FILE *f, fprintf_function cpu_fprintf) atomic_read(&tcg_ctx.tb_ctx.tb_flush_count)); cpu_fprintf(f, "TB invalidate count %d\n", tcg_ctx.tb_ctx.tb_phys_invalidate_count); - cpu_fprintf(f, "TLB flush count %d\n", tlb_flush_count); + cpu_fprintf(f, "TLB flush count %zu\n", tlb_flush_count()); tcg_dump_info(f, cpu_fprintf); tb_unlock(); |