摘要:
时钟中断TIMER_BH(bottom_half)实现分析1.3.1001. 时钟0号中断安装 setup_x86_irq(0, &irq0);@arch/i386/kernel/time.c |- set_intr_gate(0x20+irq,interrupt[irq]);//interrupt 阅读全文
摘要:
2017-12-6 10:26:504.9.51int __get_order(unsigned long size){ int order; size--; size >>= PAGE_SHIFT;#if BITS_PER_LONG == 32 order = fls(size);#else or 阅读全文