Thread View: cn.bbs.comp.unix.programming.kernel
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Started by ��������
Fri, 15 Mar 2002 00:46
Re: �����handle_IRQ_event( )�ķ���ֵ������
Author: ��������
Date: Fri, 15 Mar 2002 00:46
Date: Fri, 15 Mar 2002 00:46
19 lines
1826 bytes
1826 bytes
�������ķ���ֵ����û��ʹ�ã���ǰ���ע��˵������һ�㣺 /* * This should really return information about whether * we should do bottom half handling etc. Right now we * end up _always_ checking the bottom half, which is a * waste of time and is not what some drivers would * prefer. */ �� �� howTo (howto) �Ĵ������ᵽ: �� : ��handle_IRQ_event( )�����һ��"�ж�ͨ��"��������ж�Դ��flags����һ���Ϊ�� : ������status��Ȼ���0��bit λ��Ϊ1 �� : ��������صľ������ֵstatus ,ע��˵��0��bit��Ϊ��/* Force the "do bot : tom halves" bit */ : �����������أ� : �������bottom half��ʲô������ : �ұ����Դ���룬Ҳû�����ĸ��������������handle_IRQ_event( )�ķ���ֵ��ѽ�� : ��ô�����أ� -- [m[1;36m�� ��Դ:��UNIX��� apue.dhs.org��[FROM: 211.69.197.81][m
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