Re: question about context switch on arm Linux

2012-10-21 Thread Richard Cochran
On Sun, Oct 21, 2012 at 04:19:50PM +0800, caiyuqing wrote: > Richard, thanks for your reply. > mainline Linux doesn't support FCSE, if so, when kernel switch a > process to another(these two process share the same virtual memory > space), that means the vitrual-to-physical address should be > remap

Re: question about context switch on arm Linux

2012-10-21 Thread caiyuqing
于 2012年10月21日 15:44, Richard Cochran 写道: On Sun, Oct 21, 2012 at 02:02:42PM +0800, caiyuqing wrote: hi, all. I have some questions about context switch on arm Linux (my target is ARMv7-a). 1. Does arm linux support FCSE to handle the context switch? No, mainline Linux does not support FCSE. How

Re: question about context switch on arm Linux

2012-10-21 Thread Richard Cochran
On Sun, Oct 21, 2012 at 02:02:42PM +0800, caiyuqing wrote: > hi, all. > I have some questions about context switch on arm Linux (my target is > ARMv7-a). > 1. Does arm linux support FCSE to handle the context switch? No, mainline Linux does not support FCSE. However, you can use Gilles' unoffical