distinguising read faults and write faults

I am in the process of porting an incremental garbage collector to FreeBSD on x86. This garbage collector uses read barriers and write barriers for incrementality. The details are irrelevant; the key part is that I want to protect parts of memory and handle faults on the protected pages. On

Re: distinguising read faults and write faults

In article [EMAIL PROTECTED], Nick Barnes [EMAIL PROTECTED] wrote: I am in the process of porting an incremental garbage collector to FreeBSD on x86. This garbage collector uses read barriers and write barriers for incrementality. The details are irrelevant; the key part is that I want to