– 62 – 15-213, F'02 Fault Example #1 User ProcessOS page fault Create page and load into memory return event movl Memory Reference User writes to memory location That portion (page) of user's memory is currently on disk Page handler must load page into physical memory Returns to faulting instruction Successful on second try int a[1000]; main () { a[500] = 13; } 80483b7:c7 05 10 9d 04 08 0d movl $0xd,0x8049d10
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