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> Linux > sys_brk usage |
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Nikolay Petrov 25 Jan 2007, 09:59
I know that you knows
Program Virtual Memory Area ------------------------------------- 0xbfffffff Stack Data (argc, argv, env) ------------------------------------- your point - move down or up "unused" start point .bcc section - sys brk move up(alloc) or down(free)( new point must be align 8 ) ------------------------------------ Program Code and Data ------------------------------------ 0x8048000 |
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25 Jan 2007, 09:59 |
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vid 25 Jan 2007, 11:08
no, i didn't know that. thank you.
that means mmap() always returns pointers above 0xC0000000? |
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25 Jan 2007, 11:08 |
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Nikolay Petrov 25 Jan 2007, 16:17
mmap moved your point down
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25 Jan 2007, 16:17 |
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