Was mapped_base removed from proc in the 2.4.21-20 kernel of Red Hat Enterprise Linux 3?

Updated -

Yes. The proc virtual filesystem had a file /proc/< pid >/mapped_base that was used to define the process memory address at which memory mapped areas began. In Linux kernel version 2.4.19 and above all memory mapped regions are filled from the top of process memory down, obsoleting the need for this tunable parameter. This was required because some applications used to grab ...

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