Documentation for /proc/sys/abi/

kernel version 2.6.0.test2

Copyright (c) 2003, Fabian Frederick <ffrederick@users.sourceforge.net>

For general info: index.rst.


This path is binary emulation relevant aka personality types aka abi. When a process is executed, it’s linked to an exec_domain whose personality is defined using values available from /proc/sys/abi. You can find further details about abi in include/linux/personality.h.

Here are the files featuring in 2.6 kernel:

  • defhandler_coff
  • defhandler_elf
  • defhandler_lcall7
  • defhandler_libcso
  • fake_utsname
  • trace

defhandler_coff

defined value:

PER_SCOSVR3:

0x0003 | STICKY_TIMEOUTS | WHOLE_SECONDS | SHORT_INODE

defhandler_elf

defined value:

PER_LINUX:

0

defhandler_lcall7

defined value :

PER_SVR4:

0x0001 | STICKY_TIMEOUTS | MMAP_PAGE_ZERO,

defhandler_libsco

defined value:

PER_SVR4:

0x0001 | STICKY_TIMEOUTS | MMAP_PAGE_ZERO,

fake_utsname

Unused

trace

Unused