tree 8d4084215738d98a6eed66cd7e971e9cca5f279a
parent d977d56ce5b3e8842236f2f9e7483d4914c9592e
author Konstantin Khlebnikov <koct9i@gmail.com> 1454461066 -0800
committer Linus Torvalds <torvalds@linux-foundation.org> 1454516923 -0800

mm: polish virtual memory accounting

* add VM_STACK as alias for VM_GROWSUP/DOWN depending on architecture
* always account VMAs with flag VM_STACK as stack (as it was before)
* cleanup classifying helpers
* update comments and documentation

Signed-off-by: Konstantin Khlebnikov <koct9i@gmail.com>
Tested-by: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Cc: Cyrill Gorcunov <gorcunov@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>