tree 079ddd399b1aa00a8c413ef51f3b8681a19a6e7e
parent 5beec4aa2ac261b0b4992fb41df40a7ab91e4fad
author Abhishek Sagar <sagar.abhishek@gmail.com> 1202290702 -0800
committer Linus Torvalds <torvalds@woody.linux-foundation.org> 1202323271 -0800

kprobes: kretprobe user entry-handler

Provide support to add an optional user defined callback to be run at
function entry of a kretprobe'd function.  Also modify the kprobe smoke
tests to include an entry-handler during the kretprobe sanity test.

Signed-off-by: Abhishek Sagar <sagar.abhishek@gmail.com>
Cc: Prasanna S Panchamukhi <prasanna@in.ibm.com>
Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
Cc: Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com>
Acked-by: Jim Keniston <jkenisto@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>