]> pilppa.com Git - linux-2.6-omap-h63xx.git/commit
Kprobes: print details of kretprobe on assertion failure
authorAnanth N Mavinakayanahalli <ananth@in.ibm.com>
Tue, 8 May 2007 07:28:27 +0000 (00:28 -0700)
committerLinus Torvalds <torvalds@woody.linux-foundation.org>
Tue, 8 May 2007 18:15:08 +0000 (11:15 -0700)
commit0f95b7fc839bc3272b1bf2325d8748a649bd3534
treec5cbf5eabc5b58867d7a8949c412163e37182542
parent8f0c45cdf87dc9141e87b0ad2fc6fff216a95f79
Kprobes: print details of kretprobe on assertion failure

In certain cases like when the real return address can't be found or when
the number of tracked calls to a kretprobed function is less than the
number of returns, we may not be able to find the correct return address
after processing a kretprobe.  Currently we just do a BUG_ON, but no
information is provided about the actual failing kretprobe.

Print out details of the kretprobe before calling BUG().

Signed-off-by: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
Cc: Prasanna S Panchamukhi <prasanna@in.ibm.com>
Cc: Jim Keniston <jkenisto@us.ibm.com>
Cc: Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com>
Cc: Maneesh Soni <maneesh@in.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
arch/i386/kernel/kprobes.c
arch/ia64/kernel/kprobes.c
arch/powerpc/kernel/kprobes.c
arch/x86_64/kernel/kprobes.c
include/linux/kprobes.h