[ARM] latencytop support
commitf76e9154736e9ab47b64940d0062f19c80225b7f
authorNicolas Pitre <nico@cam.org>
Thu, 24 Apr 2008 05:31:46 +0000 (24 01:31 -0400)
committerLennert Buytenhek <buytenh@marvell.com>
Sun, 22 Jun 2008 20:44:36 +0000 (22 22:44 +0200)
treeeb8a909667362fc552894d7987ff3e57ade4fa0f
parentb0bfcce930bca38af056662e598991cb393eaa4a
[ARM] latencytop support

Available for !SMP only at the moment.

From Russell:

|Basically, if a thread is running on a CPU, thread_saved_fp() is invalid.
|So, the question is: what guarantees do we have here that 'tsk' is not
|running on another CPU?

Signed-off-by: Nicolas Pitre <nico@marvell.com>
Tested-by: Lennert Buytenhek <buytenh@marvell.com>
Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
arch/arm/Kconfig
arch/arm/kernel/stacktrace.c