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

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