[PATCH v2 2/5] ARM: add basic support for on-demand backtrace of other CPUs

From: Russell King Add basic infrastructure for triggering a backtrace of other CPUs via an IPI, preferably at FIQ level. It is intended that this shall be used for cases where we have detected that something has already failed in the kernel. Signed-off-by: Russell King ---

[PATCH v2 2/5] ARM: add basic support for on-demand backtrace of other CPUs

From: Russell King rmk+ker...@arm.linux.org.uk Add basic infrastructure for triggering a backtrace of other CPUs via an IPI, preferably at FIQ level. It is intended that this shall be used for cases where we have detected that something has already failed in the kernel. Signed-off-by: Russell