Re: [PATCH 15/20] ARM/hw_breakpoint: Convert to hotplug state machine

[Russell King - ARM Linux]

On Mon, Jan 02, 2017 at 03:34:32PM +0100, Linus Walleij wrote:
> in the first line of arch_hw_breakpoint_init() in
> arch/arm/kernel/hw_breakpoint.c
> 
> I suspect that is not an accepable solution ...
> 
> It hangs at PC is at write_wb_reg+0x20c/0x330
> Which is c03101dc, and looks like this in objdump -d:
> 
> c031020c:       ee001eba        mcr     14, 0, r1, cr0, cr10, {5}
> c0310210:       eaffffb3        b       c03100e4 <write_wb_reg+0x114>

... and this is several instructions after the address you mention above.
Presumably c03101dc is accessing a higher numbered register?

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