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authorKumar Gala <galak@kernel.crashing.org>2008-04-09 16:15:40 -0500
committerKumar Gala <galak@kernel.crashing.org>2008-04-17 01:01:40 -0500
commit4eaddb4d7ec380abe95523ba0bdbbe8558f7fef4 (patch)
treefa7b3d5f464185b8c05fa4defeff98abee5c8a45 /kernel/res_counter.c
parent3dd82a1ea72438a545634b3ef90c53313d2caffa (diff)
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[POWERPC] Make Book-E debug handling SMP safe
global_dbcr0 needs to be a per cpu set of save areas instead of a single global on all processors. Also, we switch to using DBCR0_IDM to determine if the user space app is being debugged as its a more consistent way. In the future we should support features like hardware breakpoint and watchpoints which will have DBCR0_IDM set but not necessarily DBCR0_IC (single step). Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
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