[Cbe-oss-dev] [PATCH] Cell OProfile: Incorrect local array size in activate spu profiling function
Carl Love
cel at us.ibm.com
Sat Oct 25 05:47:29 EST 2008
The size of the pm_signal_local array should be equal to the
number of SPUs being configured in the call. Currently, the
array is of size 4 (NR_PHYS_CTRS) but being indexed by a for
loop from 0 to 7 (NUM_SPUS_PER_NODE).
Signed-off-by: Carl Love <carll at us.ibm.com>
Index: Cell_kernel_10_24_2008/arch/powerpc/oprofile/op_model_cell.c
===================================================================
--- Cell_kernel_10_24_2008.orig/arch/powerpc/oprofile/op_model_cell.c
+++ Cell_kernel_10_24_2008/arch/powerpc/oprofile/op_model_cell.c
@@ -830,7 +830,7 @@ static int calculate_lfsr(int n)
static int pm_rtas_activate_spu_profiling(u32 node)
{
int ret, i;
- struct pm_signal pm_signal_local[NR_PHYS_CTRS];
+ struct pm_signal pm_signal_local[NUM_SPUS_PER_NODE];
/*
* Set up the rtas call to configure the debug bus to
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