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-rw-r--r--arch/powerpc/kernel/hw_breakpoint.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/hw_breakpoint.c b/arch/powerpc/kernel/hw_breakpoint.c
index 1150ae7..f0b47d1 100644
--- a/arch/powerpc/kernel/hw_breakpoint.c
+++ b/arch/powerpc/kernel/hw_breakpoint.c
@@ -176,7 +176,7 @@ int arch_validate_hwbkpt_settings(struct perf_event *bp)
length_max = 512 ; /* 64 doublewords */
/* DAWR region can't cross 512 boundary */
if ((bp->attr.bp_addr >> 10) !=
- ((bp->attr.bp_addr + bp->attr.bp_len) >> 10))
+ ((bp->attr.bp_addr + bp->attr.bp_len - 1) >> 10))
return -EINVAL;
}
if (info->len >