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Subject[PATCH 4/5] perf/x86/intel/pt: Fix address filter config for 32-bit kernel
Date
Change from shifting 'unsigned long' to 'u64' to prevent the config bits
being lost on a 32-bit kernel.

Fixes: eadf48cab4b6b0 ("perf/x86/intel/pt: Add support for address range filtering in PT")
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
---
arch/x86/events/intel/pt.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/events/intel/pt.c b/arch/x86/events/intel/pt.c
index 4015c1364463..aa66c0c7b18b 100644
--- a/arch/x86/events/intel/pt.c
+++ b/arch/x86/events/intel/pt.c
@@ -490,7 +490,7 @@ static u64 pt_config_filters(struct perf_event *event)
pt->filters.filter[range].msr_b = filter->msr_b;
}

- rtit_ctl |= filter->config << pt_address_ranges[range].reg_off;
+ rtit_ctl |= (u64)filter->config << pt_address_ranges[range].reg_off;
}

return rtit_ctl;
--
2.25.1
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