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[XEN PATCH][for-4.19 v2 3/8] xen/pdx: amend definition of PDX_GROUP_COUNT



The definition of PDX_GROUP_COUNT causes violations of
MISRA C:2012 Rule 10.1, therefore the problematic part now uses
the LOWEST_BIT macro, which encapsulates the pattern.

Signed-off-by: Nicola Vetrini <nicola.vetrini@xxxxxxxxxxx>
---
 xen/include/xen/pdx.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xen/include/xen/pdx.h b/xen/include/xen/pdx.h
index f3fbc4273aa4..36d618a8ba7d 100644
--- a/xen/include/xen/pdx.h
+++ b/xen/include/xen/pdx.h
@@ -72,7 +72,7 @@
 extern unsigned long max_pdx;
 
 #define PDX_GROUP_COUNT ((1 << PDX_GROUP_SHIFT) / \
-                         (sizeof(*frame_table) & -sizeof(*frame_table)))
+                         (LOWEST_BIT(sizeof(*frame_table))))
 extern unsigned long pdx_group_valid[];
 
 /**
-- 
2.34.1




 


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