powerpc/mce: Reduce the size of event arrays

Maximum recursive depth of MCE is 4, Considering the maximum depth
allowed reduce the size of event to 10 from 100. This saves us ~19kB
of memory and has no fatal consequences.

Signed-off-by: Ganesh Goudar <ganeshgr@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20210128104143.70668-1-ganeshgr@linux.ibm.com

diff --git a/arch/powerpc/include/asm/mce.h b/arch/powerpc/include/asm/mce.h
index e6c27ae843dc455cfc17cfbe68308078db9d2380..7d8b6679ec6830ff9e86900a86ca97f3409117df 100644 (file)
--- a/arch/powerpc/include/asm/mce.h
+++ b/arch/powerpc/include/asm/mce.h
@@ -204,7 +204,7 @@ struct mce_error_info {
        bool                    ignore_event;
 };
 
-#define MAX_MC_EVT     100
+#define MAX_MC_EVT     10
 
 /* Release flags for get_mce_event() */
 #define MCE_EVENT_RELEASE      true