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-rw-r--r--include/linux/huge_mm.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h
index 8c72d3786583..2aa986a5cd1b 100644
--- a/include/linux/huge_mm.h
+++ b/include/linux/huge_mm.h
@@ -278,6 +278,7 @@ struct mthp_stat {
unsigned long stats[ilog2(MAX_PTRS_PER_PTE) + 1][__MTHP_STAT_COUNT];
};
+#ifdef CONFIG_SYSFS
DECLARE_PER_CPU(struct mthp_stat, mthp_stats);
static inline void count_mthp_stat(int order, enum mthp_stat_item item)
@@ -287,6 +288,11 @@ static inline void count_mthp_stat(int order, enum mthp_stat_item item)
this_cpu_inc(mthp_stats.stats[order][item]);
}
+#else
+static inline void count_mthp_stat(int order, enum mthp_stat_item item)
+{
+}
+#endif
#define transparent_hugepage_use_zero_page() \
(transparent_hugepage_flags & \