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-rw-r--r--include/linux/bitops.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/bitops.h b/include/linux/bitops.h
index c55d5bc4ee5..26caa608ccd 100644
--- a/include/linux/bitops.h
+++ b/include/linux/bitops.h
@@ -10,6 +10,11 @@
#define BITS_TO_LONGS(nr) DIV_ROUND_UP(nr, BITS_PER_BYTE * sizeof(long))
#endif
+extern unsigned int __sw_hweight8(unsigned int w);
+extern unsigned int __sw_hweight16(unsigned int w);
+extern unsigned int __sw_hweight32(unsigned int w);
+extern unsigned long __sw_hweight64(__u64 w);
+
/*
* Include this here because some architectures need generic_ffs/fls in
* scope