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authorBorislav Petkov <borislav.petkov@amd.com>2010-05-03 14:57:11 +0200
committerH. Peter Anvin <hpa@zytor.com>2010-05-04 10:25:27 -0700
commit4677d4a53e0d565742277e8913e91c821453e63e (patch)
tree6fd374bd02605f720a77f03ee12036495796dcdd /include/linux/bitops.h
parentd61931d89be506372d01a90d1755f6d0a9fafe2d (diff)
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arch, hweight: Fix compilation errors
Fix function prototype visibility issues when compiling for non-x86 architectures. Tested with crosstool (ftp://ftp.kernel.org/pub/tools/crosstool/) with alpha, ia64 and sparc targets. Signed-off-by: Borislav Petkov <borislav.petkov@amd.com> LKML-Reference: <20100503130736.GD26107@aftab> Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'include/linux/bitops.h')
-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 c55d5bc4ee58..26caa608ccd9 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