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f4c54fcf3a
Use bitmap_weight instead of doing hweight32 for each 32bit in bitmap. Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Cc: Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz> Cc: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>