X-Git-Url: http://www.aleph1.co.uk/gitweb/?p=yaffs2.git;a=blobdiff_plain;f=yaffs_bitmap.c;h=7df42cd0066ed84aa29836948516dd130ac23b7b;hp=5d1cfb2965197ba853011551571e2301ec5e9a6d;hb=d223baa0fa5644b48c2626f8d42b05ac45b1daf6;hpb=3ecea787c3d99a5e13bf3b826dd3ad772fbad810 diff --git a/yaffs_bitmap.c b/yaffs_bitmap.c index 5d1cfb2..7df42cd 100644 --- a/yaffs_bitmap.c +++ b/yaffs_bitmap.c @@ -17,12 +17,12 @@ * Chunk bitmap manipulations */ -static Y_INLINE u8 *yaffs_block_bits(struct yaffs_dev *dev, int blk) +static inline u8 *yaffs_block_bits(struct yaffs_dev *dev, int blk) { if (blk < dev->internal_start_block || blk > dev->internal_end_block) { - T(YAFFS_TRACE_ERROR, - (TSTR("**>> yaffs: BlockBits block %d is not valid" TENDSTR), - blk)); + yaffs_trace(YAFFS_TRACE_ERROR, + "BlockBits block %d is not valid", + blk); YBUG(); } return dev->chunk_bits + @@ -33,9 +33,9 @@ void yaffs_verify_chunk_bit_id(struct yaffs_dev *dev, int blk, int chunk) { if (blk < dev->internal_start_block || blk > dev->internal_end_block || chunk < 0 || chunk >= dev->param.chunks_per_block) { - T(YAFFS_TRACE_ERROR, - (TSTR("**>> yaffs: Chunk Id (%d:%d) invalid" TENDSTR), - blk, chunk)); + yaffs_trace(YAFFS_TRACE_ERROR, + "Chunk Id (%d:%d) invalid", + blk, chunk); YBUG(); } } @@ -90,15 +90,9 @@ int yaffs_count_chunk_bits(struct yaffs_dev *dev, int blk) u8 *blk_bits = yaffs_block_bits(dev, blk); int i; int n = 0; - for (i = 0; i < dev->chunk_bit_stride; i++) { - u8 x = *blk_bits; - while (x) { - if (x & 1) - n++; - x >>= 1; - } - blk_bits++; - } + for (i = 0; i < dev->chunk_bit_stride; i++, blk_bits++) + n += hweight8(*blk_bits); + return n; }