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/linux-4.1.27/fs/ext4/
Dmballoc.c440 static void *mb_find_buddy(struct ext4_buddy *e4b, int order, int *max) in mb_find_buddy() argument
444 BUG_ON(e4b->bd_bitmap == e4b->bd_buddy); in mb_find_buddy()
447 if (order > e4b->bd_blkbits + 1) { in mb_find_buddy()
454 *max = 1 << (e4b->bd_blkbits + 3); in mb_find_buddy()
455 return e4b->bd_bitmap; in mb_find_buddy()
458 bb = e4b->bd_buddy + EXT4_SB(e4b->bd_sb)->s_mb_offsets[order]; in mb_find_buddy()
459 *max = EXT4_SB(e4b->bd_sb)->s_mb_maxs[order]; in mb_find_buddy()
465 static void mb_free_blocks_double(struct inode *inode, struct ext4_buddy *e4b, in mb_free_blocks_double() argument
469 struct super_block *sb = e4b->bd_sb; in mb_free_blocks_double()
471 if (unlikely(e4b->bd_info->bb_bitmap == NULL)) in mb_free_blocks_double()
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/linux-4.1.27/Documentation/filesystems/caching/
Dfscache.txt346 …17e4b 2 ACTV 0 0 0 0 0 0 7b 4 0 0 | NFS.fh DT 0 ffff88001dd82820…