| /* |
| * Copyright 2000-2004 by Hans Reiser, licensing governed by |
| * reiserfsprogs/README |
| */ |
| |
| #ifndef REISERFS_POLICY_H |
| #define REISERFS_POLICY_H |
| |
| /* this is aggressive tail suppression policy taken from the kernel */ |
| /* It should be REISERFS_DIRECT_MAX used here, but sometimes it is not enough, |
| * and items got deleted. */ |
| #define reiserfs_policy_ext(n_file_size,n_tail_size,n_block_size) \ |
| ( \ |
| (!(n_tail_size)) || \ |
| (((n_tail_size) > REISERFS_ITEM_MAX(n_block_size)) || \ |
| ( (n_file_size) >= (n_block_size) * 4 ) || \ |
| ( ( (n_file_size) >= (n_block_size) * 3 ) && \ |
| ( (n_tail_size) >= (REISERFS_ITEM_MAX(n_block_size))/4) ) || \ |
| ( ( (n_file_size) >= (n_block_size) * 2 ) && \ |
| ( (n_tail_size) >= (REISERFS_ITEM_MAX(n_block_size))/2) ) || \ |
| ( ( (n_file_size) >= (n_block_size) ) && \ |
| ( (n_tail_size) >= (REISERFS_ITEM_MAX(n_block_size) * 3)/4) ) ) \ |
| ) |
| |
| #endif |
