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| author | Theodore Ts'o <tytso@mit.edu> | 2009-06-13 11:09:42 -0400 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2009-06-13 11:09:42 -0400 |
| commit | f157a4aa98a18bd3817a72bea90d48494e2586e7 (patch) | |
| tree | 105547639a67296b4ea7acdc35c9e65ee2a85fd8 /fs/ext4/ext4.h | |
| parent | 8a8a2050c844d9de224ff591e91bda3f77bd6eda (diff) | |
| download | lwn-f157a4aa98a18bd3817a72bea90d48494e2586e7.tar.gz lwn-f157a4aa98a18bd3817a72bea90d48494e2586e7.zip | |
ext4: Use a hash of the topdir directory name for the Orlov parent group
Instead of using a random number to determine the goal parent grop for
the Orlov top directories, use a hash of the directory name. This
allows for repeatable results when trying to benchmark filesystem
layout algorithms.
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/ext4.h')
| -rw-r--r-- | fs/ext4/ext4.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h index 06ee5a582917..d035cf149e0e 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -1315,7 +1315,8 @@ extern int ext4fs_dirhash(const char *name, int len, struct dx_hash_info *hinfo); /* ialloc.c */ -extern struct inode * ext4_new_inode(handle_t *, struct inode *, int); +extern struct inode *ext4_new_inode(handle_t *, struct inode *, int, + const struct qstr *qstr); extern void ext4_free_inode(handle_t *, struct inode *); extern struct inode * ext4_orphan_get(struct super_block *, unsigned long); extern unsigned long ext4_count_free_inodes(struct super_block *); |