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| author | Theodore Ts'o <tytso@mit.edu> | 2011-08-01 08:45:02 -0400 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2011-08-01 08:45:02 -0400 |
| commit | 9933fc0ac1ac14b795819cd63d05ea92112f690a (patch) | |
| tree | bff42e3494fd5401e6b171ddae8f52ecd1defd91 /fs/ext4/ext4.h | |
| parent | 33853a0dde359ded0534204eb6857ad5166d515b (diff) | |
ext4: introduce ext4_kvmalloc(), ext4_kzalloc(), and ext4_kvfree()
Introduce new helper functions which try kmalloc, and then fall back
to vmalloc if necessary, and use them for allocating and deallocating
s_flex_groups.
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, 3 insertions, 0 deletions
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h index ba2009b49a55..db9feadf53a0 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -1874,6 +1874,9 @@ extern int ext4_group_extend(struct super_block *sb, ext4_fsblk_t n_blocks_count); /* super.c */ +extern void *ext4_kvmalloc(size_t size, gfp_t flags); +extern void *ext4_kvzalloc(size_t size, gfp_t flags); +extern void ext4_kvfree(void *ptr); extern void __ext4_error(struct super_block *, const char *, unsigned int, const char *, ...) __attribute__ ((format (printf, 4, 5))); |