HFS wants 8Kb per-superblock allocation; just use kmalloc()

... rather than play with __get_free_pages() (and figuring out the
allocation order, etc.)

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2016-01-02 14:29:23 -05:00
parent 76e8d7cb71
commit 80f8dccf95

View File

@ -166,7 +166,7 @@ int hfs_mdb_get(struct super_block *sb)
pr_warn("continuing without an alternate MDB\n");
}
HFS_SB(sb)->bitmap = (__be32 *)__get_free_pages(GFP_KERNEL, PAGE_SIZE < 8192 ? 1 : 0);
HFS_SB(sb)->bitmap = kmalloc(8192, GFP_KERNEL);
if (!HFS_SB(sb)->bitmap)
goto out;
@ -360,7 +360,7 @@ void hfs_mdb_put(struct super_block *sb)
unload_nls(HFS_SB(sb)->nls_io);
unload_nls(HFS_SB(sb)->nls_disk);
free_pages((unsigned long)HFS_SB(sb)->bitmap, PAGE_SIZE < 8192 ? 1 : 0);
kfree(HFS_SB(sb)->bitmap);
kfree(HFS_SB(sb));
sb->s_fs_info = NULL;
}