[GFS2] Further updates to dir and logging code

[deliverable/linux.git] / fs / gfs2 / dir.h

diff --git a/fs/gfs2/dir.h b/fs/gfs2/dir.h
index 8fd4dc0f700ead689cb3b5fa5937562dffb65d28..42b3a1f34debd2f224e7bc4335dd50c0d84fba53 100644 (file)
--- a/fs/gfs2/dir.h
+++ b/fs/gfs2/dir.h
@@ -32,7 +32,7 @@ int gfs2_dir_search(struct inode *dir, const struct qstr *filename,
 int gfs2_dir_add(struct inode *inode, const struct qstr *filename,
                 const struct gfs2_inum *inum, unsigned int type);
 int gfs2_dir_del(struct gfs2_inode *dip, const struct qstr *filename);
-int gfs2_dir_read(struct gfs2_inode *dip, uint64_t * offset, void *opaque,
+int gfs2_dir_read(struct inode *inode, uint64_t * offset, void *opaque,
                  gfs2_filldir_t filldir);
 int gfs2_dir_mvino(struct gfs2_inode *dip, const struct qstr *filename,
                   struct gfs2_inum *new_inum, unsigned int new_type);
@@ -44,6 +44,19 @@ int gfs2_diradd_alloc_required(struct inode *dir,
 int gfs2_dir_get_buffer(struct gfs2_inode *ip, uint64_t block, int new,
                         struct buffer_head **bhp);
 
+static inline uint32_t gfs2_disk_hash(const char *data, int len)
+{
+        return crc32_le(0xFFFFFFFF, data, len) ^ 0xFFFFFFFF;
+}
+
+
+static inline void gfs2_str2qstr(struct qstr *name, const char *fname)
+{
+       name->name = fname;
+       name->len = strlen(fname);
+       name->hash = gfs2_disk_hash(name->name, name->len);
+}
+
 /* N.B. This probably ought to take inum & type as args as well */
 static inline void gfs2_qstr2dirent(const struct qstr *name, u16 reclen, struct gfs2_dirent *dent)
 {