ext4: Add markers for better debuggability

[safe/jmp/linux-2.6] / fs / ext4 / ialloc.c

diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index e3aa3fa..369c34c 100644 (file)
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -210,6 +210,11 @@ void ext4_free_inode(handle_t *handle, struct inode *inode)
 
        ino = inode->i_ino;
        ext4_debug("freeing inode %lu\n", ino);
+       trace_mark(ext4_free_inode,
+                  "dev %s ino %lu mode %d uid %lu gid %lu bocks %llu",
+                  sb->s_id, inode->i_ino, inode->i_mode,
+                  (unsigned long) inode->i_uid, (unsigned long) inode->i_gid,
+                  (unsigned long long) inode->i_blocks);
 
        /*
         * Note: we must free any quota before locking the superblock,
@@ -698,6 +703,8 @@ struct inode *ext4_new_inode(handle_t *handle, struct inode *dir, int mode)
                return ERR_PTR(-EPERM);
 
        sb = dir->i_sb;
+       trace_mark(ext4_request_inode, "dev %s dir %lu mode %d", sb->s_id,
+                  dir->i_ino, mode);
        inode = new_inode(sb);
        if (!inode)
                return ERR_PTR(-ENOMEM);
@@ -925,6 +932,8 @@ got:
        }
 
        ext4_debug("allocating inode %lu\n", inode->i_ino);
+       trace_mark(ext4_allocate_inode, "dev %s ino %lu dir %lu mode %d",
+                  sb->s_id, inode->i_ino, dir->i_ino, mode);
        goto really_out;
 fail:
        ext4_std_error(sb, err);