ext4: Add markers for better debuggability
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index e3aa3fa..369c34c 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -210,6 +210,11 @@
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 @@
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 @@
}
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);