gfs2: Update find_metapath comment

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Signed-off-by: Bob Peterson <rpeterso@redhat.com>
This commit is contained in:
Andreas Gruenbacher 2018-06-04 07:32:44 -05:00 committed by Bob Peterson
parent 9a38662ba4
commit 07e23d68f6

View File

@ -176,8 +176,8 @@ int gfs2_unstuff_dinode(struct gfs2_inode *ip, struct page *page)
/**
* find_metapath - Find path through the metadata tree
* @sdp: The superblock
* @mp: The metapath to return the result in
* @block: The disk block to look up
* @mp: The metapath to return the result in
* @height: The pre-calculated height of the metadata tree
*
* This routine returns a struct metapath structure that defines a path
@ -188,8 +188,7 @@ int gfs2_unstuff_dinode(struct gfs2_inode *ip, struct page *page)
* filesystem with a blocksize of 4096.
*
* find_metapath() would return a struct metapath structure set to:
* mp_offset = 101342453, mp_height = 3, mp_list[0] = 0, mp_list[1] = 48,
* and mp_list[2] = 165.
* mp_fheight = 3, mp_list[0] = 0, mp_list[1] = 48, and mp_list[2] = 165.
*
* That means that in order to get to the block containing the byte at
* offset 101342453, we would load the indirect block pointed to by pointer