tree df3afed25409565778e49995541fabf6f083672d
parent c28f2420635b7000f7b9cde6cdbe6e7a0f8beed1
author Matthew Wilcox <willy@linux.intel.com> 1458249723 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1458252574 -0700

mm: use radix_tree_iter_retry()

Instead of a 'goto restart', we can now use radix_tree_iter_retry() to
restart from our current position.  This will make a difference when
there are more ways to happen across an indirect pointer.  And it
eliminates some confusing gotos.

[vbabka@suse.cz: remove now-obsolete-and-misleading comment]
Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Konstantin Khlebnikov <khlebnikov@openvz.org>
Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>