mm/hugetlb: take the free hpage during the iteration directly

Function dequeue_huge_page_node_exact() iterates the free list and return
the first valid free hpage.

Instead of break and check the loop variant, we could return in the loop
directly.  This could reduce some redundant check.

[[email protected]: points out a logic error]
[[email protected]: v4]
  Link: https://lkml.kernel.org/r/[email protected]

Signed-off-by: Wei Yang <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Cc: Baoquan He <[email protected]>
Cc: Mike Kravetz <[email protected]>
Cc: Vlastimil Babka <[email protected]>
Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: Linus Torvalds <[email protected]>

0 files changed, 0 insertions, 0 deletions