tree 8ca230b5f9917c6cac82011d1b6feb12014341bc
parent 0d8a4a3799ab007b7a5e50aff9da9558925e0c15
author Jamie Liu <jamieliu@google.com> 1390521220 -0800
committer Linus Torvalds <torvalds@linux-foundation.org> 1390523813 -0800

mm/swapfile.c: do not skip lowest_bit in scan_swap_map() scan loop

In the second half of scan_swap_map()'s scan loop, offset is set to
si->lowest_bit and then incremented before entering the loop for the
first time, causing si->swap_map[si->lowest_bit] to be skipped.

Signed-off-by: Jamie Liu <jamieliu@google.com>
Cc: Shaohua Li <shli@fusionio.com>
Acked-by: Hugh Dickins <hughd@google.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>