vmscan: delete dead code

`priority' cannot be negative here.  And the comment is obsolete.

Signed-off-by: Shaohua Li <[email protected]>
Reviewed-by: KOSAKI Motohiro <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Shaohua Li 2010-10-26 14:21:37 -07:00 • committed by Linus Torvalds
commit 66d9a986cd

View file

@ -1956,16 +1956,6 @@ static unsigned long do_try_to_free_pages(struct zonelist *zonelist,
}
out:
/*
* Now that we've scanned all the zones at this priority level, note
* that level within the zone so that the next thread which performs
* scanning of this zone will immediately start out at this priority
* level. This affects only the decision whether or not to bring
* mapped pages onto the inactive list.
*/
if (priority < 0)
priority = 0;
delayacct_freepages_end();
put_mems_allowed();