staging: ramster: decrease foregin pers pages when count < 0

commit 9a5c59687ad ("staging: ramster: Provide accessory functions for
counter decrease") forget decrease foregin pers pages, this patch fix
it.

Acked-by: Dan Magenheimer <dan.magenheimer@oracle.com>
Signed-off-by: Wanpeng Li <liwanp@linux.vnet.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Wanpeng Li 2013-04-12 09:31:21 +08:00 committed by Greg Kroah-Hartman
parent c400c1e1c4
commit c067ad1124

View File

@ -508,6 +508,7 @@ void ramster_count_foreign_pages(bool eph, int count)
if (count > 0) {
inc_ramster_foreign_pers_pages();
} else {
dec_ramster_foreign_pers_pages();
WARN_ON_ONCE(ramster_foreign_pers_pages < 0);
}
}