Re: [PATCH v2] mm: cma: WARN if freed memory is still in use

2012-11-13 Thread Michal Nazarewicz
On Tue, Nov 13 2012, Marek Szyprowski wrote: > Memory returned to free_contig_range() must have no other references. Let > kernel to complain loudly if page reference count is not equal to 1. > > Signed-off-by: Marek Szyprowski > Reviewed-by: Kyungmin Park > CC: Michal Nazarewicz Acked-by: Mic

[PATCH v2] mm: cma: WARN if freed memory is still in use

2012-11-12 Thread Marek Szyprowski
Memory returned to free_contig_range() must have no other references. Let kernel to complain loudly if page reference count is not equal to 1. Signed-off-by: Marek Szyprowski Reviewed-by: Kyungmin Park CC: Michal Nazarewicz --- mm/page_alloc.c |9 +++-- 1 file changed, 7 insertions(+),