Commit be6ae382 authored Jun 09, 2014 by Max Filippov

xtensa: fix sysmem reservation at the end of existing block



When sysmem reservation occurs exactly at the end of an existing block
that block is deleted, because it is incorrectly included in the range
of memblocks to remove. Fix that by skipping such block.

Cc: stable@vger.kernel.org
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>

parent 17290231

arch/xtensa/mm/init.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -191,7 +191,7 @@ int __init mem_reserve(unsigned long start, unsigned long end, int must_exist)
		return -EINVAL;
		}

		if (it && start - it->start < bank_sz) {
		if (it && start - it->start <= bank_sz) {
		if (start == it->start) {
		if (end - it->start < bank_sz) {
		it->start = end;