From 13c59a0e9efad5154ff4aba46d5d645c99af8fcf Mon Sep 17 00:00:00 2001 From: Yao Xingtao Date: Mon, 22 Jul 2024 00:07:38 -0400 Subject: system/memory_mapping: make range overlap check more readable MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit use ranges_overlap() instead of open-coding the overlap check to improve the readability of the code. Signed-off-by: Yao Xingtao Reviewed-by: Philippe Mathieu-Daudé Tested-by: Philippe Mathieu-Daudé Reviewed-by: David Hildenbrand Message-ID: <20240722040742.11513-10-yaoxt.fnst@fujitsu.com> Signed-off-by: Philippe Mathieu-Daudé --- system/memory_mapping.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/system/memory_mapping.c b/system/memory_mapping.c index 6f884c5b90..ca2390eb80 100644 --- a/system/memory_mapping.c +++ b/system/memory_mapping.c @@ -12,6 +12,7 @@ */ #include "qemu/osdep.h" +#include "qemu/range.h" #include "qapi/error.h" #include "sysemu/memory_mapping.h" @@ -353,8 +354,7 @@ void memory_mapping_filter(MemoryMappingList *list, int64_t begin, MemoryMapping *cur, *next; QTAILQ_FOREACH_SAFE(cur, &list->head, next, next) { - if (cur->phys_addr >= begin + length || - cur->phys_addr + cur->length <= begin) { + if (!ranges_overlap(cur->phys_addr, cur->length, begin, length)) { QTAILQ_REMOVE(&list->head, cur, next); g_free(cur); list->num--; -- cgit v1.2.3