Missing cache maintenance
Add missing cache invalidate before queue header is checked for
available messages.
Change-Id: Iba1238dddcf6b9771d17c9b9edab3f7594ee59af
diff --git a/applications/message_process/src/message_process.cpp b/applications/message_process/src/message_process.cpp
index 9795c25..84a3742 100644
--- a/applications/message_process/src/message_process.cpp
+++ b/applications/message_process/src/message_process.cpp
@@ -35,10 +35,14 @@
}
bool QueueImpl::empty() const {
+ invalidateHeaderData();
+
return queue.header.read == queue.header.write;
}
size_t QueueImpl::available() const {
+ invalidateHeaderData();
+
size_t avail = queue.header.write - queue.header.read;
if (queue.header.read > queue.header.write) {
@@ -54,14 +58,14 @@
bool QueueImpl::read(uint8_t *dst, uint32_t length) {
const uint8_t *end = dst + length;
- uint32_t rpos = queue.header.read;
- invalidateHeaderData();
-
+ // Available will invalidate the cache
if (length > available()) {
return false;
}
+ uint32_t rpos = queue.header.read;
+
while (dst < end) {
*dst++ = queue.data[rpos];
rpos = (rpos + 1) % queue.header.size;