From 565c686f110dde5a552eaf59a897869a4b91d843 Mon Sep 17 00:00:00 2001
From: Ville Juven <ville.juven@unikie.com>
Date: Thu, 21 Sep 2023 16:09:49 +0300
Subject: [PATCH] uORB/callbacks: Increase amount of callbacks to 32 in kernel
 mode

In kernel mode there might be quite a lot of waiters, so increase the
callback list size substantially. Leave the other modes unaffected.
---
 platforms/common/uORB/uORBDeviceNode.hpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/platforms/common/uORB/uORBDeviceNode.hpp b/platforms/common/uORB/uORBDeviceNode.hpp
index 3225ab9b023d..48faea9e8950 100644
--- a/platforms/common/uORB/uORBDeviceNode.hpp
+++ b/platforms/common/uORB/uORBDeviceNode.hpp
@@ -57,7 +57,11 @@ typedef void *uorb_cb_handle_t;
 #define UORB_INVALID_CB_HANDLE nullptr
 #define uorb_cb_handle_valid(x) ((x) != nullptr)
 #else
+#if defined(CONFIG_BUILD_KERNEL)
+#define MAX_EVENT_WAITERS 32
+#else
 #define MAX_EVENT_WAITERS 5
+#endif
 #define UORB_INVALID_CB_HANDLE -1
 typedef int8_t uorb_cb_handle_t;
 #define uorb_cb_handle_valid(x) ((x) >= 0)