From 4e839802f1d4c0c329ff0059bf5df0b0f3efed74 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Thu, 3 Dec 2020 21:46:53 +0000
Subject: __ntapi_ipc_init_section_by_port(): obtain atomic lock via loop as
 needed.

---
 src/ipc/ntapi_ipc_connect.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/ipc/ntapi_ipc_connect.c b/src/ipc/ntapi_ipc_connect.c
index 8f0d8e1..8a00ca0 100644
--- a/src/ipc/ntapi_ipc_connect.c
+++ b/src/ipc/ntapi_ipc_connect.c
@@ -659,8 +659,10 @@ int32_t __stdcall __ntapi_ipc_init_section_by_port(
 	__internals = __ntapi_internals();
 
 	/* lock */
-	if (at_locked_cas(&__internals->hlock,0,1))
-		return NT_STATUS_RESOURCE_NOT_OWNED;
+        while (at_locked_cas(&__internals->hlock,0,1))
+		__ntapi->zw_delay_execution(
+			NT_SYNC_NON_ALERTABLE,
+			&(nt_timeout){{0,0}});
 
 	/* connection node */
 	if ((status = dalist_get_node_by_key(
-- 
cgit v1.2.3