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authormidipix <writeonce@midipix.org>2020-12-03 21:52:42 +0000
committermidipix <writeonce@midipix.org>2020-12-04 13:24:15 +0000
commitf5ce7cc12424908c8872cbd5b9a0df80fa96a4d5 (patch)
treeeed6ad9afec80c59c381039db6842545d7b16908
parent4e839802f1d4c0c329ff0059bf5df0b0f3efed74 (diff)
downloadntapi-f5ce7cc12424908c8872cbd5b9a0df80fa96a4d5.tar.bz2
ntapi-f5ce7cc12424908c8872cbd5b9a0df80fa96a4d5.tar.xz
__ntapi_ipc_disconnect_unmap_section_by_port(): obtain lock via loop as needed.
-rw-r--r--src/ipc/ntapi_ipc_connect.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/ipc/ntapi_ipc_connect.c b/src/ipc/ntapi_ipc_connect.c
index 8a00ca0..16f725e 100644
--- a/src/ipc/ntapi_ipc_connect.c
+++ b/src/ipc/ntapi_ipc_connect.c
@@ -734,8 +734,10 @@ int32_t __stdcall __ntapi_ipc_disconnect_unmap_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(