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authormidipix <writeonce@midipix.org>2020-12-05 11:40:17 +0000
committermidipix <writeonce@midipix.org>2020-12-05 11:45:47 +0000
commit97b89a73a8d5b541d8e5cd7a7a276a07c75877ed (patch)
tree9c2a2b35036318787a12ee8940623d99ca0950a1 /src
parenta6e4e724775eb19eb22673e68d48c6d88b0b6fbb (diff)
downloadntapi-97b89a73a8d5b541d8e5cd7a7a276a07c75877ed.tar.bz2
ntapi-97b89a73a8d5b541d8e5cd7a7a276a07c75877ed.tar.xz
__ntapi_sem_query(): obtain atomic lock via loop as needed.
Diffstat (limited to 'src')
-rw-r--r--src/sem/ntapi_sem_query.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/src/sem/ntapi_sem_query.c b/src/sem/ntapi_sem_query.c
index 5f1ff6a..35d3384 100644
--- a/src/sem/ntapi_sem_query.c
+++ b/src/sem/ntapi_sem_query.c
@@ -85,10 +85,10 @@ int32_t __stdcall __ntapi_sem_query(
/* lock */
hlock = &(__ntapi_internals()->hlock);
- if (at_locked_cas(hlock,0,1))
- return __sem_query_return(
- mapaddr,0,
- NT_STATUS_RESOURCE_NOT_OWNED);
+ while (at_locked_cas(hlock,0,1))
+ __ntapi->zw_delay_execution(
+ NT_SYNC_NON_ALERTABLE,
+ &(nt_timeout){{0,0}});
}
/* msg */