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| author | midipix <writeonce@midipix.org> | 2020-12-05 11:21:58 +0000 |
|---|---|---|
| committer | midipix <writeonce@midipix.org> | 2020-12-05 11:45:47 +0000 |
| commit | 485b7b6e4111769a134af181e6bc169c8e394135 (patch) | |
| tree | 537688fba88a785a762dd1cc843b7f24330f270c | |
| parent | af34c5590476e66443f4cdfd68f62c7e88c90e5a (diff) | |
| download | ntapi-485b7b6e4111769a134af181e6bc169c8e394135.tar.bz2 ntapi-485b7b6e4111769a134af181e6bc169c8e394135.tar.xz | |
__ntapi_msq_recv(): obtain atomic lock via loop as needed.
| -rw-r--r-- | src/msq/ntapi_msq_recv.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/msq/ntapi_msq_recv.c b/src/msq/ntapi_msq_recv.c index 4ef1784..6850312 100644 --- a/src/msq/ntapi_msq_recv.c +++ b/src/msq/ntapi_msq_recv.c @@ -79,10 +79,10 @@ int32_t __stdcall __ntapi_msq_recv( /* lock */ hlock = &(__ntapi_internals()->hlock); - if (at_locked_cas(hlock,0,1)) - return __msq_recv_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 */ __ntapi->tt_aligned_block_memset( |