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mdbx: добавление ignore_enosys_and_einval() и её использование для отказа от OFD-блокировок (backport).

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Леонид Юрьев (Leonid Yuriev)
2025-05-17 15:44:38 +03:00
parent 9c1f3aa4b5
commit 6318ca701a
2 changed files with 6 additions and 1 deletions
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src/lck-posix.c
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@@ -133,7 +133,8 @@ static int lck_op(const mdbx_filehandle_t fd, int cmd, const int lck, const off_
}
rc = errno;
#if MDBX_USE_OFDLOCKS
if (rc == EINVAL && (cmd == MDBX_F_OFD_SETLK || cmd == MDBX_F_OFD_SETLKW || cmd == MDBX_F_OFD_GETLK)) {
if (ignore_enosys_and_einval(rc) == MDBX_RESULT_TRUE &&
(cmd == MDBX_F_OFD_SETLK || cmd == MDBX_F_OFD_SETLKW || cmd == MDBX_F_OFD_GETLK)) {
/* fallback to non-OFD locks */
if (cmd == MDBX_F_OFD_SETLK)
cmd = MDBX_F_SETLK;