移去rt

hc

2023-12-08 01573e231f18eb2d99162747186f59511f56b64d

 kernel/include/linux/threads.h
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@@ -29,7 +29,7 @@
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 /*
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  * A maximum of 4 million PIDs should be enough for a while.
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- * [NOTE: PID/TIDs are limited to 2^29 ~= 500+ million, see futex.h.]
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+ * [NOTE: PID/TIDs are limited to 2^30 ~= 1 billion, see FUTEX_TID_MASK.]
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  */
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 #define PID_MAX_LIMIT (CONFIG_BASE_SMALL ? PAGE_SIZE * 8 : \
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 	(sizeof(long) > 4 ? 4 * 1024 * 1024 : PID_MAX_DEFAULT))