Remove XXX comments from kern_thread.c. In one case, there is no
reason for it in modern times. In the other case, expand the comment stating instead of doubting. Reviewed by: jhb Sponsored by: The FreeBSD Foundation MFC after: 1 week Approved by: re (hrs) X-Differential revision: https://reviews.freebsd.org/D6731
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2020-12-20 02:59:44 +00:00
svn path=/head/; revision=301960
@ -480,7 +480,7 @@ thread_exit(void)
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* architecture specific resources that
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* would not be on a new untouched process.
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*/
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cpu_thread_exit(td); /* XXXSMP */
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cpu_thread_exit(td);
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/*
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* The last thread is left attached to the process
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@ -907,8 +907,8 @@ thread_suspend_check(int return_instead)
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/*
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* The only suspension in action is a
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* single-threading. Single threader need not stop.
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* XXX Should be safe to access unlocked
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* as it can only be set to be true by us.
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* It is safe to access p->p_singlethread unlocked
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* because it can only be set to our address by us.
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*/
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if (p->p_singlethread == td)
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return (0); /* Exempt from stopping. */
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