When returning from schedule_tail() ...

Valdis Kl=?utf-8?Q?=c4=93?=tnieks valdis.kletnieks at vt.edu
Wed Jul 15 19:31:52 EDT 2020


On Wed, 15 Jul 2020 10:05:25 -0400, William Tambe said:
> When returning from schedule_tail(), is it still necessary to check
> for (_TIF_SIGPENDING | _TIF_NOTIFY_RESUME) before resuming task ?

Well.. since the semantics of signals are defined as being delivered
when a process returns from the kernel, how would you avoid checking
for a pending signal and still maintain the semantics?
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