Skip to content

[scheduler] Properly restore extension stack pointer after a sync. #82

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
neboat merged 1 commit into from
Aug 20, 2026
Merged

[scheduler] Properly restore extension stack pointer after a sync. #82

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
6 changes: 3 additions & 3 deletions runtime/scheduler.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -204,9 +204,9 @@ static void setup_for_sync(__cilkrts_worker *w, worker_id self, Closure *t) {
// Set the worker's extension (analogous to updating the worker's stack
// pointer).
w->extension = t->frame->extension;
// Set the worker's extension stack to be the start of the saved
// extension fiber.
w->ext_stack = t->ext_fiber->get_stack_start();
// Set the worker's extension stack pointer to the current extension
// frame, at the bottom of that stack.
w->ext_stack = t->frame->extension;
}
t->orig_rsp = nullptr; // unset once we have sync-ed
}
Expand Down
Loading