scst: Confirm percpu refs has scheduled and switched to atomic #176
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This patch replaces percpu_ref_kill() with percpu_ref_kill_and_confirm() to guarantee safe usage of references in atomic mode immediately afterwards. This change ensures accurate checking of active commands following the initial reference killing. Reported-by: Lev Vainblat <lev@zadarastorage.com>
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This patch replaces percpu_ref_kill() with percpu_ref_kill_and_confirm() to guarantee safe usage of references in atomic mode immediately afterwards.
This change ensures accurate checking of active commands following the initial reference killing.
Reported-by: Lev Vainblat lev@zadarastorage.com