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9634d860ac
In order to support preempt_disable()-like interrupt disabling, that is, using part of preempt_count() to track interrupt disabling nesting level, change the preempt_count() layout to contain 8-bit HARDIRQ_DISABLE count. Signed-off-by: Boqun Feng <boqun@kernel.org> Signed-off-by: Lyude Paul <lyude@redhat.com> Signed-off-by: Boqun Feng <boqun@kernel.org> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Link: https://patch.msgid.link/20260121223933.1568682-2-lyude@redhat.com Link: https://patch.msgid.link/20260804161447.84806-3-boqun@kernel.org |
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