diff options
| author | Boqun Feng <boqun@kernel.org> | 2026-08-04 09:14:24 -0700 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2026-08-08 22:44:06 +0200 |
| commit | 9634d860ac15dad51a62955566424c9d2996b15c (patch) | |
| tree | daa75470aa6eb63fcb0c92aecdd448af7ab3d218 /tools/perf/scripts/python | |
| parent | b54aa0edf0594a6e1138e626bfd8a352ed582ae9 (diff) | |
preempt: Introduce HARDIRQ_DISABLE_BITS
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
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions