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| author | Thomas Gleixner <tglx@kernel.org> | 2026-07-07 21:06:02 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@kernel.org> | 2026-07-12 12:38:00 +0200 |
| commit | 0b9a3057530cc1c3f87ce2ab9d1278164e81990f (patch) | |
| tree | 098b02ce454d976dac6368546b890245e647aefa /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | 89d163dd9dacb028773244dba0a2c86f3a6b74b7 (diff) | |
randomize_kstack: Provide add_random_kstack_offset_irqsoff()
add_random_kstack_offset() uses get/put_cpu_var() which is pointless
overhead when it is invoked from low level entry code with interrupts
disabled.
Provide a irqsoff() variant, which avoids that.
Signed-off-by: Thomas Gleixner <tglx@kernel.org>
Reviewed-by: Radu Rendec <radu@rendec.net>
Reviewed-by: Kees Cook <kees@kernel.org>
Reviewed-by: Mukesh Kumar Chaurasiya (IBM) <mkchauras@gmail.com>
Link: https://patch.msgid.link/20260707190253.768842729@kernel.org
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions