diff options
| author | Frederic Weisbecker <frederic@kernel.org> | 2026-05-08 15:16:43 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@kernel.org> | 2026-06-02 21:27:26 +0200 |
| commit | 6a1f6a9dd0736257f5e5af32dd955d186cdc075d (patch) | |
| tree | d46932c7f181884864e13007e413cb5afa29dd56 /rust/kernel/alloc | |
| parent | 29807c524d66e27762cdc8992c2cac89b4c3fda9 (diff) | |
tick/sched: Account tickless idle cputime only when tick is stopped
There is no real point in switching to dyntick-idle cputime accounting mode
if the tick is not actually stopped. This just adds overhead, notably
fetching the GTOD, on each idle exit and each idle IRQ entry for no reason
during short idle trips.
Signed-off-by: Frederic Weisbecker <frederic@kernel.org>
Signed-off-by: Thomas Gleixner <tglx@kernel.org>
Tested-by: Shrikanth Hegde <sshegde@linux.ibm.com>
Link: https://patch.msgid.link/20260508131647.43868-12-frederic@kernel.org
Diffstat (limited to 'rust/kernel/alloc')
0 files changed, 0 insertions, 0 deletions