s390/idle: Add comment for non obvious code

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Add a comment to update_timer_idle() which describes why wall time (not
steal time) is added to steal_timer. This is not obvious and was reported
by Frederic Weisbecker.

Reported-by: Frederic Weisbecker <frederic@kernel.org>
Closes: https://lore.kernel.org/all/aXEVM-04lj0lntMr@localhost.localdomain/
Reviewed-by: Sven Schnelle <svens@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>

...

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Heiko Carstens 2026-02-18 15:20:06 +01:00 • committed by Vasily Gorbik

parent dbc0fb3567

commit aefa6ec890

1 changed files with 9 additions and 0 deletions

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arch/s390/kernel/idle.c

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