Commit 512f0980 authored by Boris Ostrovsky's avatar Boris Ostrovsky Committed by Thomas Gleixner

cpu/hotplug: Clarify description of __cpuhp_setup_state() return value

When invoked with CPUHP_AP_ONLINE_DYN state __cpuhp_setup_state()
is expected to return positive value which is the hotplug state that
the routine assigns.
Signed-off-by: default avatarBoris Ostrovsky <boris.ostrovsky@oracle.com>
Cc: linux-pm@vger.kernel.org
Cc: viresh.kumar@linaro.org
Cc: bigeasy@linutronix.de
Cc: rjw@rjwysocki.net
Cc: xen-devel@lists.xenproject.org
Link: http://lkml.kernel.org/r/1481814058-4799-2-git-send-email-boris.ostrovsky@oracle.comSigned-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent 9bf11ecc
......@@ -1586,7 +1586,11 @@ EXPORT_SYMBOL_GPL(__cpuhp_state_add_instance);
* @startup: startup callback function
* @teardown: teardown callback function
*
* Returns 0 if successful, otherwise a proper error code
* Returns:
* On success:
* Positive state number if @state is CPUHP_AP_ONLINE_DYN
* 0 for all other states
* On failure: proper (negative) error code
*/
int __cpuhp_setup_state(enum cpuhp_state state,
const char *name, bool invoke,
......
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