Commit 441fa10a authored by Kai-Heng Feng's avatar Kai-Heng Feng Committed by Rafael J. Wysocki
Browse files

ACPI: APEI: GHES: Add devm_ghes_register_vendor_record_notifier() 



Add a device-managed wrapper around ghes_register_vendor_record_notifier()
so drivers can avoid manual cleanup on device removal or probe failure.

Signed-off-by: default avatarKai-Heng Feng <kaihengf@nvidia.com>
Reviewed-by: default avatarBreno Leitao <leitao@debian.org>
Reviewed-by: default avatarShiju Jose <shiju.jose@huawei.com>
Reviewed-by: default avatarShuai Xue <xueshuai@linux.alibaba.com>
Link: https://patch.msgid.link/20260330094203.38022-2-kaihengf@nvidia.com


Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent 591cd656

drivers/acpi/apei/ghes.c

+18 −0
Original line number Diff line number Diff line
@@ -689,6 +689,24 @@ void ghes_unregister_vendor_record_notifier(struct notifier_block *nb) 
}

EXPORT_SYMBOL_GPL(ghes_unregister_vendor_record_notifier);



static void ghes_vendor_record_notifier_destroy(void *nb)

{

	ghes_unregister_vendor_record_notifier(nb);

}



int devm_ghes_register_vendor_record_notifier(struct device *dev,

					      struct notifier_block *nb)

{

	int ret;



	ret = ghes_register_vendor_record_notifier(nb);

	if (ret)

		return ret;



	return devm_add_action_or_reset(dev, ghes_vendor_record_notifier_destroy, nb);

}

EXPORT_SYMBOL_GPL(devm_ghes_register_vendor_record_notifier);



static void ghes_vendor_record_work_func(struct work_struct *work)

{

	struct ghes_vendor_record_entry *entry;

include/acpi/ghes.h

+11 −0
Original line number Diff line number Diff line
@@ -71,6 +71,17 @@ int ghes_register_vendor_record_notifier(struct notifier_block *nb); 
 */

void ghes_unregister_vendor_record_notifier(struct notifier_block *nb);



/**

 * devm_ghes_register_vendor_record_notifier - device-managed vendor

 * record notifier registration.

 * @dev: device that owns the notifier lifetime

 * @nb: pointer to the notifier_block structure of the vendor record handler

 *

 * Return: 0 on success, negative errno on failure.

 */

int devm_ghes_register_vendor_record_notifier(struct device *dev,

					      struct notifier_block *nb);



struct list_head *ghes_get_devices(void);



void ghes_estatus_pool_region_free(unsigned long addr, u32 size);