From: Rafael J. Wysocki <rafael.j.wyso...@intel.com>
Modify handle_hotplug_event() to pass the entire context object
(instead of its fields individually) to work functions started by it.
This change makes the subsequent consolidation of the event handling
work functions a bit more straightforward.
Signed-off-by: Rafael J. Wysocki <rafael.j.wyso...@intel.com>
---
drivers/pci/hotplug/acpiphp_glue.c | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)
Index: linux-pm/drivers/pci/hotplug/acpiphp_glue.c
===================================================================
--- linux-pm.orig/drivers/pci/hotplug/acpiphp_glue.c
+++ linux-pm/drivers/pci/hotplug/acpiphp_glue.c
@@ -989,6 +989,7 @@ void acpiphp_check_host_bridge(acpi_hand
static void _handle_hotplug_event_bridge(struct work_struct *work)
{
+ struct acpiphp_context *context;
struct acpiphp_bridge *bridge;
char objname[64];
struct acpi_buffer buffer = { .length = sizeof(objname),
@@ -1000,7 +1001,8 @@ static void _handle_hotplug_event_bridge
hp_work = container_of(work, struct acpi_hp_work, work);
handle = hp_work->handle;
type = hp_work->type;
- bridge = (struct acpiphp_bridge *)hp_work->context;
+ context = hp_work->context;
+ bridge = context->bridge;
acpi_scan_lock_acquire();
@@ -1105,18 +1107,18 @@ static void hotplug_event_func(acpi_hand
static void _handle_hotplug_event_func(struct work_struct *work)
{
+ struct acpiphp_context *context;
struct acpi_hp_work *hp_work;
- struct acpiphp_func *func;
hp_work = container_of(work, struct acpi_hp_work, work);
- func = hp_work->context;
+ context = hp_work->context;
acpi_scan_lock_acquire();
- hotplug_event_func(hp_work->handle, hp_work->type, func);
+ hotplug_event_func(hp_work->handle, hp_work->type, context->func);
acpi_scan_lock_release();
kfree(hp_work); /* allocated in handle_hotplug_event_func */
- put_bridge(func->slot->bridge);
+ put_bridge(context->func->slot->bridge);
}
/**
@@ -1137,11 +1139,9 @@ static void handle_hotplug_event(acpi_ha
if (context) {
if (context->bridge) {
get_bridge(context->bridge);
- data = context->bridge;
work_func = _handle_hotplug_event_bridge;
} else if (context->func) {
get_bridge(context->func->slot->bridge);
- data = context->func;
work_func = _handle_hotplug_event_func;
}
acpiphp_put_context(context);
@@ -1157,7 +1157,7 @@ static void handle_hotplug_event(acpi_ha
* don't deadlock on hotplug actions.
*/
if (work_func)
- alloc_acpi_hp_work(handle, type, data, work_func);
+ alloc_acpi_hp_work(handle, type, context, work_func);
}
/*
--
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