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From 77d67189591cf5e28d378ac20950d7a02e6d0c22 Mon Sep 17 00:00:00 2001
From: Felix Kuehling <Felix.Kuehling@amd.com>
Date: Sat, 30 Sep 2017 17:26:13 -0400
Subject: [PATCH 2114/4131] drm/amdkfd: remove redundant
kfd_event_waiter.input_index
This always identical with the index of the event_waiter in the array.
No need to store it in the waiter record.
Change-Id: I9e2eb180c277351609a036cd83fb40de0709900e
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
---
drivers/gpu/drm/amd/amdkfd/kfd_events.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_events.c b/drivers/gpu/drm/amd/amdkfd/kfd_events.c
index b7d3757..a4cf3f4 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_events.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_events.c
@@ -52,7 +52,6 @@ struct kfd_event_waiter {
/* Event */
struct kfd_event *event;
- uint32_t input_index;
};
#define SLOTS_PER_PAGE KFD_SIGNAL_EVENT_LIMIT
@@ -690,8 +689,7 @@ static struct kfd_event_waiter *alloc_event_waiters(uint32_t num_events)
static int init_event_waiter_get_status(struct kfd_process *p,
struct kfd_event_waiter *waiter,
- uint32_t event_id,
- uint32_t input_index)
+ uint32_t event_id)
{
struct kfd_event *ev = lookup_event_by_id(p, event_id);
@@ -699,7 +697,6 @@ static int init_event_waiter_get_status(struct kfd_process *p,
return -EINVAL;
waiter->event = ev;
- waiter->input_index = input_index;
waiter->activated = ev->signaled;
ev->signaled = ev->signaled && !ev->auto_reset;
@@ -767,7 +764,7 @@ static int copy_signaled_event_data(uint32_t num_events,
waiter = &event_waiters[i];
event = waiter->event;
if (waiter->activated && event->type == KFD_EVENT_TYPE_MEMORY) {
- dst = &data[waiter->input_index].memory_exception_data;
+ dst = &data[i].memory_exception_data;
src = &event->memory_exception_data;
if (copy_to_user(dst, src,
sizeof(struct kfd_hsa_memory_exception_data)))
@@ -839,7 +836,7 @@ int kfd_wait_on_events(struct kfd_process *p,
}
ret = init_event_waiter_get_status(p, &event_waiters[i],
- event_data.event_id, i);
+ event_data.event_id);
if (ret)
goto out_unlock;
}
--
2.7.4
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