diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3368-drm-amdkfd-remove-redundant-kfd_event_waiter.input_i.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3368-drm-amdkfd-remove-redundant-kfd_event_waiter.input_i.patch | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3368-drm-amdkfd-remove-redundant-kfd_event_waiter.input_i.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3368-drm-amdkfd-remove-redundant-kfd_event_waiter.input_i.patch new file mode 100644 index 00000000..2d997c49 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3368-drm-amdkfd-remove-redundant-kfd_event_waiter.input_i.patch @@ -0,0 +1,67 @@ +From 3d610bb9c5109cf219706b0c6c860e0686c52291 Mon Sep 17 00:00:00 2001 +From: Felix Kuehling <Felix.Kuehling@amd.com> +Date: Fri, 27 Oct 2017 19:35:24 -0400 +Subject: [PATCH 3368/4131] 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. + +Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com> +Reviewed-by: Oded Gabbay <oded.gabbay@gmail.com> +Signed-off-by: Oded Gabbay <oded.gabbay@gmail.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 2f0fe12..b4cda92 100644 +--- a/drivers/gpu/drm/amd/amdkfd/kfd_events.c ++++ b/drivers/gpu/drm/amd/amdkfd/kfd_events.c +@@ -49,7 +49,6 @@ struct kfd_event_waiter { + + /* Event */ + struct kfd_event *event; +- uint32_t input_index; + }; + + /* +@@ -625,8 +624,7 @@ 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); + +@@ -634,7 +632,6 @@ 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; + +@@ -702,7 +699,7 @@ 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))) +@@ -775,7 +772,7 @@ 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 + |