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authorMatthew Brost <matthew.brost@intel.com>2024-04-25 08:47:47 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-10-10 13:01:10 +0300
commitbaa6301d8257804002b84857016904644fb0ef3a (patch)
tree4c8179e0e8dbb9f2cb2dda8a5c9cbf99881dc5d4
parent52372cc28bac46d1ac5deffd2537b02394155532 (diff)
downloadlinux-baa6301d8257804002b84857016904644fb0ef3a.tar.xz
drm/xe: Delete unused GuC submission_state.suspend
[ Upstream commit 3f371a98deada9aee53d908c9aa53f6cdcb1300b ] GuC submission_state.suspend is unused, delete it. Signed-off-by: Matthew Brost <matthew.brost@intel.com> Reviewed-by: Himal Prasad Ghimiray <himal.prasad.ghimiray@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20240425054747.1918811-1-matthew.brost@intel.com Stable-dep-of: 2d2be279f1ca ("drm/xe: fix UAF around queue destruction") Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r--drivers/gpu/drm/xe/xe_guc_submit.c4
-rw-r--r--drivers/gpu/drm/xe/xe_guc_types.h9
2 files changed, 0 insertions, 13 deletions
diff --git a/drivers/gpu/drm/xe/xe_guc_submit.c b/drivers/gpu/drm/xe/xe_guc_submit.c
index 958dde8422d7..a40287a7c3de 100644
--- a/drivers/gpu/drm/xe/xe_guc_submit.c
+++ b/drivers/gpu/drm/xe/xe_guc_submit.c
@@ -251,7 +251,6 @@ static void primelockdep(struct xe_guc *guc)
fs_reclaim_acquire(GFP_KERNEL);
mutex_lock(&guc->submission_state.lock);
- might_lock(&guc->submission_state.suspend.lock);
mutex_unlock(&guc->submission_state.lock);
fs_reclaim_release(GFP_KERNEL);
@@ -279,9 +278,6 @@ int xe_guc_submit_init(struct xe_guc *guc)
xa_init(&guc->submission_state.exec_queue_lookup);
- spin_lock_init(&guc->submission_state.suspend.lock);
- guc->submission_state.suspend.context = dma_fence_context_alloc(1);
-
primelockdep(guc);
return drmm_add_action_or_reset(&xe->drm, guc_submit_fini, guc);
diff --git a/drivers/gpu/drm/xe/xe_guc_types.h b/drivers/gpu/drm/xe/xe_guc_types.h
index 82bd93f7867d..546ac6350a31 100644
--- a/drivers/gpu/drm/xe/xe_guc_types.h
+++ b/drivers/gpu/drm/xe/xe_guc_types.h
@@ -72,15 +72,6 @@ struct xe_guc {
atomic_t stopped;
/** @submission_state.lock: protects submission state */
struct mutex lock;
- /** @submission_state.suspend: suspend fence state */
- struct {
- /** @submission_state.suspend.lock: suspend fences lock */
- spinlock_t lock;
- /** @submission_state.suspend.context: suspend fences context */
- u64 context;
- /** @submission_state.suspend.seqno: suspend fences seqno */
- u32 seqno;
- } suspend;
#ifdef CONFIG_PROVE_LOCKING
#define NUM_SUBMIT_WQ 256
/** @submission_state.submit_wq_pool: submission ordered workqueues pool */