diff options
| author | Luca Coelho <luciano.coelho@intel.com> | 2023-06-08 15:35:46 +0200 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2023-06-10 05:33:16 +0200 |
| commit | 0976b3dc021b2c5392d6abf443460e4208f85fe6 (patch) | |
| tree | 416b4b6995a8c9aad61333b1766e03ec8accb870 /drivers/gpu/drm/i915/selftests | |
| parent | drm/i915: add a dedicated workqueue inside drm_i915_private (diff) | |
| download | linux-0976b3dc021b2c5392d6abf443460e4208f85fe6.tar.xz linux-0976b3dc021b2c5392d6abf443460e4208f85fe6.zip | |
drm/i915/selftests: add local workqueue for SW fence selftest
Instead of using a global workqueue for the SW fence selftest,
allocate a separate one temporarily only while running the test.
Cc: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Cc: Jani Nikula <jani.nikula@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/313f4a713053c2b4896ced5b0e9ff456eb85fe57.1686231190.git.jani.nikula@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/selftests')
| -rw-r--r-- | drivers/gpu/drm/i915/selftests/i915_sw_fence.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/selftests/i915_sw_fence.c b/drivers/gpu/drm/i915/selftests/i915_sw_fence.c index daa985e5a19b..8f5ce71fa453 100644 --- a/drivers/gpu/drm/i915/selftests/i915_sw_fence.c +++ b/drivers/gpu/drm/i915/selftests/i915_sw_fence.c @@ -523,12 +523,19 @@ static void task_ipc(struct work_struct *work) static int test_ipc(void *arg) { struct task_ipc ipc; + struct workqueue_struct *wq; int ret = 0; + wq = alloc_workqueue("i1915-selftest", 0, 0); + if (wq == NULL) + return -ENOMEM; + /* Test use of i915_sw_fence as an interprocess signaling mechanism */ ipc.in = alloc_fence(); - if (!ipc.in) - return -ENOMEM; + if (!ipc.in) { + ret = -ENOMEM; + goto err_work; + } ipc.out = alloc_fence(); if (!ipc.out) { ret = -ENOMEM; @@ -540,7 +547,7 @@ static int test_ipc(void *arg) ipc.value = 0; INIT_WORK_ONSTACK(&ipc.work, task_ipc); - schedule_work(&ipc.work); + queue_work(wq, &ipc.work); wait_for_completion(&ipc.started); @@ -563,6 +570,9 @@ static int test_ipc(void *arg) free_fence(ipc.out); err_in: free_fence(ipc.in); +err_work: + destroy_workqueue(wq); + return ret; } |