A non-recoverable context must be used if the user wants proper error capture on discrete platforms. In the future the kernel may want to blit the contents of some objects when later doing the capture stage.
Testcase: igt@gem_exec_capture@capture-recoverable-discrete Signed-off-by: Matthew Auld matthew.auld@intel.com Cc: Thomas Hellström thomas.hellstrom@linux.intel.com Cc: Lionel Landwerlin lionel.g.landwerlin@intel.com Cc: Tvrtko Ursulin tvrtko.ursulin@linux.intel.com Cc: Jon Bloomfield jon.bloomfield@intel.com Cc: Daniel Vetter daniel.vetter@ffwll.ch Cc: Jordan Justen jordan.l.justen@intel.com Cc: Kenneth Graunke kenneth@whitecape.org Cc: Akeem G Abodunrin akeem.g.abodunrin@intel.com --- drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c index b279588c0672..e27ccfa50dc3 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c @@ -1961,7 +1961,7 @@ eb_find_first_request_added(struct i915_execbuffer *eb) #if IS_ENABLED(CONFIG_DRM_I915_CAPTURE_ERROR)
/* Stage with GFP_KERNEL allocations before we enter the signaling critical path */ -static void eb_capture_stage(struct i915_execbuffer *eb) +static int eb_capture_stage(struct i915_execbuffer *eb) { const unsigned int count = eb->buffer_count; unsigned int i = count, j; @@ -1974,6 +1974,10 @@ static void eb_capture_stage(struct i915_execbuffer *eb) if (!(flags & EXEC_OBJECT_CAPTURE)) continue;
+ if (i915_gem_context_is_recoverable(eb->gem_context) && + IS_DGFX(eb->i915)) + return -EINVAL; + for_each_batch_create_order(eb, j) { struct i915_capture_list *capture;
@@ -1986,6 +1990,8 @@ static void eb_capture_stage(struct i915_execbuffer *eb) eb->capture_lists[j] = capture; } } + + return 0; }
/* Commit once we're in the critical path */ @@ -3420,7 +3426,9 @@ i915_gem_do_execbuffer(struct drm_device *dev, }
ww_acquire_done(&eb.ww.ctx); - eb_capture_stage(&eb); + err = eb_capture_stage(&eb); + if (err) + goto err_vma;
out_fence = eb_requests_create(&eb, in_fence, out_fence_fd); if (IS_ERR(out_fence)) {