[Intel-gfx] [PATCH 18/20] drm/i915/uapi: forbid ALLOC_TOPDOWN for error capture
kernel test robot
lkp at intel.com
Wed Jan 26 20:03:37 UTC 2022
Hi Matthew,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on drm-tip/drm-tip]
[cannot apply to drm-intel/for-linux-next drm/drm-next v5.17-rc1 next-20220125]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Matthew-Auld/Initial-support-for-small-BAR-recovery/20220126-232640
base: git://anongit.freedesktop.org/drm/drm-tip drm-tip
config: x86_64-randconfig-a013-20220124 (https://download.01.org/0day-ci/archive/20220127/202201270346.FZrPMvZl-lkp@intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 2a1b7aa016c0f4b5598806205bdfbab1ea2d92c4)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/0day-ci/linux/commit/33b0a9f1f9810bd16cef89ce1e5787751583661e
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Matthew-Auld/Initial-support-for-small-BAR-recovery/20220126-232640
git checkout 33b0a9f1f9810bd16cef89ce1e5787751583661e
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/gpu/drm/i915/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp at intel.com>
All errors (new ones prefixed by >>):
>> drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c:3426:6: error: assigning to 'int' from incompatible type 'void'
err = eb_capture_stage(&eb);
^ ~~~~~~~~~~~~~~~~~~~~~
1 error generated.
vim +3426 drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
3381
3382 if (args->flags & I915_EXEC_FENCE_OUT) {
3383 out_fence_fd = get_unused_fd_flags(O_CLOEXEC);
3384 if (out_fence_fd < 0) {
3385 err = out_fence_fd;
3386 goto err_in_fence;
3387 }
3388 }
3389
3390 err = eb_create(&eb);
3391 if (err)
3392 goto err_out_fence;
3393
3394 GEM_BUG_ON(!eb.lut_size);
3395
3396 err = eb_select_context(&eb);
3397 if (unlikely(err))
3398 goto err_destroy;
3399
3400 err = eb_select_engine(&eb);
3401 if (unlikely(err))
3402 goto err_context;
3403
3404 err = eb_lookup_vmas(&eb);
3405 if (err) {
3406 eb_release_vmas(&eb, true);
3407 goto err_engine;
3408 }
3409
3410 i915_gem_ww_ctx_init(&eb.ww, true);
3411
3412 err = eb_relocate_parse(&eb);
3413 if (err) {
3414 /*
3415 * If the user expects the execobject.offset and
3416 * reloc.presumed_offset to be an exact match,
3417 * as for using NO_RELOC, then we cannot update
3418 * the execobject.offset until we have completed
3419 * relocation.
3420 */
3421 args->flags &= ~__EXEC_HAS_RELOC;
3422 goto err_vma;
3423 }
3424
3425 ww_acquire_done(&eb.ww.ctx);
> 3426 err = eb_capture_stage(&eb);
3427 if (err)
3428 goto err_vma;
3429
3430 out_fence = eb_requests_create(&eb, in_fence, out_fence_fd);
3431 if (IS_ERR(out_fence)) {
3432 err = PTR_ERR(out_fence);
3433 out_fence = NULL;
3434 if (eb.requests[0])
3435 goto err_request;
3436 else
3437 goto err_vma;
3438 }
3439
3440 err = eb_submit(&eb);
3441
3442 err_request:
3443 eb_requests_get(&eb);
3444 err = eb_requests_add(&eb, err);
3445
3446 if (eb.fences)
3447 signal_fence_array(&eb, eb.composite_fence ?
3448 eb.composite_fence :
3449 &eb.requests[0]->fence);
3450
3451 if (out_fence) {
3452 if (err == 0) {
3453 fd_install(out_fence_fd, out_fence->file);
3454 args->rsvd2 &= GENMASK_ULL(31, 0); /* keep in-fence */
3455 args->rsvd2 |= (u64)out_fence_fd << 32;
3456 out_fence_fd = -1;
3457 } else {
3458 fput(out_fence->file);
3459 }
3460 }
3461
3462 if (unlikely(eb.gem_context->syncobj)) {
3463 drm_syncobj_replace_fence(eb.gem_context->syncobj,
3464 eb.composite_fence ?
3465 eb.composite_fence :
3466 &eb.requests[0]->fence);
3467 }
3468
3469 if (!out_fence && eb.composite_fence)
3470 dma_fence_put(eb.composite_fence);
3471
3472 eb_requests_put(&eb);
3473
3474 err_vma:
3475 eb_release_vmas(&eb, true);
3476 WARN_ON(err == -EDEADLK);
3477 i915_gem_ww_ctx_fini(&eb.ww);
3478
3479 if (eb.batch_pool)
3480 intel_gt_buffer_pool_put(eb.batch_pool);
3481 err_engine:
3482 eb_put_engine(&eb);
3483 err_context:
3484 i915_gem_context_put(eb.gem_context);
3485 err_destroy:
3486 eb_destroy(&eb);
3487 err_out_fence:
3488 if (out_fence_fd != -1)
3489 put_unused_fd(out_fence_fd);
3490 err_in_fence:
3491 dma_fence_put(in_fence);
3492 err_ext:
3493 put_fence_array(eb.fences, eb.num_fences);
3494 return err;
3495 }
3496
---
0-DAY CI Kernel Test Service, Intel Corporation
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