[Webkit-unassigned] [Bug 265910] New: [WebGPU] Investigate the appropriate way to set MTLComputePipelineDescriptor.maxTotalThreadsPerThreadgroup

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Tue Dec 5 15:23:50 PST 2023


https://bugs.webkit.org/show_bug.cgi?id=265910

            Bug ID: 265910
           Summary: [WebGPU] Investigate the appropriate way to set
                    MTLComputePipelineDescriptor.maxTotalThreadsPerThreadg
                    roup
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: WebGPU
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: mwyrzykowski at apple.com

[WebGPU] Investigate the appropriate way to set MTLComputePipelineDescriptor.maxTotalThreadsPerThreadgroup

Passing any value above USHRT_MAX results in a crash in Metal.framework. It's not clear if values above 1024 are respected on iOS either.

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