https://bugs.kde.org/show_bug.cgi?id=413119
Bug ID: 413119
Summary: ioctl wrapper for DRM_IOCTL_I915_GEM_MMAP
Product: valgrind
Version: unspecified
Platform: unspecified
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: memcheck
Assignee: [email protected]
Reporter: [email protected]
Target Milestone: ---
SUMMARY
This adds a wrapper for the DRM_IOCTL_I915_GEM_MMAP ioctl, which creates a
mapping for a DRM buffer object in the client's address space.
STEPS TO REPRODUCE
1. Run an OpenGL application with direct rendering enabled on an Intel GPU
under valgrind
OBSERVED RESULT
Memory accesses to command and texture buffers are flagged as errors
EXPECTED RESULT
Command buffers can be written normally
SOFTWARE/OS VERSIONS
Linux: 4.19.37
ADDITIONAL INFORMATION
There are two versions of this ioctl that are distinguished by different
argument sizes.
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