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authorBen Cheatham <Benjamin.Cheatham@amd.com>2024-03-11 09:25:07 -0500
committerDan Williams <dan.j.williams@intel.com>2024-03-12 23:08:30 -0700
commit8039804cfa7314ad50085a779923aa5469889f88 (patch)
treec622f326542eaeb42b7a28b0435dc9eddaf16554 /lib/string_helpers.c
parent12fb28ea6b1cf24bde27c406eb38ee3c108d73f9 (diff)
cxl/core: Add CXL EINJ debugfs files
Export CXL helper functions in einj-cxl.c for getting/injecting available CXL protocol error types to sysfs under kernel/debug/cxl. The kernel/debug/cxl/einj_types file will print the available CXL protocol errors in the same format as the available_error_types file provided by the einj module. The kernel/debug/cxl/$dport_dev/einj_inject file is functionally the same as the error_type and error_inject files provided by the EINJ module, i.e.: writing an error type into $dport_dev/einj_inject will inject said error type into the CXL dport represented by $dport_dev. Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Signed-off-by: Ben Cheatham <Benjamin.Cheatham@amd.com> Link: https://lore.kernel.org/r/20240311142508.31717-4-Benjamin.Cheatham@amd.com Signed-off-by: Dan Williams <dan.j.williams@intel.com>
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