.\" shorthand for double quote that works everywhere. .ds q \N'34' .TH intel_gpu_dump 1 "intel_gpu_dump 1.0" .SH NAME intel_gpu_dump \- Print out debugging information on the state of the Intel GPU. .SH SYNOPSIS .nf .B intel_gpu_dump .B intel_gpu_dump [ filename ] .fi .SH DESCRIPTION .B intel_gpu_dump is a tool to log the current state of an Intel GPU when it is hung, for later analysis. It requires kernel 2.6.30rc1 or newer, debugfs mounted on /sys/kernel/debug or /debug, and root privilege for mapping the device to inspect it. .SS Options .TP .B filename Decodes just one batchbuffer or ringbuffer dump, rather than dumping all of the GPU state.