[Intel-gfx] [PATCH] drm/i915: Cache the error string

2018-10-03 Thread Chris Wilson
Currently, we convert the error state into a string every time we read from sysfs (and sysfs reads in page size (4KiB) chunks). We do try to window the string and only capture the portion that is being read, but that means that we must always convert up to the window to find the start. For a very l

[Intel-gfx] [PATCH] drm/i915: Cache the error string

2018-07-18 Thread Chris Wilson
Currently, we convert the error state into a string every time we read from sysfs (and sysfs reads in page size (4KiB) chunks). We do try to window the string and only capture the portion that is being read, but that means that we must always convert up to the window to find the start. For a very l

[Intel-gfx] [PATCH] drm/i915: Cache the error string

2018-07-18 Thread Chris Wilson
Currently, we convert the error state into a string every time we read from sysfs (and sysfs reads in page size (4KiB) chunks). We do try to window the string and only capture the portion that is being read, but that means that we must always convert up to the window to find the start. For a very l