Re: [PATCH] drm/i915: avoid rebuilding i915_gpu_error.o on version string updates

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On Wed, 21 Nov 2018, Hans Holmberg <hans.ml.holmberg@xxxxxxxxxxxxx> wrote:
> From: Hans Holmberg <hans.holmberg@xxxxxxxxxxxx>
>
> There is no need to rebuild i915_gpu_error.o when the version string
> changes as the version is available in init_utsname()->release.
>
> Signed-off-by: Hans Holmberg <hans.holmberg@xxxxxxxxxxxx>

Nice!

Reviewed-by: Jani Nikula <jani.nikula@xxxxxxxxx>

> ---
>  drivers/gpu/drm/i915/i915_gpu_error.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c
> index 8762d17b6659..958e1484a3dd 100644
> --- a/drivers/gpu/drm/i915/i915_gpu_error.c
> +++ b/drivers/gpu/drm/i915/i915_gpu_error.c
> @@ -27,7 +27,7 @@
>   *
>   */
>  
> -#include <generated/utsrelease.h>
> +#include <linux/utsname.h>
>  #include <linux/stop_machine.h>
>  #include <linux/zlib.h>
>  #include <drm/drm_print.h>
> @@ -650,7 +650,7 @@ int i915_error_state_to_str(struct drm_i915_error_state_buf *m,
>  
>  	if (*error->error_msg)
>  		err_printf(m, "%s\n", error->error_msg);
> -	err_printf(m, "Kernel: " UTS_RELEASE "\n");
> +	err_printf(m, "Kernel: %s\n", init_utsname()->release);
>  	ts = ktime_to_timespec64(error->time);
>  	err_printf(m, "Time: %lld s %ld us\n",
>  		   (s64)ts.tv_sec, ts.tv_nsec / NSEC_PER_USEC);

-- 
Jani Nikula, Intel Open Source Graphics Center
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