linux-kernel - [PATCH] drm/i915: avoid rebuilding i915_gpu

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Date:   Wed, 21 Nov 2018 10:54:23 +0100
From:   Hans Holmberg <hans.ml.holmberg@...tronix.com>
To:     David Airlie <airlied@...ux.ie>
Cc:     Jani Nikula <jani.nikula@...ux.intel.com>,
        Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>,
        Rodrigo Vivi <rodrigo.vivi@...el.com>,
        intel-gfx@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        Hans Holmberg <hans.holmberg@...xlabs.com>
Subject: [PATCH] drm/i915: avoid rebuilding i915_gpu_error.o on version string updates

From: Hans Holmberg <hans.holmberg@...xlabs.com>

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@...xlabs.com>
---
 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);
-- 
2.17.1