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authorGuenter Roeck <linux@roeck-us.net>2019-12-02 05:36:50 -0800
committerLyude Paul <lyude@redhat.com>2019-12-03 16:28:14 -0500
commitd6d07ca19c045924f2b9cac14cb277cc34f85d43 (patch)
treefb847bc3040aa098471bc1465a3170dfe7d7ec07
parent1591fadf857cdbaf2baa55e421af99a61354713c (diff)
drm/dp_mst: Fix build on systems with STACKTRACE_SUPPORT=n
On systems with STACKTRACE_SUPPORT=n, we get: WARNING: unmet direct dependencies detected for STACKTRACE Depends on [n]: STACKTRACE_SUPPORT Selected by [y]: - STACKDEPOT [=y] and build errors such as: m68k-linux-ld: kernel/stacktrace.o: in function `stack_trace_save': (.text+0x11c): undefined reference to `save_stack_trace' Add the missing deendency on STACKTRACE_SUPPORT. Fixes: 12a280c72868 ("drm/dp_mst: Add topology ref history tracking for debugging") Cc: Lyude Paul <lyude@redhat.com> Cc: Sean Paul <sean@poorly.run> Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Lyude Paul <lyude@redhat.com> Link: https://patchwork.freedesktop.org/patch/msgid/20191202133650.11964-1-linux@roeck-us.net
-rw-r--r--drivers/gpu/drm/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig
index 617d9c3a86c3..58e9772c2586 100644
--- a/drivers/gpu/drm/Kconfig
+++ b/drivers/gpu/drm/Kconfig
@@ -95,6 +95,7 @@ config DRM_KMS_FB_HELPER
config DRM_DEBUG_DP_MST_TOPOLOGY_REFS
bool "Enable refcount backtrace history in the DP MST helpers"
+ depends on STACKTRACE_SUPPORT
select STACKDEPOT
depends on DRM_KMS_HELPER
depends on DEBUG_KERNEL