✗ CI.checkpatch: warning for Add test for G2G communications

[Patchwork]

== Series Details ==

Series: Add test for G2G communications
URL   : https://patchwork.freedesktop.org/series/152101/
State : warning

== Summary ==

+ KERNEL=/kernel
+ git clone https://gitlab.freedesktop.org/drm/maintainer-tools mt
Cloning into 'mt'...
warning: redirecting to https://gitlab.freedesktop.org/drm/maintainer-tools.git/
+ git -C mt rev-list -n1 origin/master
63535c743231a7497a612c53f6edbb8a7d14412d
+ cd /kernel
+ git config --global --add safe.directory /kernel
+ git log -n1
commit e144d64426a8b39ea2ae90968f7c80af6ff18de2
Author: John Harrison <John.C.Harrison at Intel.com>
Date:   Thu Jul 24 17:21:05 2025 -0700

    drm/xe/guc: Add test for G2G communications
    
    Add a test for sending messages from every GuC to every other GuC to
    test G2G communications.
    
    Note that, being a debug only feature, the test interface only exists
    in pre-production builds of the GuC firmware.
    
    Signed-off-by: John Harrison <John.C.Harrison at Intel.com>
+ /mt/dim checkpatch e4a00177f7a294b0e63959774b9ad3e5363cbd12 drm-intel
caa674074283 drm/xe/guc: Update CSS header structures
3eddac6c848e drm/xe/guc: Add firmware build type to available info
8996afc95c07 drm/xe: Allow freeing of a managed bo
e144d64426a8 drm/xe/guc: Add test for G2G communications
-:28: WARNING:FILE_PATH_CHANGES: added, moved or deleted file(s), does MAINTAINERS need updating?
#28: 
new file mode 100644

-:800: WARNING:AVOID_EXTERNS: externs should be avoided in .c files
#800: FILE: drivers/gpu/drm/xe/tests/xe_live_test_mod.c:13:
+extern struct kunit_suite xe_guc_g2g_test_suite;

total: 0 errors, 2 warnings, 0 checks, 829 lines checked