✗ Fi.CI.CHECKPATCH: warning for mmu notifier debug checks v2

[Patchwork <patchwork@emeril.freedesktop.org>]

== Series Details ==

Series: mmu notifier debug checks v2
URL   : https://patchwork.freedesktop.org/series/53828/
State : warning

== Summary ==

$ dim checkpatch origin/drm-tip
834029401554 mm: Check if mmu notifier callbacks are allowed to fail
-:56: WARNING:NO_AUTHOR_SIGN_OFF: Missing Signed-off-by: line by nominal patch author 'Daniel Vetter <daniel.vetter@ffwll.ch>'

total: 0 errors, 1 warnings, 0 checks, 9 lines checked
735885c1e985 kernel.h: Add non_block_start/end()
-:47: WARNING:SINGLE_STATEMENT_DO_WHILE_MACRO: Single statement macros should not use a do {} while (0) loop
#47: FILE: include/linux/kernel.h:265:
+# define non_block_start() \
+	do { current->non_block_count++; } while (0)

-:49: WARNING:SINGLE_STATEMENT_DO_WHILE_MACRO: Single statement macros should not use a do {} while (0) loop
#49: FILE: include/linux/kernel.h:267:
+# define non_block_end() \
+	do { WARN_ON(current->non_block_count-- == 0); } while (0)

-:101: WARNING:NO_AUTHOR_SIGN_OFF: Missing Signed-off-by: line by nominal patch author 'Daniel Vetter <daniel.vetter@ffwll.ch>'

total: 0 errors, 3 warnings, 0 checks, 56 lines checked
138e4dcc716f mm, notifier: Catch sleeping/blocking for !blockable
-:50: WARNING:NO_AUTHOR_SIGN_OFF: Missing Signed-off-by: line by nominal patch author 'Daniel Vetter <daniel.vetter@ffwll.ch>'

total: 0 errors, 1 warnings, 0 checks, 14 lines checked
a1c311d5605e mm, notifier: Add a lockdep map for invalidate_range_start
-:88: WARNING:NO_AUTHOR_SIGN_OFF: Missing Signed-off-by: line by nominal patch author 'Daniel Vetter <daniel.vetter@ffwll.ch>'

total: 0 errors, 1 warnings, 0 checks, 33 lines checked

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