[PATCH v3] Documentation: checkpatch: Add SYMBOLIC_PERMS message

Utkarsh Verma utkarshverma294 at gmail.com
Wed Aug 4 15:31:34 UTC 2021

Add a new message type SYMBOLIC_PERMS under the 'Permissions'
subsection. Checkpatch documentation that recommends the user to use
the octal permission bits instead of their symbolic macro names.

Suggested-by: Lukas Bulwahn <lukas.bulwahn at gmail.com>
Signed-off-by: Utkarsh Verma <utkarshverma294 at gmail.com>
 Documentation/dev-tools/checkpatch.rst | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Documentation/dev-tools/checkpatch.rst b/Documentation/dev-tools/checkpatch.rst
index f0956e9ea..009957cda 100644
--- a/Documentation/dev-tools/checkpatch.rst
+++ b/Documentation/dev-tools/checkpatch.rst
@@ -957,6 +957,12 @@ Permissions
     Permission bits should use 4 digit octal permissions (like 0700 or 0444).
     Avoid using any other base like decimal.
+    Permission bits in the octal form are more readable and easier to
+    understand than their symbolic counterparts.
+    See: https://lore.kernel.org/lkml/CA+55aFw5v23T-zvDZp-MmD_EYxF8WbafwwB59934FV7g21uMGQ@mail.gmail.com/
 Spacing and Brackets

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