[PATCH v1 2/2] docs: printk-formats: Treat char as always unsigned

[Andy Shevchenko]

The Linux kernel switched to have char be equivalent to usigned char.
Reflect this in the printk specifiers.

Fixes: 3bc753c06dd0 ("kbuild: treat char as always unsigned")
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
 Documentation/core-api/printk-formats.rst | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Documentation/core-api/printk-formats.rst b/Documentation/core-api/printk-formats.rst
index 2f3a6e0b3fc4..4451ef501936 100644
--- a/Documentation/core-api/printk-formats.rst
+++ b/Documentation/core-api/printk-formats.rst
@@ -15,8 +15,9 @@ Integer types
 
 	If variable is of Type,		use printk format specifier:
 	------------------------------------------------------------
-		char			%d or %hhx
+		signed char		%d or %hhx
 		unsigned char		%u or %x
+		char			%u or %x
 		short int		%d or %hx
 		unsigned short int	%u or %x
 		int			%d or %x
-- 
2.40.0.1.gaa8946217a0b