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8d86767be9
This commit adds the -Wformat-signedness compiler flag to detect and prevent printf format errors, where signed or unsigned types are mismatched with format specifiers. This helps to catch potential issues at compile-time, ensuring that our code is more robust and reliable. With this flag, the compiler will now warn about incorrect format strings, such as using %d with unsigned types or %u with signed types. Signed-off-by: Jiayuan Chen <jiayuan.chen@linux.dev> Signed-off-by: Andrii Nakryiko <andrii@kernel.org> Link: https://lore.kernel.org/bpf/20250311112809.81901-2-jiayuan.chen@linux.dev
Linux kernel
============
There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.
In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``. The formatted documentation can also be read online at:
https://www.kernel.org/doc/html/latest/
There are various text files in the Documentation/ subdirectory,
several of them using the reStructuredText markup notation.
Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.