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While we reshuffle the presence members, move the counts as well.
Previously array count members would have been place directly in
the struct, so:
struct family_op_req {
struct {
u32 a:1;
u32 b:1;
} _present;
struct {
u32 bin;
} _len;
u32 a;
u64 b;
const unsigned char *bin;
u32 n_multi; << count
u32 *multi; << objects
};
Since len has been moved to its own presence struct move the count
as well:
struct family_op_req {
struct {
u32 a:1;
u32 b:1;
} _present;
struct {
u32 bin;
} _len;
struct {
u32 multi; << count
} _count;
u32 a;
u64 b;
const unsigned char *bin;
u32 *multi; << objects
};
This improves the consistency and allows us to remove some hacks
in the codegen. Unlike for len there is no known name collision
with the existing scheme.
Link: https://patch.msgid.link/20250505165208.248049-4-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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.