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rust: Ignore preserve-most functions

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commit bad098d768 upstream.

Neither bindgen nor Rust know about the preserve-most calling
convention, and Clang describes it as unstable. Since we aren't using
functions with this calling convention from Rust, blocklist them.

These functions are only added to the build when list hardening is
enabled, which is likely why others didn't notice this yet.

Signed-off-by: Matthew Maurer <mmaurer@google.com>
Reviewed-by: Martin Rodriguez Reboredo <yakoyoku@gmail.com>
Reviewed-by: Alice Ryhl <aliceryhl@google.com>
Link: https://lore.kernel.org/r/20231031201945.1412345-1-mmaurer@google.com
[ Used Markdown for consistency with the other comments in the file. ]
Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Matthew Maurer 2023-10-31 20:19:44 +00:00 committed by Greg Kroah-Hartman
parent 881720dcf6
commit 9853f1307e
1 changed files with 4 additions and 0 deletions
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4
rust/bindgen_parameters
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@ -20,3 +20,7 @@
# `seccomp`'s comment gets understood as a doctest
--no-doc-comments
# These functions use the `__preserve_most` calling convention, which neither bindgen
# nor Rust currently understand, and which Clang currently declares to be unstable.
--blocklist-function __list_.*_report