Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
scripts: decode_stacktrace: demangle Rust symbols
Recent versions of both Binutils (`c++filt`) and LLVM (`llvm-cxxfilt`)
provide Rust v0 mangling support.
Reviewed-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Co-developed-by: Alex Gaynor <alex.gaynor@gmail.com>
Signed-off-by: Alex Gaynor <alex.gaynor@gmail.com>
Co-developed-by: Wedson Almeida Filho <wedsonaf@google.com>
Signed-off-by: Wedson Almeida Filho <wedsonaf@google.com>
Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
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scripts/decode_stacktrace.sh
+14
scripts/decode_stacktrace.sh
···
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echo " $0 -r <release> | <vmlinux> [<base path>|auto] [<modules path>]"
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}
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# Try to find a Rust demangler
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if type llvm-cxxfilt >/dev/null 2>&1 ; then
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cppfilt=llvm-cxxfilt
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elif type c++filt >/dev/null 2>&1 ; then
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cppfilt=c++filt
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cppfilt_opts=-i
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fi
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if [[ $1 == "-r" ]] ; then
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vmlinux=""
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basepath="auto"
···
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# In the case of inlines, move everything to same line
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code=${code//$'\n'/' '}
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# Demangle if the name looks like a Rust symbol and if
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# we got a Rust demangler
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if [[ $name =~ ^_R && $cppfilt != "" ]] ; then
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name=$("$cppfilt" "$cppfilt_opts" "$name")
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fi
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# Replace old address with pretty line numbers
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symbol="$segment$name ($code)"