Revision bc8fbc5f305aecf63423da91e5faf4c0ce40bf38 authored by Marco Elver on 26 February 2021, 01:19:31 UTC, committed by Linus Torvalds on 26 February 2021, 17:41:02 UTC
Add KFENCE test suite, testing various error detection scenarios. Makes use of KUnit for test organization. Since KFENCE's interface to obtain error reports is via the console, the test verifies that KFENCE outputs expected reports to the console. [elver@google.com: fix typo in test] Link: https://lkml.kernel.org/r/X9lHQExmHGvETxY4@elver.google.com [elver@google.com: show access type in report] Link: https://lkml.kernel.org/r/20210111091544.3287013-2-elver@google.com Link: https://lkml.kernel.org/r/20201103175841.3495947-9-elver@google.com Signed-off-by: Alexander Potapenko <glider@google.com> Signed-off-by: Marco Elver <elver@google.com> Reviewed-by: Dmitry Vyukov <dvyukov@google.com> Co-developed-by: Alexander Potapenko <glider@google.com> Reviewed-by: Jann Horn <jannh@google.com> Cc: Andrey Konovalov <andreyknvl@google.com> Cc: Andrey Ryabinin <aryabinin@virtuozzo.com> Cc: Andy Lutomirski <luto@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Christopher Lameter <cl@linux.com> Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: David Rientjes <rientjes@google.com> Cc: Eric Dumazet <edumazet@google.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Hillf Danton <hdanton@sina.com> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: Joern Engel <joern@purestorage.com> Cc: Jonathan Corbet <corbet@lwn.net> Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com> Cc: Kees Cook <keescook@chromium.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Paul E. McKenney <paulmck@kernel.org> Cc: Pekka Enberg <penberg@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: SeongJae Park <sjpark@amazon.de> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Vlastimil Babka <vbabka@suse.cz> Cc: Will Deacon <will@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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find-unused-docs.sh
#!/bin/bash
# (c) 2017, Jonathan Corbet <corbet@lwn.net>
# sayli karnik <karniksayli1995@gmail.com>
#
# This script detects files with kernel-doc comments for exported functions
# that are not included in documentation.
#
# usage: Run 'scripts/find-unused-docs.sh directory' from top level of kernel
# tree.
#
# example: $scripts/find-unused-docs.sh drivers/scsi
#
# Licensed under the terms of the GNU GPL License
if ! [ -d "Documentation" ]; then
echo "Run from top level of kernel tree"
exit 1
fi
if [ "$#" -ne 1 ]; then
echo "Usage: scripts/find-unused-docs.sh directory"
exit 1
fi
if ! [ -d "$1" ]; then
echo "Directory $1 doesn't exist"
exit 1
fi
cd "$( dirname "${BASH_SOURCE[0]}" )"
cd ..
cd Documentation/
echo "The following files contain kerneldoc comments for exported functions \
that are not used in the formatted documentation"
# FILES INCLUDED
files_included=($(grep -rHR ".. kernel-doc" --include \*.rst | cut -d " " -f 3))
declare -A FILES_INCLUDED
for each in "${files_included[@]}"; do
FILES_INCLUDED[$each]="$each"
done
cd ..
# FILES NOT INCLUDED
for file in `find $1 -name '*.c'`; do
if [[ ${FILES_INCLUDED[$file]+_} ]]; then
continue;
fi
str=$(scripts/kernel-doc -export "$file" 2>/dev/null)
if [[ -n "$str" ]]; then
echo "$file"
fi
done
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