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authorLinus Torvalds <torvalds@linux-foundation.org>2020-02-01 10:25:55 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2020-02-01 10:25:55 -0800
commit14cd0bd04907df79b36a31e55f18768172230987 (patch)
tree207ac3acd092aa93e8a3a49d0b5ea912192abf92 /Documentation/kbuild
parent368d060bb497775e42e323b9f676c45e2011da27 (diff)
parent2b5072b9dfab1bc9e4f605bba19b4470e429c60c (diff)
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Merge tag 'kconfig-v5.6' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild
Pull Kconfig updates from Masahiro Yamada: - add 'yes2modconfig' and 'mod2yesconfig' targets (useful mainly for turning syzbot configs into more modular ones as a step to minimizing the result) - sanitize help text - various code cleanups * tag 'kconfig-v5.6' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild: kconfig: fix documentation typos kconfig: fix an "implicit declaration of function" warning kconfig: fix nesting of symbol help text kconfig: distinguish between dependencies and visibility in help text kconfig: list all definitions of a symbol in help text kconfig: Add yes2modconfig and mod2yesconfig targets. kconfig: use $(PERL) in Makefile kconfig: fix too deep indentation in Makefile kconfig: localmodconfig: fix indentation for closing brace kconfig: localmodconfig: remove unused $config kconfig: squash prop_alloc() into menu_add_prop() kconfig: remove sym from struct property kconfig: remove 'prompt' argument from menu_add_prop() kconfig: move prompt handling to menu_add_prompt() from menu_add_prop() kconfig: remove 'prompt' symbol kconfig: drop T_WORD from the RHS of 'prompt' symbol kconfig: use parent->dep as the parentdep of 'menu' kconfig: remove the rootmenu check in menu_add_prop()
Diffstat (limited to 'Documentation/kbuild')
-rw-r--r--Documentation/kbuild/kconfig-language.rst7
1 files changed, 4 insertions, 3 deletions
diff --git a/Documentation/kbuild/kconfig-language.rst b/Documentation/kbuild/kconfig-language.rst
index 231e6a64957f..d0111dd26410 100644
--- a/Documentation/kbuild/kconfig-language.rst
+++ b/Documentation/kbuild/kconfig-language.rst
@@ -591,7 +591,8 @@ The two different resolutions for b) can be tested in the sample Kconfig file
Documentation/kbuild/Kconfig.recursion-issue-02.
Below is a list of examples of prior fixes for these types of recursive issues;
-all errors appear to involve one or more select's and one or more "depends on".
+all errors appear to involve one or more "select" statements and one or more
+"depends on".
============ ===================================
commit fix
@@ -653,7 +654,7 @@ the use of the xconfig configurator [1]_. Work should be done to confirm if
the deduced semantics matches our intended Kconfig design goals.
Having well defined semantics can be useful for tools for practical
-evaluation of depenencies, for instance one such use known case was work to
+evaluation of dependencies, for instance one such case was work to
express in boolean abstraction of the inferred semantics of Kconfig to
translate Kconfig logic into boolean formulas and run a SAT solver on this to
find dead code / features (always inactive), 114 dead features were found in
@@ -680,7 +681,7 @@ abstraction the inferred semantics of Kconfig to translate Kconfig logic into
boolean formulas and run a SAT solver on it [5]_. Another known related project
is CADOS [6]_ (former VAMOS [7]_) and the tools, mainly undertaker [8]_, which
has been introduced first with [9]_. The basic concept of undertaker is to
-exract variability models from Kconfig, and put them together with a
+extract variability models from Kconfig and put them together with a
propositional formula extracted from CPP #ifdefs and build-rules into a SAT
solver in order to find dead code, dead files, and dead symbols. If using a SAT
solver is desirable on Kconfig one approach would be to evaluate repurposing