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author | Linus Torvalds <torvalds@linux-foundation.org> | 2016-12-13 05:50:02 +0100 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-12-13 05:50:02 +0100 |
commit | e34bac726d27056081d0250c0e173e4b155aa340 (patch) | |
tree | 85607d0b3b185380fb3267866020c6a4372b9298 /scripts | |
parent | treewide: Make remaining source files non-executable (diff) | |
parent | init: reduce rootwait polling interval time to 5ms (diff) | |
download | linux-e34bac726d27056081d0250c0e173e4b155aa340.tar.xz linux-e34bac726d27056081d0250c0e173e4b155aa340.zip |
Merge branch 'akpm' (patches from Andrew)
Merge updates from Andrew Morton:
- various misc bits
- most of MM (quite a lot of MM material is awaiting the merge of
linux-next dependencies)
- kasan
- printk updates
- procfs updates
- MAINTAINERS
- /lib updates
- checkpatch updates
* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (123 commits)
init: reduce rootwait polling interval time to 5ms
binfmt_elf: use vmalloc() for allocation of vma_filesz
checkpatch: don't emit unified-diff error for rename-only patches
checkpatch: don't check c99 types like uint8_t under tools
checkpatch: avoid multiple line dereferences
checkpatch: don't check .pl files, improve absolute path commit log test
scripts/checkpatch.pl: fix spelling
checkpatch: don't try to get maintained status when --no-tree is given
lib/ida: document locking requirements a bit better
lib/rbtree.c: fix typo in comment of ____rb_erase_color
lib/Kconfig.debug: make CONFIG_STRICT_DEVMEM depend on CONFIG_DEVMEM
MAINTAINERS: add drm and drm/i915 irc channels
MAINTAINERS: add "C:" for URI for chat where developers hang out
MAINTAINERS: add drm and drm/i915 bug filing info
MAINTAINERS: add "B:" for URI where to file bugs
get_maintainer: look for arbitrary letter prefixes in sections
printk: add Kconfig option to set default console loglevel
printk/sound: handle more message headers
printk/btrfs: handle more message headers
printk/kdb: handle more message headers
...
Diffstat (limited to 'scripts')
-rw-r--r-- | scripts/Makefile.kasan | 2 | ||||
-rwxr-xr-x | scripts/bloat-o-meter | 25 | ||||
-rwxr-xr-x | scripts/checkpatch.pl | 50 | ||||
-rwxr-xr-x | scripts/get_maintainer.pl | 12 | ||||
-rwxr-xr-x | scripts/tags.sh | 19 |
5 files changed, 74 insertions, 34 deletions
diff --git a/scripts/Makefile.kasan b/scripts/Makefile.kasan index 37323b0df374..9576775a86f6 100644 --- a/scripts/Makefile.kasan +++ b/scripts/Makefile.kasan @@ -28,4 +28,6 @@ else CFLAGS_KASAN := $(CFLAGS_KASAN_MINIMAL) endif endif + +CFLAGS_KASAN += $(call cc-option, -fsanitize-address-use-after-scope) endif diff --git a/scripts/bloat-o-meter b/scripts/bloat-o-meter index d9ff038c1b28..a27677146410 100755 --- a/scripts/bloat-o-meter +++ b/scripts/bloat-o-meter @@ -16,19 +16,22 @@ if len(sys.argv) != 3: sys.stderr.write("usage: %s file1 file2\n" % sys.argv[0]) sys.exit(-1) +re_NUMBER = re.compile(r'\.[0-9]+') + def getsizes(file): sym = {} - for l in os.popen("nm --size-sort " + file).readlines(): - size, type, name = l[:-1].split() - if type in "tTdDbBrR": - # strip generated symbols - if name.startswith("__mod_"): continue - if name.startswith("SyS_"): continue - if name.startswith("compat_SyS_"): continue - if name == "linux_banner": continue - # statics and some other optimizations adds random .NUMBER - name = re.sub(r'\.[0-9]+', '', name) - sym[name] = sym.get(name, 0) + int(size, 16) + with os.popen("nm --size-sort " + file) as f: + for line in f: + size, type, name = line.split() + if type in "tTdDbBrR": + # strip generated symbols + if name.startswith("__mod_"): continue + if name.startswith("SyS_"): continue + if name.startswith("compat_SyS_"): continue + if name == "linux_banner": continue + # statics and some other optimizations adds random .NUMBER + name = re_NUMBER.sub('', name) + sym[name] = sym.get(name, 0) + int(size, 16) return sym old = getsizes(sys.argv[1]) diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 23f462f64a3f..ac5656ef2aec 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -761,7 +761,7 @@ sub seed_camelcase_file { sub is_maintained_obsolete { my ($filename) = @_; - return 0 if (!(-e "$root/scripts/get_maintainer.pl")); + return 0 if (!$tree || !(-e "$root/scripts/get_maintainer.pl")); my $status = `perl $root/scripts/get_maintainer.pl --status --nom --nol --nogit --nogit-fallback -f $filename 2>&1`; @@ -2589,6 +2589,7 @@ sub process { $line =~ /^rename (?:from|to) [\w\/\.\-]+\s*$/ || ($line =~ /\{\s*([\w\/\.\-]*)\s*\=\>\s*([\w\/\.\-]*)\s*\}/ && (defined($1) || defined($2))))) { + $is_patch = 1; $reported_maintainer_file = 1; WARN("FILE_PATH_CHANGES", "added, moved or deleted file(s), does MAINTAINERS need updating?\n" . $herecurr); @@ -2601,20 +2602,6 @@ sub process { $herecurr) if (!$emitted_corrupt++); } -# Check for absolute kernel paths. - if ($tree) { - while ($line =~ m{(?:^|\s)(/\S*)}g) { - my $file = $1; - - if ($file =~ m{^(.*?)(?::\d+)+:?$} && - check_absolute_file($1, $herecurr)) { - # - } else { - check_absolute_file($file, $herecurr); - } - } - } - # UTF-8 regex found at http://www.w3.org/International/questions/qa-forms-utf-8.en.php if (($realfile =~ /^$/ || $line =~ /^\+/) && $rawline !~ m/^$UTF8*$/) { @@ -2652,6 +2639,20 @@ sub process { "8-bit UTF-8 used in possible commit log\n" . $herecurr); } +# Check for absolute kernel paths in commit message + if ($tree && $in_commit_log) { + while ($line =~ m{(?:^|\s)(/\S*)}g) { + my $file = $1; + + if ($file =~ m{^(.*?)(?::\d+)+:?$} && + check_absolute_file($1, $herecurr)) { + # + } else { + check_absolute_file($file, $herecurr); + } + } + } + # Check for various typo / spelling mistakes if (defined($misspellings) && ($in_commit_log || $line =~ /^(?:\+|Subject:)/i)) { @@ -2805,7 +2806,7 @@ sub process { } # check we are in a valid source file if not then ignore this hunk - next if ($realfile !~ /\.(h|c|s|S|pl|sh|dtsi|dts)$/); + next if ($realfile !~ /\.(h|c|s|S|sh|dtsi|dts)$/); # line length limit (with some exclusions) # @@ -3440,6 +3441,18 @@ sub process { #ignore lines not being added next if ($line =~ /^[^\+]/); +# check for dereferences that span multiple lines + if ($prevline =~ /^\+.*$Lval\s*(?:\.|->)\s*$/ && + $line =~ /^\+\s*(?!\#\s*(?!define\s+|if))\s*$Lval/) { + $prevline =~ /($Lval\s*(?:\.|->))\s*$/; + my $ref = $1; + $line =~ /^.\s*($Lval)/; + $ref .= $1; + $ref =~ s/\s//g; + WARN("MULTILINE_DEREFERENCE", + "Avoid multiple line dereference - prefer '$ref'\n" . $hereprev); + } + # check for declarations of signed or unsigned without int while ($line =~ m{\b($Declare)\s*(?!char\b|short\b|int\b|long\b)\s*($Ident)?\s*[=,;\[\)\(]}g) { my $type = $1; @@ -5548,8 +5561,9 @@ sub process { "Using weak declarations can have unintended link defects\n" . $herecurr); } -# check for c99 types like uint8_t used outside of uapi/ +# check for c99 types like uint8_t used outside of uapi/ and tools/ if ($realfile !~ m@\binclude/uapi/@ && + $realfile !~ m@\btools/@ && $line =~ /\b($Declare)\s*$Ident\s*[=;,\[]/) { my $type = $1; if ($type =~ /\b($typeC99Typedefs)\b/) { @@ -5925,7 +5939,7 @@ sub process { } if (!$has_break && $has_statement) { WARN("MISSING_BREAK", - "Possible switch case/default not preceeded by break or fallthrough comment\n" . $herecurr); + "Possible switch case/default not preceded by break or fallthrough comment\n" . $herecurr); } } diff --git a/scripts/get_maintainer.pl b/scripts/get_maintainer.pl index aed4511f0304..633f2dd3de27 100755 --- a/scripts/get_maintainer.pl +++ b/scripts/get_maintainer.pl @@ -49,6 +49,7 @@ my $scm = 0; my $web = 0; my $subsystem = 0; my $status = 0; +my $letters = ""; my $keywords = 1; my $sections = 0; my $file_emails = 0; @@ -241,6 +242,7 @@ if (!GetOptions( 'status!' => \$status, 'scm!' => \$scm, 'web!' => \$web, + 'letters=s' => \$letters, 'pattern-depth=i' => \$pattern_depth, 'k|keywords!' => \$keywords, 'sections!' => \$sections, @@ -271,7 +273,8 @@ $output_multiline = 0 if ($output_separator ne ", "); $output_rolestats = 1 if ($interactive); $output_roles = 1 if ($output_rolestats); -if ($sections) { +if ($sections || $letters ne "") { + $sections = 1; $email = 0; $email_list = 0; $scm = 0; @@ -682,8 +685,10 @@ sub get_maintainers { $line =~ s/\\\./\./g; ##Convert \. to . $line =~ s/\.\*/\*/g; ##Convert .* to * } - $line =~ s/^([A-Z]):/$1:\t/g; - print("$line\n"); + my $count = $line =~ s/^([A-Z]):/$1:\t/g; + if ($letters eq "" || (!$count || $letters =~ /$1/i)) { + print("$line\n"); + } } print("\n"); } @@ -814,6 +819,7 @@ Other options: --pattern-depth => Number of pattern directory traversals (default: 0 (all)) --keywords => scan patch for keywords (default: $keywords) --sections => print all of the subsystem sections with pattern matches + --letters => print all matching 'letter' types from all matching sections --mailmap => use .mailmap file (default: $email_use_mailmap) --version => show version --help => show this help information diff --git a/scripts/tags.sh b/scripts/tags.sh index a2ff3388e5ea..df5fa777d300 100755 --- a/scripts/tags.sh +++ b/scripts/tags.sh @@ -304,11 +304,26 @@ if [ "${ARCH}" = "um" ]; then elif [ "${SRCARCH}" = "arm" -a "${SUBARCH}" != "" ]; then subarchdir=$(find ${tree}arch/$SRCARCH/ -name "mach-*" -type d -o \ -name "plat-*" -type d); + mach_suffix=$SUBARCH + plat_suffix=$SUBARCH + + # Special cases when $plat_suffix != $mach_suffix + case $mach_suffix in + "omap1" | "omap2") + plat_suffix="omap" + ;; + esac + + if [ ! -d ${tree}arch/$SRCARCH/mach-$mach_suffix ]; then + echo "Warning: arch/arm/mach-$mach_suffix/ not found." >&2 + echo " Fix your \$SUBARCH appropriately" >&2 + fi + for i in $subarchdir; do case "$i" in - *"mach-"${SUBARCH}) + *"mach-"${mach_suffix}) ;; - *"plat-"${SUBARCH}) + *"plat-"${plat_suffix}) ;; *) subarchprune="$subarchprune \ |