Commit addd8c92 authored by Linus Torvalds's avatar Linus Torvalds

Merge branch 'misc' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild

* 'misc' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild:
  script/checkpatch.pl: warn about deprecated use of EXTRA_{A,C,CPP,LD}FLAGS
  tags, powerpc: Update tags.sh to support _GLOBAL symbols
  scripts: add extract-vmlinux
parents a84f6aa6 c68e5878
......@@ -1683,6 +1683,20 @@ sub process {
#print "is_end<$is_end> length<$length>\n";
}
if (($realfile =~ /Makefile.*/ || $realfile =~ /Kbuild.*/) &&
($line =~ /\+(EXTRA_[A-Z]+FLAGS).*/)) {
my $flag = $1;
my $replacement = {
'EXTRA_AFLAGS' => 'asflags-y',
'EXTRA_CFLAGS' => 'ccflags-y',
'EXTRA_CPPFLAGS' => 'cppflags-y',
'EXTRA_LDFLAGS' => 'ldflags-y',
};
WARN("DEPRECATED_VARIABLE",
"Use of $flag is deprecated, please use \`$replacement->{$flag} instead.\n" . $herecurr) if ($replacement->{$flag});
}
# check we are in a valid source file if not then ignore this hunk
next if ($realfile !~ /\.(h|c|s|S|pl|sh)$/);
......
#!/bin/sh
# ----------------------------------------------------------------------
# extract-vmlinux - Extract uncompressed vmlinux from a kernel image
#
# Inspired from extract-ikconfig
# (c) 2009,2010 Dick Streefland <dick@streefland.net>
#
# (c) 2011 Corentin Chary <corentin.chary@gmail.com>
#
# Licensed under the GNU General Public License, version 2 (GPLv2).
# ----------------------------------------------------------------------
check_vmlinux()
{
# Use readelf to check if it's a valid ELF
# TODO: find a better to way to check that it's really vmlinux
# and not just an elf
readelf -h $1 > /dev/null 2>&1 || return 1
cat $1
exit 0
}
try_decompress()
{
# The obscure use of the "tr" filter is to work around older versions of
# "grep" that report the byte offset of the line instead of the pattern.
# Try to find the header ($1) and decompress from here
for pos in `tr "$1\n$2" "\n$2=" < "$img" | grep -abo "^$2"`
do
pos=${pos%%:*}
tail -c+$pos "$img" | $3 > $tmp 2> /dev/null
check_vmlinux $tmp
done
}
# Check invocation:
me=${0##*/}
img=$1
if [ $# -ne 1 -o ! -s "$img" ]
then
echo "Usage: $me <kernel-image>" >&2
exit 2
fi
# Prepare temp files:
tmp=$(mktemp /tmp/vmlinux-XXX)
trap "rm -f $tmp" 0
# Initial attempt for uncompressed images or objects:
check_vmlinux $img
# That didn't work, so retry after decompression.
try_decompress '\037\213\010' xy gunzip
try_decompress '\3757zXZ\000' abcde unxz
try_decompress 'BZh' xy bunzip2
try_decompress '\135\0\0\0' xxx unlzma
try_decompress '\211\114\132' xy 'lzop -d'
# Bail out:
echo "$me: Cannot find vmlinux." >&2
......@@ -129,7 +129,7 @@ exuberant()
-I EXPORT_SYMBOL,EXPORT_SYMBOL_GPL \
-I DEFINE_TRACE,EXPORT_TRACEPOINT_SYMBOL,EXPORT_TRACEPOINT_SYMBOL_GPL \
--extra=+f --c-kinds=+px \
--regex-asm='/^ENTRY\(([^)]*)\).*/\1/' \
--regex-asm='/^(ENTRY|_GLOBAL)\(([^)]*)\).*/\2/' \
--regex-c='/^SYSCALL_DEFINE[[:digit:]]?\(([^,)]*).*/sys_\1/' \
--regex-c++='/^TRACE_EVENT\(([^,)]*).*/trace_\1/' \
--regex-c++='/^DEFINE_EVENT\([^,)]*, *([^,)]*).*/trace_\1/'
......@@ -151,7 +151,7 @@ exuberant()
emacs()
{
all_sources | xargs $1 -a \
--regex='/^ENTRY(\([^)]*\)).*/\1/' \
--regex='/^(ENTRY|_GLOBAL)(\([^)]*\)).*/\2/' \
--regex='/^SYSCALL_DEFINE[0-9]?(\([^,)]*\).*/sys_\1/' \
--regex='/^TRACE_EVENT(\([^,)]*\).*/trace_\1/' \
--regex='/^DEFINE_EVENT([^,)]*, *\([^,)]*\).*/trace_\1/'
......
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