Revision 26a2be0789a7c0d1c6d7d86d9ed8d25e2efd94a8 authored by Dave Airlie on 23 July 2020, 04:05:28 UTC, committed by Dave Airlie on 23 July 2020, 04:05:33 UTC
* sun4i: Fix inverted HPD result; fixes an earlier fix * lima: fix timeout during reset Signed-off-by: Dave Airlie <airlied@redhat.com> From: Thomas Zimmermann <tzimmermann@suse.de> Link: https://patchwork.freedesktop.org/patch/msgid/20200722070321.GA29190@linux-uq9g
headers_install.sh
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
if [ $# -ne 2 ]
then
echo "Usage: headers_install.sh INFILE OUTFILE"
echo
echo "Prepares kernel header files for use by user space, by removing"
echo "all compiler.h definitions and #includes, removing any"
echo "#ifdef __KERNEL__ sections, and putting __underscores__ around"
echo "asm/inline/volatile keywords."
echo
echo "INFILE: header file to operate on"
echo "OUTFILE: output file which the processed header is written to"
exit 1
fi
# Grab arguments
INFILE=$1
OUTFILE=$2
TMPFILE=$OUTFILE.tmp
trap 'rm -f $OUTFILE $TMPFILE' EXIT
# SPDX-License-Identifier with GPL variants must have "WITH Linux-syscall-note"
if [ -n "$(sed -n -e "/SPDX-License-Identifier:.*GPL-/{/WITH Linux-syscall-note/!p}" $INFILE)" ]; then
echo "error: $INFILE: missing \"WITH Linux-syscall-note\" for SPDX-License-Identifier" >&2
exit 1
fi
sed -E -e '
s/([[:space:](])(__user|__force|__iomem)[[:space:]]/\1/g
s/__attribute_const__([[:space:]]|$)/\1/g
s@^#include <linux/compiler(|_types).h>@@
s/(^|[^a-zA-Z0-9])__packed([^a-zA-Z0-9_]|$)/\1__attribute__((packed))\2/g
s/(^|[[:space:](])(inline|asm|volatile)([[:space:](]|$)/\1__\2__\3/g
s@#(ifndef|define|endif[[:space:]]*/[*])[[:space:]]*_UAPI@#\1 @
' $INFILE > $TMPFILE || exit 1
scripts/unifdef -U__KERNEL__ -D__EXPORTED_HEADERS__ $TMPFILE > $OUTFILE
[ $? -gt 1 ] && exit 1
# Remove /* ... */ style comments, and find CONFIG_ references in code
configs=$(sed -e '
:comment
s:/\*[^*][^*]*:/*:
s:/\*\*\**\([^/]\):/*\1:
t comment
s:/\*\*/: :
t comment
/\/\*/! b check
N
b comment
:print
P
D
:check
s:^\(CONFIG_[[:alnum:]_]*\):\1\n:
t print
s:^[[:alnum:]_][[:alnum:]_]*::
s:^[^[:alnum:]_][^[:alnum:]_]*::
t check
d
' $OUTFILE)
# The entries in the following list do not result in an error.
# Please do not add a new entry. This list is only for existing ones.
# The list will be reduced gradually, and deleted eventually. (hopefully)
#
# The format is <file-name>:<CONFIG-option> in each line.
config_leak_ignores="
arch/alpha/include/uapi/asm/setup.h:CONFIG_ALPHA_LEGACY_START_ADDRESS
arch/arc/include/uapi/asm/page.h:CONFIG_ARC_PAGE_SIZE_16K
arch/arc/include/uapi/asm/page.h:CONFIG_ARC_PAGE_SIZE_4K
arch/arc/include/uapi/asm/swab.h:CONFIG_ARC_HAS_SWAPE
arch/arm/include/uapi/asm/ptrace.h:CONFIG_CPU_ENDIAN_BE8
arch/hexagon/include/uapi/asm/ptrace.h:CONFIG_HEXAGON_ARCH_VERSION
arch/hexagon/include/uapi/asm/user.h:CONFIG_HEXAGON_ARCH_VERSION
arch/ia64/include/uapi/asm/cmpxchg.h:CONFIG_IA64_DEBUG_CMPXCHG
arch/m68k/include/uapi/asm/ptrace.h:CONFIG_COLDFIRE
arch/nios2/include/uapi/asm/swab.h:CONFIG_NIOS2_CI_SWAB_NO
arch/nios2/include/uapi/asm/swab.h:CONFIG_NIOS2_CI_SWAB_SUPPORT
arch/x86/include/uapi/asm/auxvec.h:CONFIG_IA32_EMULATION
arch/x86/include/uapi/asm/auxvec.h:CONFIG_X86_64
arch/x86/include/uapi/asm/mman.h:CONFIG_X86_INTEL_MEMORY_PROTECTION_KEYS
include/uapi/asm-generic/fcntl.h:CONFIG_64BIT
include/uapi/linux/atmdev.h:CONFIG_COMPAT
include/uapi/linux/elfcore.h:CONFIG_BINFMT_ELF_FDPIC
include/uapi/linux/eventpoll.h:CONFIG_PM_SLEEP
include/uapi/linux/hw_breakpoint.h:CONFIG_HAVE_MIXED_BREAKPOINTS_REGS
include/uapi/linux/pktcdvd.h:CONFIG_CDROM_PKTCDVD_WCACHE
include/uapi/linux/raw.h:CONFIG_MAX_RAW_DEVS
"
for c in $configs
do
leak_error=1
for ignore in $config_leak_ignores
do
if echo "$INFILE:$c" | grep -q "$ignore$"; then
leak_error=
break
fi
done
if [ "$leak_error" = 1 ]; then
echo "error: $INFILE: leak $c to user-space" >&2
exit 1
fi
done
rm -f $TMPFILE
trap - EXIT
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