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-rwxr-xr-xscripts/checkpatch.pl22
-rwxr-xr-xscripts/update-linux-headers.sh77
2 files changed, 53 insertions, 46 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 4ac00a9121..574334b985 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -582,7 +582,7 @@ sub statement_block_size {
 	my ($stmt) = @_;
 
 	$stmt =~ s/(^|\n)./$1/g;
-	$stmt =~ s/^\s*{//;
+	$stmt =~ s/^\s*\{//;
 	$stmt =~ s/}\s*$//;
 	$stmt =~ s/^\s*//;
 	$stmt =~ s/\s*$//;
@@ -1479,7 +1479,7 @@ sub process {
 			# 79 or 80 characters, it is no longer possible to add a space and an
 			# opening brace there)
 			if ($#ctx == 0 && $ctx !~ /{\s*/ &&
-			    defined($lines[$ctx_ln - 1]) && $lines[$ctx_ln - 1] =~ /^\+\s*{/ &&
+			    defined($lines[$ctx_ln - 1]) && $lines[$ctx_ln - 1] =~ /^\+\s*\{/ &&
 			    defined($lines[$ctx_ln - 2]) && length($lines[$ctx_ln - 2]) < 80) {
 				ERROR("that open brace { should be on the previous line\n" .
 					"$here\n$ctx\n$rawlines[$ctx_ln - 1]\n");
@@ -1519,7 +1519,7 @@ sub process {
 			my $continuation = 0;
 			my $check = 0;
 			$s =~ s/^.*\bdo\b//;
-			$s =~ s/^\s*{//;
+			$s =~ s/^\s*\{//;
 			if ($s =~ s/^\s*\\//) {
 				$continuation = 1;
 			}
@@ -1618,7 +1618,7 @@ sub process {
 		}
 
 # check for initialisation to aggregates open brace on the next line
-		if ($line =~ /^.\s*{/ &&
+		if ($line =~ /^.\s*\{/ &&
 		    $prevline =~ /(?:^|[^=])=\s*$/) {
 			ERROR("that open brace { should be on the previous line\n" . $hereprev);
 		}
@@ -1693,13 +1693,13 @@ sub process {
 
 # function brace can't be on same line, except for #defines of do while,
 # or if closed on same line
-		if (($line=~/$Type\s*$Ident\(.*\).*\s{/) and
-		    !($line=~/\#\s*define.*do\s{/) and !($line=~/}/)) {
+		if (($line=~/$Type\s*$Ident\(.*\).*\s\{/) and
+		    !($line=~/\#\s*define.*do\s\{/) and !($line=~/}/)) {
 			ERROR("open brace '{' following function declarations go on the next line\n" . $herecurr);
 		}
 
 # open braces for enum, union and struct go on the same line.
-		if ($line =~ /^.\s*{/ &&
+		if ($line =~ /^.\s*\{/ &&
 		    $prevline =~ /^.\s*(?:typedef\s+)?(enum|union|struct)(?:\s+$Ident)?\s*$/) {
 			ERROR("open brace '{' following $1 go on the same line\n" . $hereprev);
 		}
@@ -1853,7 +1853,7 @@ sub process {
                                 # not required when having a single },{ on one line
 				} elsif ($op eq ',') {
 					if ($ctx !~ /.x[WEC]/ && $cc !~ /^}/ &&
-                                            ($elements[$n] . $elements[$n + 2]) !~ " *}{") {
+                                            ($elements[$n] . $elements[$n + 2]) !~ " *}\\{") {
 						ERROR("space required after that '$op' $at\n" . $hereptr);
 					}
 
@@ -1953,8 +1953,8 @@ sub process {
 		}
 
 #need space before brace following if, while, etc
-		if (($line =~ /\(.*\){/ && $line !~ /\($Type\){/) ||
-		    $line =~ /do{/) {
+		if (($line =~ /\(.*\)\{/ && $line !~ /\($Type\)\{/) ||
+		    $line =~ /do\{/) {
 			ERROR("space required before the open brace '{'\n" . $herecurr);
 		}
 
@@ -2268,7 +2268,7 @@ sub process {
 					my $spaced_block = $block;
 					$spaced_block =~ s/\n\+/ /g;
 
-					$seen++ if ($spaced_block =~ /^\s*{/);
+					$seen++ if ($spaced_block =~ /^\s*\{/);
 
                                         print "APW: cond<$cond> block<$block> allowed<$allowed>\n"
                                             if $dbg_adv_apw;
diff --git a/scripts/update-linux-headers.sh b/scripts/update-linux-headers.sh
index f0e830c2d6..1107619121 100755
--- a/scripts/update-linux-headers.sh
+++ b/scripts/update-linux-headers.sh
@@ -28,38 +28,32 @@ if [ -z "$output" ]; then
     output="$PWD"
 fi
 
-cp_virtio() {
-    from=$1
+cp_portable() {
+    f=$1
     to=$2
-    virtio=$(find "$from" -name '*virtio*h' -o -name "input.h" -o -name "pci_regs.h")
-    if [ "$virtio" ]; then
-        rm -rf "$to"
-        mkdir -p "$to"
-        for f in $virtio; do
-            if
-                grep '#include' "$f" | grep -v -e 'linux/virtio' \
-                                             -e 'linux/types' \
-                                             -e 'linux/if_ether' \
-                                             -e 'sys/' \
-                                             > /dev/null
-            then
-                echo "Unexpected #include in input file $f".
-                exit 2
-            fi
-
-            header=$(basename "$f");
-            sed -e 's/__u\([0-9][0-9]*\)/uint\1_t/g' \
-                -e 's/__s\([0-9][0-9]*\)/int\1_t/g' \
-                -e 's/__le\([0-9][0-9]*\)/uint\1_t/g' \
-                -e 's/__be\([0-9][0-9]*\)/uint\1_t/g' \
-                -e 's/<linux\/\([^>]*\)>/"standard-headers\/linux\/\1"/' \
-                -e 's/__bitwise__//' \
-                -e 's/__attribute__((packed))/QEMU_PACKED/' \
-                -e 's/__inline__/inline/' \
-                -e '/sys\/ioctl.h/d' \
-                "$f" > "$to/$header";
-        done
+    if
+        grep '#include' "$f" | grep -v -e 'linux/virtio' \
+                                     -e 'linux/types' \
+                                     -e 'stdint' \
+                                     -e 'linux/if_ether' \
+                                     -e 'sys/' \
+                                     > /dev/null
+    then
+        echo "Unexpected #include in input file $f".
+        exit 2
     fi
+
+    header=$(basename "$f");
+    sed -e 's/__u\([0-9][0-9]*\)/uint\1_t/g' \
+        -e 's/__s\([0-9][0-9]*\)/int\1_t/g' \
+        -e 's/__le\([0-9][0-9]*\)/uint\1_t/g' \
+        -e 's/__be\([0-9][0-9]*\)/uint\1_t/g' \
+        -e 's/<linux\/\([^>]*\)>/"standard-headers\/linux\/\1"/' \
+        -e 's/__bitwise__//' \
+        -e 's/__attribute__((packed))/QEMU_PACKED/' \
+        -e 's/__inline__/inline/' \
+        -e '/sys\/ioctl.h/d' \
+        "$f" > "$to/$header";
 }
 
 # This will pick up non-directories too (eg "Kconfig") but we will
@@ -85,14 +79,19 @@ for arch in $ARCHLIST; do
     for header in kvm.h kvm_para.h; do
         cp "$tmpdir/include/asm/$header" "$output/linux-headers/asm-$arch"
     done
-    if [ $arch = x86 ]; then
-        cp "$tmpdir/include/asm/hyperv.h" "$output/linux-headers/asm-x86"
-    fi
     if [ $arch = powerpc ]; then
         cp "$tmpdir/include/asm/epapr_hcalls.h" "$output/linux-headers/asm-powerpc/"
     fi
 
-    cp_virtio "$tmpdir/include/asm" "$output/include/standard-headers/asm-$arch"
+    rm -rf "$output/include/standard-headers/asm-$arch"
+    mkdir -p "$output/include/standard-headers/asm-$arch"
+    if [ $arch = s390 ]; then
+        cp_portable "$tmpdir/include/asm/kvm_virtio.h" "$output/include/standard-headers/asm-s390/"
+        cp_portable "$tmpdir/include/asm/virtio-ccw.h" "$output/include/standard-headers/asm-s390/"
+    fi
+    if [ $arch = x86 ]; then
+        cp_portable "$tmpdir/include/asm/hyperv.h" "$output/include/standard-headers/asm-x86/"
+    fi
 done
 
 rm -rf "$output/linux-headers/linux"
@@ -112,6 +111,9 @@ else
     cp "$linux/COPYING" "$output/linux-headers"
 fi
 
+cat <<EOF >$output/linux-headers/asm-x86/hyperv.h
+#include "standard-headers/asm-x86/hyperv.h"
+EOF
 cat <<EOF >$output/linux-headers/linux/virtio_config.h
 #include "standard-headers/linux/virtio_config.h"
 EOF
@@ -119,7 +121,12 @@ cat <<EOF >$output/linux-headers/linux/virtio_ring.h
 #include "standard-headers/linux/virtio_ring.h"
 EOF
 
-cp_virtio "$tmpdir/include/linux/" "$output/include/standard-headers/linux"
+rm -rf "$output/include/standard-headers/linux"
+mkdir -p "$output/include/standard-headers/linux"
+for i in "$tmpdir"/include/linux/*virtio*.h "$tmpdir/include/linux/input.h" \
+         "$tmpdir/include/linux/pci_regs.h"; do
+    cp_portable "$i" "$output/include/standard-headers/linux"
+done
 
 cat <<EOF >$output/include/standard-headers/linux/types.h
 #include <stdint.h>