Merge git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-fixes

* git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-fixes:
  kbuild: create the source symlink earlier in the objdir
  scripts: add x86 64 bit support to the markup_oops.pl script
  scripts: add x86 register parser to markup_oops.pl
  kbuild: add sys_* entries for syscalls in tags
  kbuild: fix tags generation of config symbols
  bootgraph: fix for use with dot symbols
  kbuild: add vmlinux to kernel rpm
  kbuild,setlocalversion: shorten the make time when using svn

5 files changed, 173 insertions, 21 deletions

diff --git a/scripts/bootgraph.pl b/scripts/bootgraph.pl
index b0246307aac4..12caa822a232 100644
--- a/scripts/bootgraph.pl
+++ b/scripts/bootgraph.pl
@@ -51,7 +51,7 @@ my %pidctr;
 
 while (<>) {
         my $line = $_;
-        if ($line =~ /([0-9\.]+)\] calling  ([a-zA-Z0-9\_]+)\+/) {
+        if ($line =~ /([0-9\.]+)\] calling  ([a-zA-Z0-9\_\.]+)\+/) {
                 my $func = $2;
                 if ($done == 0) {
                         $start{$func} = $1;
@@ -87,7 +87,7 @@ while (<>) {
                 $count = $count + 1;
         }
 
-        if ($line =~ /([0-9\.]+)\] initcall ([a-zA-Z0-9\_]+)\+.*returned/) {
+        if ($line =~ /([0-9\.]+)\] initcall ([a-zA-Z0-9\_\.]+)\+.*returned/) {
                 if ($done == 0) {
                         $end{$2} = $1;
                         $maxtime = $1;
diff --git a/scripts/markup_oops.pl b/scripts/markup_oops.pl
index d40449cafa84..528492bcba5b 100644
--- a/scripts/markup_oops.pl
+++ b/scripts/markup_oops.pl
@@ -1,4 +1,4 @@
-#!/usr/bin/perl -w
+#!/usr/bin/perl
 
 use File::Basename;
 
@@ -29,27 +29,151 @@ my $filename = $vmlinux_name;
 my $target = "0";
 my $function;
 my $module = "";
-my $func_offset;
+my $func_offset = 0;
 my $vmaoffset = 0;
 
+my %regs;
+
+
+sub parse_x86_regs
+{
+        my ($line) = @_;
+        if ($line =~ /EAX: ([0-9a-f]+) EBX: ([0-9a-f]+) ECX: ([0-9a-f]+) EDX: ([0-9a-f]+)/) {
+                $regs{"%eax"} = $1;
+                $regs{"%ebx"} = $2;
+                $regs{"%ecx"} = $3;
+                $regs{"%edx"} = $4;
+        }
+        if ($line =~ /ESI: ([0-9a-f]+) EDI: ([0-9a-f]+) EBP: ([0-9a-f]+) ESP: ([0-9a-f]+)/) {
+                $regs{"%esi"} = $1;
+                $regs{"%edi"} = $2;
+                $regs{"%esp"} = $4;
+        }
+        if ($line =~ /RAX: ([0-9a-f]+) RBX: ([0-9a-f]+) RCX: ([0-9a-f]+)/) {
+                $regs{"%eax"} = $1;
+                $regs{"%ebx"} = $2;
+                $regs{"%ecx"} = $3;
+        }
+        if ($line =~ /RDX: ([0-9a-f]+) RSI: ([0-9a-f]+) RDI: ([0-9a-f]+)/) {
+                $regs{"%edx"} = $1;
+                $regs{"%esi"} = $2;
+                $regs{"%edi"} = $3;
+        }
+        if ($line =~ /RBP: ([0-9a-f]+) R08: ([0-9a-f]+) R09: ([0-9a-f]+)/) {
+                $regs{"%r08"} = $2;
+                $regs{"%r09"} = $3;
+        }
+        if ($line =~ /R10: ([0-9a-f]+) R11: ([0-9a-f]+) R12: ([0-9a-f]+)/) {
+                $regs{"%r10"} = $1;
+                $regs{"%r11"} = $2;
+                $regs{"%r12"} = $3;
+        }
+        if ($line =~ /R13: ([0-9a-f]+) R14: ([0-9a-f]+) R15: ([0-9a-f]+)/) {
+                $regs{"%r13"} = $1;
+                $regs{"%r14"} = $2;
+                $regs{"%r15"} = $3;
+        }
+}
+
+sub reg_name
+{
+        my ($reg) = @_;
+        $reg =~ s/r(.)x/e\1x/;
+        $reg =~ s/r(.)i/e\1i/;
+        $reg =~ s/r(.)p/e\1p/;
+        return $reg;
+}
+
+sub process_x86_regs
+{
+        my ($line, $cntr) = @_;
+        my $str = "";
+        if (length($line) < 40) {
+                return ""; # not an asm istruction
+        }
+
+        # find the arguments to the instruction
+        if ($line =~ /([0-9a-zA-Z\,\%\(\)\-\+]+)$/) {
+                $lastword = $1;
+        } else {
+                return "";
+        }
+
+        # we need to find the registers that get clobbered,
+        # since their value is no longer relevant for previous
+        # instructions in the stream.
+
+        $clobber = $lastword;
+        # first, remove all memory operands, they're read only
+        $clobber =~ s/\([a-z0-9\%\,]+\)//g;
+        # then, remove everything before the comma, thats the read part
+        $clobber =~ s/.*\,//g;
+
+        # if this is the instruction that faulted, we haven't actually done
+        # the write yet... nothing is clobbered.
+        if ($cntr == 0) {
+                $clobber = "";
+        }
+
+        foreach $reg (keys(%regs)) {
+                my $clobberprime = reg_name($clobber);
+                my $lastwordprime = reg_name($lastword);
+                my $val = $regs{$reg};
+                if ($val =~ /^[0]+$/) {
+                        $val = "0";
+                } else {
+                        $val =~ s/^0*//;
+                }
+
+                # first check if we're clobbering this register; if we do
+                # we print it with a =>, and then delete its value
+                if ($clobber =~ /$reg/ || $clobberprime =~ /$reg/) {
+                        if (length($val) > 0) {
+                                $str = $str . " $reg => $val ";
+                        }
+                        $regs{$reg} = "";
+                        $val = "";
+                }
+                # now check if we're reading this register
+                if ($lastword =~ /$reg/ || $lastwordprime =~ /$reg/) {
+                        if (length($val) > 0) {
+                                $str = $str . " $reg = $val ";
+                        }
+                }
+        }
+        return $str;
+}
+
+# parse the oops
 while (<STDIN>) {
         my $line = $_;
         if ($line =~ /EIP: 0060:\[\<([a-z0-9]+)\>\]/) {
                 $target = $1;
         }
+        if ($line =~ /RIP: 0010:\[\<([a-z0-9]+)\>\]/) {
+                $target = $1;
+        }
         if ($line =~ /EIP is at ([a-zA-Z0-9\_]+)\+(0x[0-9a-f]+)\/0x[a-f0-9]/) {
                 $function = $1;
                 $func_offset = $2;
         }
+        if ($line =~ /RIP: 0010:\[\<[0-9a-f]+\>\]  \[\<[0-9a-f]+\>\] ([a-zA-Z0-9\_]+)\+(0x[0-9a-f]+)\/0x[a-f0-9]/) {
+                $function = $1;
+                $func_offset = $2;
+        }
 
         # check if it's a module
         if ($line =~ /EIP is at ([a-zA-Z0-9\_]+)\+(0x[0-9a-f]+)\/0x[a-f0-9]+\W\[([a-zA-Z0-9\_\-]+)\]/) {
                 $module = $3;
         }
+        if ($line =~ /RIP: 0010:\[\<[0-9a-f]+\>\]  \[\<[0-9a-f]+\>\] ([a-zA-Z0-9\_]+)\+(0x[0-9a-f]+)\/0x[a-f0-9]+\W\[([a-zA-Z0-9\_\-]+)\]/) {
+                $module = $3;
+        }
+        parse_x86_regs($line);
 }
 
 my $decodestart = hex($target) - hex($func_offset);