Merge commit 'v2.6.35' into kbuild/kbuild

Conflicts:
	arch/powerpc/Makefile

38 files changed, 976 insertions, 57 deletions

diff --git a/tools/perf/scripts/perl/Perf-Trace-Util/Context.c b/tools/perf/scripts/perl/Perf-Trace-Util/Context.c
index af78d9a52a7d..01a64ad693f2 100644
--- a/tools/perf/scripts/perl/Perf-Trace-Util/Context.c
+++ b/tools/perf/scripts/perl/Perf-Trace-Util/Context.c
@@ -31,13 +31,14 @@
 #include "EXTERN.h"
 #include "perl.h"
 #include "XSUB.h"
-#include "../../../util/trace-event-perl.h"
+#include "../../../perf.h"
+#include "../../../util/trace-event.h"
 
 #ifndef PERL_UNUSED_VAR
 #  define PERL_UNUSED_VAR(var) if (0) var = var
 #endif
 
-#line 41 "Context.c"
+#line 42 "Context.c"
 
 XS(XS_Perf__Trace__Context_common_pc); /* prototype to pass -Wmissing-prototypes */
 XS(XS_Perf__Trace__Context_common_pc)
diff --git a/tools/perf/scripts/perl/Perf-Trace-Util/Context.xs b/tools/perf/scripts/perl/Perf-Trace-Util/Context.xs
index fb78006c165e..549cf0467d30 100644
--- a/tools/perf/scripts/perl/Perf-Trace-Util/Context.xs
+++ b/tools/perf/scripts/perl/Perf-Trace-Util/Context.xs
@@ -22,7 +22,8 @@
 #include "EXTERN.h"
 #include "perl.h"
 #include "XSUB.h"
-#include "../../../util/trace-event-perl.h"
+#include "../../../perf.h"
+#include "../../../util/trace-event.h"
 
 MODULE = Perf::Trace::Context           PACKAGE = Perf::Trace::Context
 PROTOTYPES: ENABLE
diff --git a/tools/perf/scripts/perl/Perf-Trace-Util/lib/Perf/Trace/Util.pm b/tools/perf/scripts/perl/Perf-Trace-Util/lib/Perf/Trace/Util.pm
index 052f132ced24..d94b40c8ac85 100644
--- a/tools/perf/scripts/perl/Perf-Trace-Util/lib/Perf/Trace/Util.pm
+++ b/tools/perf/scripts/perl/Perf-Trace-Util/lib/Perf/Trace/Util.pm
@@ -15,6 +15,7 @@ our @EXPORT_OK = ( @{ $EXPORT_TAGS{'all'} } );
 
 our @EXPORT = qw(
 avg nsecs nsecs_secs nsecs_nsecs nsecs_usecs print_nsecs
+clear_term
 );
 
 our $VERSION = '0.01';
@@ -44,7 +45,7 @@ sub nsecs_secs {
 sub nsecs_nsecs {
     my ($nsecs) = @_;
 
-    return $nsecs - nsecs_secs($nsecs);
+    return $nsecs % $NSECS_PER_SEC;
 }
 
 sub nsecs_str {
@@ -55,6 +56,11 @@ sub nsecs_str {
     return $str;
 }
 
+sub clear_term
+{
+    print "\x1b[H\x1b[2J";
+}
+
 1;
 __END__
 =head1 NAME
diff --git a/tools/perf/scripts/perl/bin/check-perf-trace-record b/tools/perf/scripts/perl/bin/check-perf-trace-record
index c7ec5de2f535..423ad6aed056 100644
--- a/tools/perf/scripts/perl/bin/check-perf-trace-record
+++ b/tools/perf/scripts/perl/bin/check-perf-trace-record
@@ -1,7 +1,2 @@
 #!/bin/bash
-perf record -c 1 -f -a -M -R -e kmem:kmalloc -e irq:softirq_entry
-
-
-
-
-
+perf record -a -e kmem:kmalloc -e irq:softirq_entry -e kmem:kfree
diff --git a/tools/perf/scripts/perl/bin/check-perf-trace-report b/tools/perf/scripts/perl/bin/check-perf-trace-report
deleted file mode 100644
index 7fc4a033dd49..000000000000
--- a/tools/perf/scripts/perl/bin/check-perf-trace-report
+++ /dev/null
@@ -1,6 +0,0 @@
-#!/bin/bash
-# description: useless but exhaustive test script
-perf trace -s ~/libexec/perf-core/scripts/perl/check-perf-trace.pl
-
-
-
diff --git a/tools/perf/scripts/perl/bin/failed-syscalls-record b/tools/perf/scripts/perl/bin/failed-syscalls-record
new file mode 100644
index 000000000000..eb5846bcb565
--- /dev/null
+++ b/tools/perf/scripts/perl/bin/failed-syscalls-record
@@ -0,0 +1,2 @@
+#!/bin/bash
+perf record -a -e raw_syscalls:sys_exit $@
diff --git a/tools/perf/scripts/perl/bin/failed-syscalls-report b/tools/perf/scripts/perl/bin/failed-syscalls-report
new file mode 100644
index 000000000000..e3a5e55d54ff
--- /dev/null
+++ b/tools/perf/scripts/perl/bin/failed-syscalls-report
@@ -0,0 +1,10 @@
+#!/bin/bash
+# description: system-wide failed syscalls
+# args: [comm]
+if [ $# -gt 0 ] ; then
+    if ! expr match "$1" "-" > /dev/null ; then
+        comm=$1
+        shift
+    fi
+fi
+perf trace $@ -s ~/libexec/perf-core/scripts/perl/failed-syscalls.pl $comm
diff --git a/tools/perf/scripts/perl/bin/rw-by-file-record b/tools/perf/scripts/perl/bin/rw-by-file-record
index b25056ebf963..5bfaae5a6cba 100644
--- a/tools/perf/scripts/perl/bin/rw-by-file-record
+++ b/tools/perf/scripts/perl/bin/rw-by-file-record
@@ -1,2 +1,3 @@
 #!/bin/bash
-perf record -c 1 -f -a -M -R -e syscalls:sys_enter_read -e syscalls:sys_enter_write
+perf record -a -e syscalls:sys_enter_read -e syscalls:sys_enter_write $@
+
diff --git a/tools/perf/scripts/perl/bin/rw-by-file-report b/tools/perf/scripts/perl/bin/rw-by-file-report
index eddb9ccce6a5..d83070b7eeb5 100644
--- a/tools/perf/scripts/perl/bin/rw-by-file-report
+++ b/tools/perf/scripts/perl/bin/rw-by-file-report
@@ -1,7 +1,13 @@
 #!/bin/bash
 # description: r/w activity for a program, by file
 # args: <comm>
-perf trace -s ~/libexec/perf-core/scripts/perl/rw-by-file.pl $1
+if [ $# -lt 1 ] ; then
+    echo "usage: rw-by-file <comm>"
+    exit
+fi
+comm=$1
+shift
+perf trace $@ -s ~/libexec/perf-core/scripts/perl/rw-by-file.pl $comm