Merge commit '8700c95adb03' into timers/nohz

The full dynticks tree needs the latest RCU and sched
upstream updates in order to fix some dependencies.

Merge a common upstream merge point that has these
updates.

Conflicts:
	include/linux/perf_event.h
	kernel/rcutree.h
	kernel/rcutree_plugin.h

Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>

1 files changed, 12 insertions, 2 deletions

diff --git a/tools/testing/ktest/ktest.pl b/tools/testing/ktest/ktest.pl
index 4e67d52eb3a..0d7fd8b5154 100755
--- a/tools/testing/ktest/ktest.pl
+++ b/tools/testing/ktest/ktest.pl
@@ -73,6 +73,7 @@ my $ktest_config;
 my $version;
 my $have_version = 0;
 my $machine;
+my $last_machine;
 my $ssh_user;
 my $tmpdir;
 my $builddir;
@@ -108,6 +109,7 @@ my $scp_to_target;
 my $scp_to_target_install;
 my $power_off;
 my $grub_menu;
+my $last_grub_menu;
 my $grub_file;
 my $grub_number;
 my $grub_reboot;
@@ -1538,7 +1540,9 @@ sub run_scp_mod {
 
 sub get_grub2_index {
 
-    return if (defined($grub_number));
+    return if (defined($grub_number) && defined($last_grub_menu) &&
+	       $last_grub_menu eq $grub_menu && defined($last_machine) &&
+	       $last_machine eq $machine);
 
     doprint "Find grub2 menu ... ";
     $grub_number = -1;
@@ -1565,6 +1569,8 @@ sub get_grub2_index {
     die "Could not find '$grub_menu' in $grub_file on $machine"
 	if (!$found);
     doprint "$grub_number\n";
+    $last_grub_menu = $grub_menu;
+    $last_machine = $machine;
 }
 
 sub get_grub_index {
@@ -1577,7 +1583,9 @@ sub get_grub_index {
     if ($reboot_type ne "grub") {
 	return;
     }
-    return if (defined($grub_number));
+    return if (defined($grub_number) && defined($last_grub_menu) &&
+	       $last_grub_menu eq $grub_menu && defined($last_machine) &&
+	       $last_machine eq $machine);
 
     doprint "Find grub menu ... ";
     $grub_number = -1;
@@ -1604,6 +1612,8 @@ sub get_grub_index {
     die "Could not find '$grub_menu' in /boot/grub/menu on $machine"
 	if (!$found);
     doprint "$grub_number\n";
+    $last_grub_menu = $grub_menu;
+    $last_machine = $machine;
 }
 
 sub wait_for_input