boot_time_opt: update host boot time optimization patches for 4.14

The new patches are based on:
https://github.com/clearlinux-pkgs/linux-lts
commit 5595fe425a52af6734235a1a953b6b03210060ec

Signed-off-by: Martin Borg <martin.borg@enea.com>
Signed-off-by: Adrian Dudau <adrian.dudau@enea.com>

1 files changed, 27 insertions, 0 deletions

diff --git a/patches/boot_time_opt/0119-e1000e-change-default-policy.patch b/patches/boot_time_opt/0119-e1000e-change-default-policy.patch
new file mode 100644
index 0000000..663f7ae
--- /dev/null
+++ b/patches/boot_time_opt/0119-e1000e-change-default-policy.patch
@@ -0,0 +1,27 @@
+From 915dc5df4d7f050ee1835f4c302795baa6c51b7e Mon Sep 17 00:00:00 2001
+From: Arjan van de Ven <arjan@linux.intel.com>
+Date: Sat, 10 Dec 2016 14:29:52 +0000
+Subject: [PATCH 119/126] e1000e: change default policy
+
+change the default irq mitigation policy for e1000e to be
+more HPC/cluster friendly
+---
+ drivers/net/ethernet/intel/e1000e/param.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/drivers/net/ethernet/intel/e1000e/param.c b/drivers/net/ethernet/intel/e1000e/param.c
+index 6d8c39abee16..ef1122ad3b98 100644
+--- a/drivers/net/ethernet/intel/e1000e/param.c
++++ b/drivers/net/ethernet/intel/e1000e/param.c
+@@ -92,7 +92,7 @@ E1000_PARAM(RxAbsIntDelay, "Receive Absolute Interrupt Delay");
+  * Valid Range: 100-100000 or one of: 0=off, 1=dynamic, 3=dynamic conservative
+  */
+ E1000_PARAM(InterruptThrottleRate, "Interrupt Throttling Rate");
+-#define DEFAULT_ITR 3
++#define DEFAULT_ITR 1
+ #define MAX_ITR 100000
+ #define MIN_ITR 100
+ 
+-- 
+2.15.0
+