kexec-tools,kexec: Fix build with latest klibc

klibc has changed its signature of reboot() API
adapt the use here

Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-initramfs/recipes-bsp/kexecboot/files/0001-kexecboot-Use-new-reboot-API-with-klibc.patch

@@ -0,0 +1,42 @@
+From a6d1678379df6142a68cc9bb76dae540a31b8fdb Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Thu, 14 Mar 2019 23:47:50 -0700
+Subject: [PATCH] kexecboot: Use new reboot() API with klibc
+
+Klibc has changed this API in
+https://git.kernel.org/pub/scm/libs/klibc/klibc.git/commit/?id=6b621b8705ce5901dcf49607c8a3523c9e521901
+
+therefore adopt the code
+
+Upstream-Status: Pending
+
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+ src/kexecboot.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/src/kexecboot.c b/src/kexecboot.c
+index cf49b40..c785fce 100644
+--- a/src/kexecboot.c
++++ b/src/kexecboot.c
+@@ -857,7 +857,7 @@ int process_ctx_menu(struct params_t *params, int action) {
+ #else
+ 		sync();
+ 		/* if ( -1 == reboot(LINUX_REBOOT_CMD_RESTART) ) { */
+-		if ( -1 == reboot(RB_AUTOBOOT) ) {
++		if ( -1 == reboot(RB_AUTOBOOT, NULL) ) {
+ 			log_msg(lg, "Can't initiate reboot: %s", ERRMSG);
+ 		}
+ #endif
+@@ -874,7 +874,7 @@ int process_ctx_menu(struct params_t *params, int action) {
+ #else
+ 		sync();
+ 		/* if ( -1 == reboot(LINUX_REBOOT_CMD_POWER_OFF) ) { */
+-		if ( -1 == reboot(RB_POWER_OFF) ) {
++		if ( -1 == reboot(RB_POWER_OFF, NULL) ) {
+ 			log_msg(lg, "Can't initiate shutdown: %s", ERRMSG);
+ 		}
+ #endif
+-- 
+2.21.0
+

meta-initramfs/recipes-bsp/kexecboot/kexecboot_git.bb

@@ -6,6 +6,8 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=94d55d512a9ba36caa9b7df079bae19f"
 PV = "0.6+git${SRCPV}"
 S = "${WORKDIR}/git"
 SRC_URI = "git://github.com/kexecboot/kexecboot.git"
+SRC_URI_append_libc-klibc = " file://0001-kexecboot-Use-new-reboot-API-with-klibc.patch "
+
 SRCREV = "7409a1e0aaea61af87c4eca0149cec18a9f58ab6"
 inherit autotools
 

meta-initramfs/recipes-kernel/kexec/kexec-tools-klibc/klibc-reboot.patch

@@ -0,0 +1,11 @@
+--- a/kexec/kexec.c
++++ b/kexec/kexec.c
+@@ -901,7 +901,7 @@ static int my_exec(void)
+ 	if (xen_present())
+ 		xen_kexec_exec();
+ 	else
+-		reboot(LINUX_REBOOT_CMD_KEXEC);
++		reboot(LINUX_REBOOT_CMD_KEXEC, NULL);
+ 	/* I have failed if I make it here */
+ 	fprintf(stderr, "kexec failed: %s\n", 
+ 		strerror(errno));

meta-initramfs/recipes-kernel/kexec/kexec-tools-klibc_git.bb

@@ -31,7 +31,8 @@ KLIBC_PATCHES += " \
             file://0012-purgatory-string.c-avoid-inclusion-of-string.h.patch \
             file://0013-sha256.h-avoid-inclusion-of-sys-types.h.patch \
             file://0014-add-if_nameindex-from-musl.patch \
-            file://0015-vmcore-dmesg-fix-warning.patch"
+            file://0015-vmcore-dmesg-fix-warning.patch \
+            file://klibc-reboot.patch"
 
 WARNING_FIXES = ""
 FROM_OE_CORE = "file://arm_crashdump-fix-buffer-align.patch \