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-rwxr-xr-xpackage/base-files/files/sbin/sysupgrade8
1 files changed, 8 insertions, 0 deletions
diff --git a/package/base-files/files/sbin/sysupgrade b/package/base-files/files/sbin/sysupgrade
index 215f482352..ef83c4b00f 100755
--- a/package/base-files/files/sbin/sysupgrade
+++ b/package/base-files/files/sbin/sysupgrade
@@ -215,6 +215,14 @@ fi
run_hooks "" $sysupgrade_pre_upgrade
+# Some platforms/devices may want different sysupgrade process, e.g. without
+# killing processes yet or calling ubus system upgrade method.
+# This is needed e.g. on NAND devices where we just want to trigger stage1 at
+# this point.
+if type 'platform_pre_upgrade' >/dev/null 2>/dev/null; then
+ platform_pre_upgrade "$ARGV"
+fi
+
ubus call system upgrade
touch /tmp/sysupgrade