[yocto] [meta-raspberrypi][PATCH 4/4] sdcard_image-rpi.bbclass: Exclude DATETIME from task stamp

[Khem Raj]

This helps in fixing occasional error seen quite often

ERROR: wpe-image-1.0-r0 do_image_rpi_sdimg: Taskhash mismatch 7ea6b505bb7a2cc5ca03552bcf3333fa verses 3be7cdad8c4532430d96368c5ca523d4 for /a/builder/home/kraj/work/oe/meta-metrological/recipes-core/images/wp
e-image.bb.do_image_rpi_sdimg
ERROR: Taskhash mismatch 7ea6b505bb7a2cc5ca03552bcf3333fa verses 3be7cdad8c4532430d96368c5ca523d4 for /a/builder/home/kraj/work/oe/meta-metrological/recipes-core/images/wpe-image.bb.do_image_rpi_sdimg

Signed-off-by: Khem Raj <raj.khem at gmail.com>
---
 classes/sdcard_image-rpi.bbclass | 1 +
 1 file changed, 1 insertion(+)

diff --git a/classes/sdcard_image-rpi.bbclass b/classes/sdcard_image-rpi.bbclass
index 4dfd7a3..e566669 100644
--- a/classes/sdcard_image-rpi.bbclass
+++ b/classes/sdcard_image-rpi.bbclass
@@ -73,6 +73,7 @@ FATPAYLOAD ?= ""
 
 IMAGEDATESTAMP = "${@time.strftime('%Y.%m.%d',time.gmtime())}"
 IMAGE_CMD_rpi-sdimg[vardepsexclude] = "IMAGEDATESTAMP"
+IMAGE_CMD_rpi-sdimg[vardepsexclude] = "DATETIME"
 
 IMAGE_CMD_rpi-sdimg () {
 
-- 
2.9.0