Both gzip and pigz implement the --rsyncable option, allowing small changes to
images to save a lot of data when they are transferred using rsync. This patch
enables --rsyncable by default.
Signed-off-by: Diego Rondini <diego.rond...@kynetics.com>
---
meta/classes/image_types.bbclass | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/meta/classes/image_types.bbclass b/meta/classes/image_types.bbclass
index 617aa4ccd8..2eeffbb366 100644
--- a/meta/classes/image_types.bbclass
+++ b/meta/classes/image_types.bbclass
@@ -284,7 +284,7 @@ COMPRESSIONTYPES ?= ""
CONVERSIONTYPES = "gz bz2 lzma xz lz4 lzo zip sum md5sum sha1sum sha224sum
sha256sum sha384sum sha512sum bmap u-boot vmdk vdi qcow2 base64
${COMPRESSIONTYPES}"
CONVERSION_CMD_lzma = "lzma -k -f -7 ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}"
-CONVERSION_CMD_gz = "gzip -f -9 -n -c
${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} >
${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.gz"
+CONVERSION_CMD_gz = "gzip -f -9 -n -c --rsyncable
${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} >
${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.gz"
CONVERSION_CMD_bz2 = "pbzip2 -f -k ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}"
CONVERSION_CMD_xz = "xz -f -k -c ${XZ_COMPRESSION_LEVEL} ${XZ_DEFAULTS}
--check=${XZ_INTEGRITY_CHECK} ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} >
${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.xz"
CONVERSION_CMD_lz4 = "lz4 -9 -z -l ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}
${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.lz4"
--
2.21.0
--
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