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authorAndrei Gherzan <andrei@gherzan.ro>2012-07-12 17:45:40 +0300
committerSaul Wold <sgw@linux.intel.com>2012-07-16 08:36:57 -0700
commit81c8e8a81e90ce95042e9fff8bac6fa011c416d1 (patch)
tree8491ba617da4d9615748be890a5d608d9e8ab46a /meta/classes
parent7ceea61636d6a6f886002e3c29941da3356157ac (diff)
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image_types.bbclass: Add XZ variable to set number of threads to be used while compressing
Default this variable to 0. This will make xz use as many threads as there are CPU cores on the system. Signed-off-by: Koen Kooi <koen@dominion.thruhere.net> Signed-off-by: Andrei Gherzan <andrei@gherzan.ro> Signed-off-by: Saul Wold <sgw@linux.intel.com>
Diffstat (limited to 'meta/classes')
-rw-r--r--meta/classes/image_types.bbclass3
1 files changed, 2 insertions, 1 deletions
diff --git a/meta/classes/image_types.bbclass b/meta/classes/image_types.bbclass
index 0e79820612..b19ad3beee 100644
--- a/meta/classes/image_types.bbclass
+++ b/meta/classes/image_types.bbclass
@@ -124,6 +124,7 @@ def imagetypes_getdepends(d):
XZ_COMPRESSION_LEVEL ?= "-e -9"
XZ_INTEGRITY_CHECK ?= "crc32"
+XZ_THREADS ?= "-T 0"
IMAGE_CMD_jffs2 = "mkfs.jffs2 --root=${IMAGE_ROOTFS} --faketime --output=${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.jffs2 -n ${EXTRA_IMAGECMD}"
IMAGE_CMD_sum.jffs2 = "${IMAGE_CMD_jffs2} && sumtool -i ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.jffs2 \
@@ -236,7 +237,7 @@ COMPRESSIONTYPES = "gz bz2 lzma xz"
COMPRESS_CMD_lzma = "lzma -k -f -7 ${IMAGE_NAME}.rootfs.${type}"
COMPRESS_CMD_gz = "gzip -f -9 -c ${IMAGE_NAME}.rootfs.${type} > ${IMAGE_NAME}.rootfs.${type}.gz"
COMPRESS_CMD_bz2 = "bzip2 -f -k ${IMAGE_NAME}.rootfs.${type}"
-COMPRESS_CMD_xz = "xz -f -k -c ${XZ_COMPRESSION_LEVEL} --check=${XZ_INTEGRITY_CHECK} ${IMAGE_NAME}.rootfs.${type} > ${IMAGE_NAME}.rootfs.${type}.xz"
+COMPRESS_CMD_xz = "xz -f -k -c ${XZ_COMPRESSION_LEVEL} ${XZ_THREADS} --check=${XZ_INTEGRITY_CHECK} ${IMAGE_NAME}.rootfs.${type} > ${IMAGE_NAME}.rootfs.${type}.xz"
COMPRESS_DEPENDS_lzma = "xz-native"
COMPRESS_DEPENDS_gz = ""
COMPRESS_DEPENDS_bz2 = ""