[OE-core] [PATCH] populate_sdk_base: use xz -T instead of pixz

[Khem Raj]

On Mon, Apr 9, 2018 at 11:29 AM, Burton, Ross <ross.burton at intel.com> wrote:
> No, it's SDK generation, so xz-native (see SDK_DEPENDS in the first hunk).
>

OK then we need to make sure that all  supported distros will have the
threaded xz version

> Ross
>
> On 9 April 2018 at 18:46, Khem Raj <raj.khem at gmail.com> wrote:
>> On Mon, Apr 9, 2018 at 8:19 AM, Ross Burton <ross.burton at intel.com> wrote:
>>> xz has native support for threaded compression now and SDK creation was the only
>>> part of oe-core which is using pixz instead of xz.
>>>
>>> Not only does this remove pixz-native from the SDK dependencies, but in my
>>> limited testing xz -T0 is slightly faster and produces smaller archives than
>>> pixz for the same input.
>>>
>>
>> this is using nativesdk-xz ?
>>
>>> Signed-off-by: Ross Burton <ross.burton at intel.com>
>>> ---
>>>  meta/classes/populate_sdk_base.bbclass | 4 ++--
>>>  1 file changed, 2 insertions(+), 2 deletions(-)
>>>
>>> diff --git a/meta/classes/populate_sdk_base.bbclass b/meta/classes/populate_sdk_base.bbclass
>>> index 77ec8aaec27..79984d7914f 100644
>>> --- a/meta/classes/populate_sdk_base.bbclass
>>> +++ b/meta/classes/populate_sdk_base.bbclass
>>> @@ -46,7 +46,7 @@ TOOLCHAIN_TARGET_TASK_ATTEMPTONLY ?= ""
>>>  TOOLCHAIN_OUTPUTNAME ?= "${SDK_NAME}-toolchain-${SDK_VERSION}"
>>>
>>>  SDK_RDEPENDS = "${TOOLCHAIN_TARGET_TASK} ${TOOLCHAIN_HOST_TASK}"
>>> -SDK_DEPENDS = "virtual/fakeroot-native pixz-native cross-localedef-native ${MLPREFIX}qemuwrapper-cross"
>>> +SDK_DEPENDS = "virtual/fakeroot-native xz-native cross-localedef-native ${MLPREFIX}qemuwrapper-cross"
>>>  SDK_DEPENDS_append_libc-glibc = " nativesdk-glibc-locale"
>>>
>>>  # We want the MULTIARCH_TARGET_SYS to point to the TUNE_PKGARCH, not PACKAGE_ARCH as it
>>> @@ -225,7 +225,7 @@ fakeroot tar_sdk() {
>>>         # Package it up
>>>         mkdir -p ${SDKDEPLOYDIR}
>>>         cd ${SDK_OUTPUT}/${SDKPATH}
>>> -       tar ${SDKTAROPTS} -cf - . | pixz > ${SDKDEPLOYDIR}/${TOOLCHAIN_OUTPUTNAME}.tar.xz
>>> +       tar ${SDKTAROPTS} -cf - . | xz -T 0 > ${SDKDEPLOYDIR}/${TOOLCHAIN_OUTPUTNAME}.tar.xz
>>>  }
>>>
>>>  fakeroot create_shar() {
>>> --
>>> 2.11.0
>>>
>>> --
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