[OE-core] [PATCH] linux-yocto/5.0: fix systemtap for arm

Bruce Ashfield bruce.ashfield at gmail.com
Mon Mar 11 03:49:13 UTC 2019


Sorry if this came through twice, there was some lag when I was generating
the patch and it looks like it fired multiple times.

Bruce


On Sun, Mar 10, 2019 at 11:45 PM <bruce.ashfield at gmail.com> wrote:
>
> From: Bruce Ashfield <bruce.ashfield at gmail.com>
>
> We need to enable the arm unwinder for systemtap to work out of the
> box:
>
>   root at qemuarm:~# stap --disable-cache -DSTP_NO_VERREL_CHECK ./hello.stp
>   [ 1600.955262] stap_2097: loading out-of-tree module taints kernel.
>   hello world
>
> This option is useful for much more than systemtap, so it is a good
> idea to have on in the base configs. It make the image slightly larger,
> but has no performance impacts.
>
> Signed-off-by: Bruce Ashfield <bruce.ashfield at gmail.com>
> ---
>  meta/recipes-kernel/linux/linux-yocto-rt_5.0.bb   | 2 +-
>  meta/recipes-kernel/linux/linux-yocto-tiny_5.0.bb | 2 +-
>  meta/recipes-kernel/linux/linux-yocto_5.0.bb      | 2 +-
>  3 files changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/meta/recipes-kernel/linux/linux-yocto-rt_5.0.bb b/meta/recipes-kernel/linux/linux-yocto-rt_5.0.bb
> index a757945f8d..2350973fef 100644
> --- a/meta/recipes-kernel/linux/linux-yocto-rt_5.0.bb
> +++ b/meta/recipes-kernel/linux/linux-yocto-rt_5.0.bb
> @@ -12,7 +12,7 @@ python () {
>  }
>
>  SRCREV_machine ?= "1a0da7e50b77c82841efb501c648dbaca699eac2"
> -SRCREV_meta ?= "be627e4e38626c5e949de04c814ebd2487d5dd98"
> +SRCREV_meta ?= "4faa4419884d2bbe65f637befd71a1e95629eaae"
>
>  SRC_URI = "git://git.yoctoproject.org/linux-yocto.git;branch=${KBRANCH};name=machine \
>             git://git.yoctoproject.org/yocto-kernel-cache;type=kmeta;name=meta;branch=yocto-5.0;destsuffix=${KMETA}"
> diff --git a/meta/recipes-kernel/linux/linux-yocto-tiny_5.0.bb b/meta/recipes-kernel/linux/linux-yocto-tiny_5.0.bb
> index 57aada3f62..e0a6801446 100644
> --- a/meta/recipes-kernel/linux/linux-yocto-tiny_5.0.bb
> +++ b/meta/recipes-kernel/linux/linux-yocto-tiny_5.0.bb
> @@ -17,7 +17,7 @@ KCONF_BSP_AUDIT_LEVEL = "2"
>
>  SRCREV_machine_qemuarm ?= "6da91ac9afd3b8c144760e3ceacc6a812ddfa3f6"
>  SRCREV_machine ?= "1a0da7e50b77c82841efb501c648dbaca699eac2"
> -SRCREV_meta ?= "be627e4e38626c5e949de04c814ebd2487d5dd98"
> +SRCREV_meta ?= "4faa4419884d2bbe65f637befd71a1e95629eaae"
>
>  PV = "${LINUX_VERSION}+git${SRCPV}"
>
> diff --git a/meta/recipes-kernel/linux/linux-yocto_5.0.bb b/meta/recipes-kernel/linux/linux-yocto_5.0.bb
> index a56e9a19d8..f2c066a150 100644
> --- a/meta/recipes-kernel/linux/linux-yocto_5.0.bb
> +++ b/meta/recipes-kernel/linux/linux-yocto_5.0.bb
> @@ -19,7 +19,7 @@ SRCREV_machine_qemux86 ?= "1a0da7e50b77c82841efb501c648dbaca699eac2"
>  SRCREV_machine_qemux86-64 ?= "1a0da7e50b77c82841efb501c648dbaca699eac2"
>  SRCREV_machine_qemumips64 ?= "5f072445126e6a9e44f9435a552f4fcf6fc15499"
>  SRCREV_machine ?= "1a0da7e50b77c82841efb501c648dbaca699eac2"
> -SRCREV_meta ?= "be627e4e38626c5e949de04c814ebd2487d5dd98"
> +SRCREV_meta ?= "4faa4419884d2bbe65f637befd71a1e95629eaae"
>
>  # remap qemuarm to qemuarma15 for the 5.0 kernel
>  # KMACHINE_qemuarm ?= "qemuarma15"
> --
> 2.19.1
>


--
- Thou shalt not follow the NULL pointer, for chaos and madness await
thee at its end
- "Use the force Harry" - Gandalf, Star Trek II


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