[PATCH 2/3] UBUNTU: [Config]: Turn on CONFIG_ARM_THUMBEE
Bryan Wu
bryan.wu at canonical.com
Wed Feb 3 01:06:17 UTC 2010
Eric Miao 写道:
> commit 6940f3a41c26c65c86cc2d32baaf1f3e39c04807
> Author: Eric Miao <eric.miao at canonical.com>
> Date: Tue Feb 2 11:43:42 2010 -0800
>
> UBUNTU: [Config]: Turn on CONFIG_ARM_THUMBEE
>
> As Dave Martin suggested, some ThumbEE based JIT code is to be merged into
> openjdk-6 for lucid.
>
> The ThumbEE extension has a small amount of additional per-process context
> which will not be switched properly unless CONFIG_ARM_THUMBEE is enabled,
> leading to potential instability of user processes which use this extension.
>
> Signed-off-by: Eric Miao <eric.miao at canonical.com>
>
> diff --git a/debian.mvl-dove/config/config.common.ubuntu
> b/debian.mvl-dove/config/config.common.ubuntu
> index 127fd0e..09d6326 100644
> --- a/debian.mvl-dove/config/config.common.ubuntu
> +++ b/debian.mvl-dove/config/config.common.ubuntu
> @@ -115,7 +115,7 @@ CONFIG_ARM=y
> # CONFIG_ARM_ERRATA_460075 is not set
> CONFIG_ARM_L1_CACHE_SHIFT=5
> CONFIG_ARM_THUMB=y
> -# CONFIG_ARM_THUMBEE is not set
> +CONFIG_ARM_THUMBEE=y
> CONFIG_ARM_UNWIND=y
> # CONFIG_ARPD is not set
> CONFIG_ASK_IP_FIB_HASH=y
>
Ack, I also got the email from Dave Martin about this. fsl-imx51 lucid needs
this patch too. I will post it out soon.
-Bryan
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