[PATCH V2] MXS: Remove MMAP_MIN_ADDR setting from mxs_defconfig
Shawn Guo
shawn.guo at linaro.org
Sat Aug 4 10:09:02 EDT 2012
Again, patch subject should be like "ARM: mxs: ...".
On Fri, Aug 03, 2012 at 08:54:48PM +0200, Marek Vasut wrote:
> The CONFIG_DEFAULT_MMAP_MIN_ADDR was set to 65536 in mxs_defconfig,
> this caused severe breakage of userland applications since the upper
> limit for ARM is 32768. By default CONFIG_DEFAULT_MMAP_MIN_ADDR is
> set to 4096 and can also be changed via /proc/sys/vm/mmap_min_addr
> if needed.
>
> Quoting Russell King [1]:
>
> "4096 is also fine for ARM too. There's not much point in having
> defconfigs change it - that would just be pure noise in the config
> files."
>
> the CONFIG_DEFAULT_MMAP_MIN_ADDR can be removed from the defconfig
> altogether.
>
> This problem was introduced by:
>
> commit cde7c41feaa06cb6bfc748b2fc3c7d809091c2b0
> Author: Wolfram Sang <w.sang at pengutronix.de>
> Date: Fri Apr 29 15:06:40 2011 +0200
>
> ARM: configs: add defconfig for mach-mxs
>
We generally quote another commit in commit message like
cde7c41 (ARM: configs: add defconfig for mach-mxs)
> [1] http://marc.info/?l=linux-arm-kernel&m=134401593807820&w=2
>
> Signed-off-by: Marek Vasut <marex at denx.de>
> Cc: Russell King <linux at arm.linux.org.uk>
> Cc: Shawn Guo <shawn.guo at linaro.org>
> Cc: Wolfgang Denk <wd at denx.de>
We should Cc stable.
I just fixed them and queued the patch for 3.6-rc.
Regards,
Shawn
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