From: sudeep.holla@arm.com (Sudeep Holla)
To: linux-arm-kernel@lists.infradead.org
Subject: ARM big endian cpu hotplug
Date: Wed, 10 Sep 2014 12:24:57 +0100 [thread overview]
Message-ID: <54103509.1020206@arm.com> (raw)
In-Reply-To: <CAMQ1t3oDaYCQ+Uye3NDcHb8O4bvK=cauOfcqQvHqdieb8e8uEA@mail.gmail.com>
On 10/09/14 12:07, Hemanth Kumar wrote:
> On ARM VE-A-15 ,When I enable CONFIG_MTD_CFI &
> CONFIG_MTD_CFI_LE_BYTE_SWAP and try to do cpu hotplug it throw's an
> error
> write error: Input/output error,If I enable
> CONFIG_MTD_CFI_BE_BYTE_SWAP and fix with below code
> include/linux/mtd/map.h still it throw's write error: Input/output
> error when I do cpu hotplug this happening on
> v3.10,v3.12,v3.14,v3.15,v3.16,
>
> If I dont enable CONFIG_MTD_CFI & CONFIG_MTD_CFI_LE_BYTE_SWAP or
> CONFIG_MTD_CFI_BE_BYTE_SWAP cpu hot plug works fine.
>
Are you referring to ARM Vexpress platform with TC2/CA15_A7 card ?
If yes, idle doesn't work with CONFIG_MTD_CFI irrespective of
endianness, it's platform limitation.
Regards,
Sudeep
prev parent reply other threads:[~2014-09-10 11:24 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-10 11:07 ARM big endian cpu hotplug Hemanth Kumar
2014-09-10 11:24 ` Sudeep Holla [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=54103509.1020206@arm.com \
--to=sudeep.holla@arm.com \
--cc=linux-arm-kernel@lists.infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.