From: gregkh@linuxfoundation.org (Greg Kroah-Hartman)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH V5 1/2] ACPI / EC: Fix broken 64bit big-endian users of 'global_lock'
Date: Sun, 4 Oct 2015 10:54:01 +0100 [thread overview]
Message-ID: <20151004095401.GA29706@kroah.com> (raw)
In-Reply-To: <CAJZ5v0imYBPVNfVjkgX1r8a1x6QbY4LtRcS7BNsGzg5=yuPRfA@mail.gmail.com>
On Sun, Sep 27, 2015 at 03:48:24PM +0200, Rafael J. Wysocki wrote:
> On Sun, Sep 27, 2015 at 12:04 AM, Viresh Kumar <viresh.kumar@linaro.org> wrote:
> > global_lock is defined as an unsigned long and accessing only its lower
> > 32 bits from sysfs is incorrect, as we need to consider other 32 bits
> > for big endian 64-bit systems. There are no such platforms yet, but the
> > code needs to be robust for such a case.
> >
> > Fix that by changing type of 'global_lock' to u32.
> >
> > Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
>
> Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
>
> Greg, please take this one along with the [2/2] if that one looks good to you.
Thanks, will do.
greg k-h
prev parent reply other threads:[~2015-10-04 9:54 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-26 22:04 [PATCH V5 1/2] ACPI / EC: Fix broken 64bit big-endian users of 'global_lock' Viresh Kumar
2015-09-26 22:04 ` [PATCH V5 2/2] debugfs: Pass bool pointer to debugfs_create_bool() Viresh Kumar
2015-09-27 13:48 ` [PATCH V5 1/2] ACPI / EC: Fix broken 64bit big-endian users of 'global_lock' Rafael J. Wysocki
2015-10-04 9:54 ` Greg Kroah-Hartman [this message]
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