On Mon, Mar 05, 2018 at 08:35:10PM +0200, Ivaylo Dimitrov wrote:
> Hi,
>
> On 5.03.2018 19:38, Bin Liu wrote:
> >On Wed, Feb 28, 2018 at 01:59:43PM -0800, Tony Lindgren wrote:
> >>* Merlijn Wajer <merlijn@xxxxxxxxxx> [180227 22:29]:
> >>>Without pm_runtime_{get,put}_sync calls in place, reading
> >>>vbus status via /sys causes the following error:
> >>>
> >>>Unhandled fault: external abort on non-linefetch (0x1028) at 0xfa0ab060
> >>>pgd = b333e822
> >>>[fa0ab060] *pgd=48011452(bad)
> >>>
> >>>[<c05261b0>] (musb_default_readb) from [<c0525bd0>] (musb_vbus_show+0x58/0xe4)
> >>>[<c0525bd0>] (musb_vbus_show) from [<c04c0148>] (dev_attr_show+0x20/0x44)
> >>>[<c04c0148>] (dev_attr_show) from [<c0259f74>] (sysfs_kf_seq_show+0x80/0xdc)
> >>>[<c0259f74>] (sysfs_kf_seq_show) from [<c0210bac>] (seq_read+0x250/0x448)
> >>>[<c0210bac>] (seq_read) from [<c01edb40>] (__vfs_read+0x1c/0x118)
> >>>[<c01edb40>] (__vfs_read) from [<c01edccc>] (vfs_read+0x90/0x144)
> >>>[<c01edccc>] (vfs_read) from [<c01ee1d0>] (SyS_read+0x3c/0x74)
> >>>[<c01ee1d0>] (SyS_read) from [<c0106fe0>] (ret_fast_syscall+0x0/0x54)
> >>>
> >>>Solution was suggested by Tony Lindgren <tony@xxxxxxxxxxx>.
> >>>
> >>>Signed-off-by: Merlijn Wajer <merlijn@xxxxxxxxxx>
> >>
> >>Thanks for fixing this. Assuming it passes Bin's tests:
> >>
> >>Acked-by: Tony Lindgren <tony@xxxxxxxxxxx>
> >
> >Applied and sent out. Thanks.
> >
>
> What about stable kernels? Shouldn't this be fixed there as well?
Yes, it should, but I need to figure out which stables to send to and I
am busy in something at the moment. So I will send it @stable some time
later.
Regards,
-Bin.
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