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SubjectRE: [PATCH v3 0/2] pstore,efi_pstore: Avoid deadlock in non-blocking paths
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Tony,

Could you please apply this patchset to your tree?

Seiji

> -----Original Message-----
> From: Don Zickus [mailto:dzickus@redhat.com]
> Sent: Thursday, December 20, 2012 2:09 PM
> To: Seiji Aguchi
> Cc: linux-kernel@vger.kernel.org; Luck, Tony (tony.luck@intel.com); ccross@android.com; keescook@chromium.org;
> cbouatmailru@gmail.com; Satoru Moriya; dle-develop@lists.sourceforge.net
> Subject: Re: [PATCH v3 0/2] pstore,efi_pstore: Avoid deadlock in non-blocking paths
>
> On Thu, Dec 20, 2012 at 03:11:14PM +0000, Seiji Aguchi wrote:
> > Changelog
> > v2 -> v3
> > - Merge modifications of pstore part in 2/2 to 1/2.
> > - Rename pstore_is_non_blocking_path() to pstore_cannot_block_path().
> >
> > v1 -> v2
> > - Erase a logic checking the number of online cpus.
> > - Create a patchset to fix deadlocking issue in both pstore filesystem and
> > efi_pstore driver.
> > - Introduce a function, is_non_blocking_path(), to check if pstore
> > is in panic and emergency-restart paths (PATCH 1/2)
> > - Avoid efi_pstore_driver is blocked in non-blocking paths
> > such as nmi, panic and emergency-restart paths (PATCH 2/2)
> >
> > [Issue]
> >
> > There are some paths in kernel which shouldn't be blocked, like NMI,
> > panic case after stopping cpus, emergency-restart.
>
> I am ok with it.
>
> Acked-by: Don Zickus <dzickus@redhat.com>


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