From: Daniel Axtens <dja@axtens.net>
To: Cyril Bur <cyrilbur@gmail.com>
Cc: linuxppc-dev@ozlabs.org, mikey@neuling.org,
"Matthew R. Ochs" <mrochs@linux.vnet.ibm.com>,
imunsie@au.ibm.com, Manoj Kumar <kumarmn@us.ibm.com>
Subject: Re: [PATCH v2 08/10] cxl: Allow the kernel to trust that an image won't change on PERST.
Date: Wed, 12 Aug 2015 09:47:58 +1000 [thread overview]
Message-ID: <1439336878.24419.41.camel@axtens.net> (raw)
In-Reply-To: <1439292157.24419.37.camel@axtens.net>
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So after further offline conversations,
Yes, Cyril, you are right, I don't need the ifdef in my code. I just
need the symbol. I will amend my patches appropriately.
On Tue, 2015-08-11 at 21:22 +1000, Daniel Axtens wrote:
> > So I'm not super all over the putting all sorts of code inside CONFIG_CXL_EEH,
> > I understand that there is another driver being merged and they'll use
> > CONFIG_CXL_EEH so that both this driver and the other driver can go in the same
> > merge window but does this mean you need to put it around everything here?
> >
> > I may have misunderstood what you've told me but if the other driver depends on
> > work done in this one (and not the other way around), if they depend on
> > CONFIG_CXL_EEH which you create in the last patch, then they cannot be built
> > until this series exists, so they can't have issues.
> >
> > The one catch is that this series as is waits untill the last patch to actually
> > create the symbol, and therefore compile everything so lets be sure you don't
> > break bisecting. You might need to rethink the order of things in 8/10 and 9/10,
> > I can't see anything obvious if it helps...
> >
>
> Yeah, so you're right. I've taken the guards off everything except the
> new API function. I still want to leave the patch that adds the symbol
> at the end: that way you don't get the function unless it is actually
> going to make a difference in the EEH process.
>
> The other driver (cxlflash) just guards the API function, inserting a
> stub if it's not defined. So this setup will make our code cleaner and
> will still let their code merge cleanly.
>
> Thanks again for the review.
>
--
Regards,
Daniel
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next prev parent reply other threads:[~2015-08-11 23:50 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-28 5:28 [PATCH v2 00/10] CXL EEH Handling Daniel Axtens
2015-07-28 5:28 ` [PATCH v2 01/10] cxl: Drop commands if the PCI channel is not in normal state Daniel Axtens
2015-08-11 3:31 ` Cyril Bur
2015-08-11 4:11 ` Daniel Axtens
2015-07-28 5:28 ` [PATCH v2 02/10] cxl: Allocate and release the SPA with the AFU Daniel Axtens
2015-08-11 3:42 ` Cyril Bur
2015-08-11 4:16 ` Daniel Axtens
2015-07-28 5:28 ` [PATCH v2 03/10] cxl: Make IRQ release idempotent Daniel Axtens
2015-08-11 3:44 ` Cyril Bur
2015-07-28 5:28 ` [PATCH v2 04/10] cxl: Clean up adapter MMIO unmap path Daniel Axtens
2015-08-11 3:52 ` Cyril Bur
2015-08-11 6:38 ` Daniel Axtens
2015-07-28 5:28 ` [PATCH v2 05/10] cxl: Refactor adaptor init/teardown Daniel Axtens
2015-08-11 6:01 ` Cyril Bur
2015-08-11 22:38 ` Daniel Axtens
2015-08-12 10:14 ` David Laight
2015-08-12 21:58 ` Daniel Axtens
2015-07-28 5:28 ` [PATCH v2 06/10] cxl: Refactor AFU init/teardown Daniel Axtens
2015-08-11 3:59 ` Cyril Bur
2015-07-28 5:28 ` [PATCH v2 07/10] cxl: Don't remove AFUs/vPHBs in cxl_reset Daniel Axtens
2015-08-11 5:57 ` Cyril Bur
2015-07-28 5:28 ` [PATCH v2 08/10] cxl: Allow the kernel to trust that an image won't change on PERST Daniel Axtens
2015-08-11 7:15 ` Cyril Bur
2015-08-11 11:22 ` Daniel Axtens
2015-08-11 23:47 ` Daniel Axtens [this message]
2015-07-28 5:28 ` [PATCH v2 09/10] cxl: EEH support Daniel Axtens
2015-08-11 7:23 ` Cyril Bur
2015-07-28 5:28 ` [PATCH v2 10/10] cxl: Add CONFIG_CXL_EEH symbol Daniel Axtens
2015-08-11 3:59 ` Cyril Bur
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