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From: Christoph Hellwig <hch@infradead.org>
To: Shaohua Li <shli@fb.com>
Cc: linux-raid@vger.kernel.org, Kernel-team@fb.com,
	songliubraving@fb.com, hch@infradead.org,
	dan.j.williams@intel.com, neilb@suse.de
Subject: Re: [PATCH 1/9] MD: add a new disk role to present cache device
Date: Tue, 4 Aug 2015 07:28:24 -0700	[thread overview]
Message-ID: <20150804142824.GA8204@infradead.org> (raw)
In-Reply-To: <e871cc4fc266c76f1d4b55225f2c0a6aacb18680.1438215986.git.shli@fb.com>

>  		case 0xfffe: /* faulty */
>  			set_bit(Faulty, &rdev->flags);
>  			break;
> +		case 0xfffd: /* cache device */

Any chance to get constants for these magic numbers as an additional
prep patch?

Also I don't really think that adding the role without the actual
implementation is that useful.


  reply	other threads:[~2015-08-04 14:28 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-07-30  0:38 [PATCH 0/9]raid5: fix write hole Shaohua Li
2015-07-30  0:38 ` [PATCH 1/9] MD: add a new disk role to present cache device Shaohua Li
2015-08-04 14:28   ` Christoph Hellwig [this message]
2015-08-04 18:17     ` Song Liu
2015-08-05  0:25       ` NeilBrown
2015-08-05  1:05   ` NeilBrown
2015-07-30  0:38 ` [PATCH 2/9] md: override md superblock recovery_offset for " Shaohua Li
2015-08-04 14:30   ` Christoph Hellwig
2015-08-05  1:08   ` NeilBrown
2015-07-30  0:38 ` [PATCH 3/9] raid5: add basic stripe log Shaohua Li
2015-08-05  3:07   ` NeilBrown
2015-08-05 21:19     ` Shaohua Li
2015-08-12  3:20       ` NeilBrown
2015-07-30  0:38 ` [PATCH 4/9] raid5: log reclaim support Shaohua Li
2015-08-05  3:43   ` NeilBrown
2015-08-05 21:34     ` Shaohua Li
2015-08-12  3:50       ` NeilBrown
2015-08-05  3:52   ` NeilBrown
2015-07-30  0:38 ` [PATCH 5/9] raid5: log recovery Shaohua Li
2015-08-05  4:05   ` NeilBrown
2015-08-05 21:39     ` Shaohua Li
2015-08-12  3:51       ` NeilBrown
2015-07-30  0:38 ` [PATCH 6/9] raid5: disable batch with log enabled Shaohua Li
2015-07-30  0:38 ` [PATCH 7/9] raid5: don't allow resize/reshape with cache(log) support Shaohua Li
2015-08-05  4:13   ` NeilBrown
2015-08-05 21:42     ` Shaohua Li
2015-08-12  3:57       ` NeilBrown
2015-07-30  0:38 ` [PATCH 8/9] raid5: enable log for raid array with cache disk Shaohua Li
2015-07-30  0:38 ` [PATCH 9/9] raid5: skip resync if cache(log) is enabled Shaohua Li
2015-08-05  4:16   ` NeilBrown

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