From: Logan Gunthorpe <logang@deltatee.com>
To: Christoph Hellwig <hch@infradead.org>
Cc: linux-kernel@vger.kernel.org, linux-raid@vger.kernel.org,
Song Liu <song@kernel.org>, Donald Buczek <buczek@molgen.mpg.de>,
Guoqing Jiang <guoqing.jiang@linux.dev>, Xiao Ni <xni@redhat.com>,
Stephen Bates <sbates@raithlin.com>,
Martin Oliveira <Martin.Oliveira@eideticom.com>,
David Sloan <David.Sloan@eideticom.com>
Subject: Re: [PATCH v2 15/17] md: Use enum for overloaded magic numbers used by mddev->curr_resync
Date: Mon, 30 May 2022 09:43:36 -0600 [thread overview]
Message-ID: <f0738580-f6c2-7043-1561-45a1cd51363e@deltatee.com> (raw)
In-Reply-To: <YpRd13d/pXVEWlrE@infradead.org>
On 2022-05-30 00:01, Christoph Hellwig wrote:
> On Thu, May 26, 2022 at 10:36:02AM -0600, Logan Gunthorpe wrote:
>> Comments in the code document special values used for
>> mddev->curr_resync. Make this clearer by using an enum to label these
>> values.
>>
>> The only functional change is a couple places use the wrong comparison
>> operator that implied 3 is another special value. They are all
>> fixed to imply that 3 or greater is an active resync.
>
> This already looks good, but shouldn't the curr_resync also be changed
> to the new enum type?
I thought not, seeing curr_resync actually represents a sector_t except
for these handful of special values.
Thanks,
Logan
next prev parent reply other threads:[~2022-05-30 15:57 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-26 16:35 [PATCH v2 00/17] Bug fixes for mdadm tests Logan Gunthorpe
2022-05-26 16:35 ` [PATCH v2 01/17] md/raid5-log: Drop extern decorators for function prototypes Logan Gunthorpe
2022-05-26 16:35 ` [PATCH v2 02/17] md/raid5-cache: Add r5c_conf_is_writeback() helper Logan Gunthorpe
2022-05-30 5:56 ` Christoph Hellwig
2022-05-26 16:35 ` [PATCH v2 03/17] md/raid5-cache: Refactor r5l_start() to take a struct r5conf Logan Gunthorpe
2022-05-26 16:35 ` [PATCH v2 04/17] md/raid5-cache: Refactor r5l_flush_stripe_to_raid() " Logan Gunthorpe
2022-05-26 16:35 ` [PATCH v2 05/17] md/raid5-cache: Refactor r5l_wake_reclaim() " Logan Gunthorpe
2022-05-26 16:35 ` [PATCH v2 06/17] md/raid5-cache: Refactor remaining functions to take a r5conf Logan Gunthorpe
2022-05-26 16:35 ` [PATCH v2 07/17] md/raid5-ppl: Drop unused argument from ppl_handle_flush_request() Logan Gunthorpe
2022-05-26 16:35 ` [PATCH v2 08/17] md/raid5-cache: Pass the log through to r5c_finish_cache_stripe() Logan Gunthorpe
2022-05-26 16:35 ` [PATCH v2 09/17] md/raid5-cache: Don't pass conf to r5c_calculate_new_cp() Logan Gunthorpe
2022-05-26 16:35 ` [PATCH v2 10/17] md/raid5-cache: Take struct r5l_log in r5c_log_required_to_flush_cache() Logan Gunthorpe
2022-05-26 16:35 ` [PATCH v2 11/17] md/raid5: Ensure array is suspended for calls to log_exit() Logan Gunthorpe
2022-05-26 16:35 ` [PATCH v2 12/17] md/raid5-cache: Move struct r5l_log definition to raid5-log.h Logan Gunthorpe
2022-05-30 5:59 ` Christoph Hellwig
2022-05-30 15:48 ` Logan Gunthorpe
2022-06-01 22:36 ` Song Liu
2022-06-01 22:42 ` Logan Gunthorpe
2022-06-01 22:50 ` Song Liu
2022-05-26 16:36 ` [PATCH v2 13/17] md/raid5-cache: Add RCU protection to conf->log accesses Logan Gunthorpe
2022-05-30 6:01 ` Christoph Hellwig
2022-05-30 15:57 ` Logan Gunthorpe
2022-05-26 16:36 ` [PATCH v2 14/17] md/raid5-cache: Annotate pslot with __rcu notation Logan Gunthorpe
2022-05-26 16:36 ` [PATCH v2 15/17] md: Use enum for overloaded magic numbers used by mddev->curr_resync Logan Gunthorpe
2022-05-30 6:01 ` Christoph Hellwig
2022-05-30 15:43 ` Logan Gunthorpe [this message]
2022-05-26 16:36 ` [PATCH v2 16/17] md: Ensure resync is reported after it starts Logan Gunthorpe
2022-05-30 6:02 ` Christoph Hellwig
2022-05-26 16:36 ` [PATCH v2 17/17] md: Notify sysfs sync_completed in md_reap_sync_thread() Logan Gunthorpe
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