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From: Duncan <1i5t5.duncan@cox.net>
To: linux-btrfs@vger.kernel.org
Subject: Re: Bug/regression: Read-only mount not read-only
Date: Thu, 3 Dec 2015 06:44:26 +0000 (UTC)	[thread overview]
Message-ID: <pan$15841$bf660fb2$998b376$ea417760@cox.net> (raw)
In-Reply-To: 20151202235155.GM8775@carfax.org.uk

Hugo Mills posted on Wed, 02 Dec 2015 23:51:55 +0000 as excerpted:

> On Thu, Dec 03, 2015 at 07:40:08AM +0800, Qu Wenruo wrote:
>> 
>> Not remountable is very good to implement it.
>> Makes things super easy to do.
>> 
>> Or we will need to add log replay for remount time.
>> 
>> I'd like to implement it first for non-remountable case as a try. And
>> for the option name, I prefer something like "notreereplay", but I
>> don't consider it the best one yet....
> 
>    Thinking out loud...
> 
> no-log-replay, no-log, hard-ro, ro-log,
> really-read-only-i-mean-it-this-time-honest-guvnor
> 
> Delete hyphens at your pleasure.

I want the bikeshed green with black polkadots! =:^)

More seriously, ro-noreplay ?

As Hugo says, norecovery clashes with the recovery option we already 
have, so unless we _really_ want to maintain cross-filesystem mount 
option compatibility, that's not going to work.

I'm not sure we want to encourage thinking of it as a log, since it's not 
a log in the journalling-filesystem sense but much more limited.

And I think ro needs to be in there for clarity.

hard-ro strikes my fancy as well, but ro-noreplay seems clearer to me.

-- 
Duncan - List replies preferred.   No HTML msgs.
"Every nonfree program has a lord, a master --
and if you use the program, he is your master."  Richard Stallman


  reply	other threads:[~2015-12-03  6:44 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-11-28 13:46 Bug/regression: Read-only mount not read-only Hugo Mills
2015-11-30 14:59 ` Austin S Hemmelgarn
2015-11-30 15:28   ` Hugo Mills
2015-11-30 16:00     ` Austin S Hemmelgarn
2015-11-30 16:48 ` Chris Mason
2015-11-30 17:06   ` Hugo Mills
2015-12-01 19:00     ` Chris Mason
2015-12-01 19:05       ` Eric Sandeen
2015-12-02  6:25         ` Russell Coker
2015-12-02  9:06           ` Qu Wenruo
2015-12-02  9:23             ` Qu Wenruo
2015-12-02 16:54               ` Eric Sandeen
2015-12-02 17:48                 ` Austin S Hemmelgarn
2015-12-02 18:53                   ` Hugo Mills
2015-12-02 22:48                   ` Eric Sandeen
2015-12-02 23:40                     ` Qu Wenruo
2015-12-02 23:51                       ` Hugo Mills
2015-12-03  6:44                         ` Duncan [this message]
2015-12-04 12:32                         ` Austin S Hemmelgarn
2015-12-04 12:23                       ` Austin S Hemmelgarn
2015-11-30 17:08   ` Austin S Hemmelgarn
2015-12-01  6:46   ` Qu Wenruo
2015-12-01 18:54     ` Chris Mason
2015-12-01 23:47       ` Qu Wenruo

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