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From: Benjamin Marzinski <bmarzins@redhat.com>
To: Martin Wilck <mwilck@suse.com>
Cc: dm-devel@redhat.com
Subject: Re: [PATCH v2 13/21] libmultipath: provide defaults for {get, put}_multipath_config
Date: Fri, 25 Sep 2020 16:57:39 -0500	[thread overview]
Message-ID: <20200925215739.GA3384@octiron.msp.redhat.com> (raw)
In-Reply-To: <e0637cd84ca36dbba00f8ff5b92ffcb8e81aa747.camel@suse.com>

On Fri, Sep 25, 2020 at 10:00:10PM +0200, Martin Wilck wrote:
> On Thu, 2020-09-24 at 23:34 -0500, Benjamin Marzinski wrote:
> > 
> > This causes problems with the libmpathvalid library code I
> > wrote.  The
> > issue is that right now, when you run _init_config() if
> > get_multipath_config() returns NULL, you will use the default
> > loglevel.
> > I would like the library user to have control of the log level, even
> > during the calls to _init_config().
> 
> I see. So using init_config() actually had a benefit for you already
> over load_config() :-) Such control over the verbosity would actually
> be good for multipath-tools, too.
> 
> > One possiblity would be to make init_config() take verbosity as an
> > argument.  There would also need to be some other config variable
> > that
> > gets set at the start of init_config(), which is used by
> > libmp_get_multipath_config() to check if it is initialized.
> 
> I suggest to track the verbosity independently in a different variable,
> and just set it from init_config() if it was actually set in the
> config file. Most of the time, we set it from the command line.
> This would have the additional benefit not to have to call
> get_multipath_config() in dlog().

Sure. That sounds like a much simpler solution than what I was
proposing.

-Ben

> 
> Martin
> 

  reply	other threads:[~2020-09-25 21:57 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-24 13:36 [PATCH v2 00/21] multipath-tools: shutdown, libdevmapper races, globals mwilck
2020-09-24 13:36 ` [PATCH v2 01/21] multipathd: allow shutdown during configure() mwilck
2020-09-24 13:36 ` [PATCH v2 02/21] multipathd: avoid sending "READY=1" to systemd on early shutdown mwilck
2020-09-24 13:36 ` [PATCH v2 03/21] multipathd: send "STOPPING=1" to systemd on shutdown mwilck
2020-09-24 13:36 ` [PATCH v2 04/21] multipathd: send "RELOADING=1" to systemd on DAEMON_CONFIGURE state mwilck
2020-09-24 13:37 ` [PATCH v2 05/21] multipathd: use volatile qualifier for running_state mwilck
2020-09-24 13:37 ` [PATCH v2 06/21] multipathd: generalize and fix wait_for_state_change_if() mwilck
2020-09-24 13:37 ` [PATCH v2 07/21] multipathd: set_config_state(): avoid code duplication mwilck
2020-09-24 13:37 ` [PATCH v2 08/21] multipathd: cancel threads early during shutdown mwilck
2020-09-24 13:37 ` [PATCH v2 09/21] multipath-tools: don't call dm_lib_release() any more mwilck
2020-09-24 13:37 ` [PATCH v2 10/21] libmultipath: devmapper: refactor libdm version determination mwilck
2020-09-25 23:48   ` Benjamin Marzinski
2020-09-24 13:37 ` [PATCH v2 11/21] libmultipath: protect racy libdevmapper calls with a mutex mwilck
2020-09-29  5:57   ` Benjamin Marzinski
2020-09-29  9:09     ` Martin Wilck
2020-09-24 13:37 ` [PATCH v2 12/21] libmultipath: constify file argument in config parser mwilck
2020-09-24 13:37 ` [PATCH v2 13/21] libmultipath: provide defaults for {get, put}_multipath_config mwilck
2020-09-25  4:34   ` Benjamin Marzinski
2020-09-25 20:00     ` Martin Wilck
2020-09-25 21:57       ` Benjamin Marzinski [this message]
2020-09-26  9:43         ` Martin Wilck
2020-09-27  1:03           ` Benjamin Marzinski
2020-09-24 13:37 ` [PATCH v2 14/21] libmpathpersist: allow using libmultipath " mwilck
2020-09-24 13:37 ` [PATCH v2 15/21] multipath: use {get_put}_multipath_config from libmultipath mwilck
2020-09-24 13:37 ` [PATCH v2 16/21] mpathpersist: use {get, put}_multipath_config() " mwilck
2020-09-24 13:37 ` [PATCH v2 17/21] libmultipath: add udev and logsink symbols mwilck
2020-09-25 23:03   ` Benjamin Marzinski
2020-09-25 23:05     ` Martin Wilck
2020-09-24 13:37 ` [PATCH v2 18/21] multipath: remove logsink and udev mwilck
2020-09-24 13:37 ` [PATCH v2 19/21] libmpathpersist: call libmultipath_{init, exit}() mwilck
2020-09-25 23:55   ` Benjamin Marzinski
2020-09-24 13:37 ` [PATCH v2 20/21] mpathpersist: remove logsink and udev mwilck
2020-09-25 23:56   ` Benjamin Marzinski
2020-09-24 13:37 ` [PATCH v2 21/21] multipathd: " mwilck
2020-09-26  0:19   ` Benjamin Marzinski

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