From: Thomas Monjalon <thomas@monjalon.net>
To: Andrew Rybchenko <arybchenko@solarflare.com>
Cc: Ferruh Yigit <ferruh.yigit@intel.com>,
David Marchand <david.marchand@redhat.com>,
dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH 02/11] log: define logtype register wrapper for drivers
Date: Wed, 04 Sep 2019 22:44:13 +0200 [thread overview]
Message-ID: <4083300.tcgOVcdeWQ@xps> (raw)
In-Reply-To: <16cfddb8998.27dc.d74a604c1342fc6d922a87b3e5a1c1e3@solarflare.com>
04/09/2019 21:58, Andrew Rybchenko:
> On September 4, 2019 22:42:12 Thomas Monjalon <thomas@monjalon.net> wrote:
>
> > 04/09/2019 21:21, Andrew Rybchenko:
> >> On 9/4/19 8:45 PM, Thomas Monjalon wrote:
> >>> 03/09/2019 10:47, Ferruh Yigit:
> >>>> On 9/3/2019 9:06 AM, David Marchand wrote:
> >>>>> On Mon, Sep 2, 2019 at 4:29 PM Ferruh Yigit <ferruh.yigit@intel.com> wrote:
> >>>>>> On 8/19/2019 12:41 PM, David Marchand wrote:
> >>>>>>> The function rte_log_register_type_and_pick_level() fills a gap for
> >>>>>>> dynamically loaded code (especially drivers) who would not pick up
> >>>>>>> the log level passed at startup.
> >>>>>>>
> >>>>>>>
> >>>>>>> Let's promote it to stable and export it for use by drivers via
> >>>>>>> a wrapper.
> >>>>>>>
> >>>>>>>
> >>>>>>> Signed-off-by: David Marchand <david.marchand@redhat.com>
> >>>>>>> ---
> >>> [...]
> >>>>>>> /**
> >>>>>>> - * @warning
> >>>>>>> - * @b EXPERIMENTAL: this API may change without prior notice
> >>>>>>> - *
> >>>>>>> * Register a dynamic log type and try to pick its level from EAL options
> >>> [...]
> >>>>>>> -__rte_experimental
> >>>>>>> int rte_log_register_type_and_pick_level(const char *name, uint32_t level_def);
> >>>>>> +1 to remove experimental from the API.
> >>> I am not sure about this function API.
> >>> Why we combined register and level setting in one function?
> >>
> >> See [1]
> >>
> >> [1] http://git.dpdk.org/dpdk/commit/?id=b22e77c026
> >
> > Sorry, it does not explain why we mix both operations in one function.
>
> Exactly to have one function instead of repeating two function calls
> everywhere. Log level should be set when log type is registered. Yes, it is
> possible to factor out a function just to pick log level, but I'm not sure
> it makes sense separately.
>
> In fact may be it makes sense to substitute just register with this one
> (I.e. remove simple register from piblic API and do not highlight that
> level is picked up in function name).
Given that we use it in a macro, we could keep two separate functions
for logtype register and minimum log level (note that "minimum" is
currently a missing word in these functions).
Anyway, we will always use the single macro in our libraries.
next prev parent reply other threads:[~2019-09-04 20:44 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-19 11:41 [dpdk-dev] [PATCH 00/11] Fixing log levels for dynamically loaded drivers David Marchand
2019-08-19 11:41 ` [dpdk-dev] [PATCH 01/11] log: fix plugin level restore with patterns David Marchand
2019-08-19 12:30 ` Andrew Rybchenko
2019-08-19 11:41 ` [dpdk-dev] [PATCH 02/11] log: define logtype register wrapper for drivers David Marchand
2019-08-19 12:27 ` Andrew Rybchenko
2019-09-02 14:29 ` Ferruh Yigit
2019-09-03 8:06 ` David Marchand
2019-09-03 8:47 ` Ferruh Yigit
2019-09-04 17:45 ` Thomas Monjalon
2019-09-04 19:21 ` Andrew Rybchenko
2019-09-04 19:41 ` Thomas Monjalon
2019-09-04 19:58 ` Andrew Rybchenko
2019-09-04 20:44 ` Thomas Monjalon [this message]
2019-09-05 6:29 ` Andrew Rybchenko
2019-09-05 7:13 ` David Marchand
2019-09-05 7:45 ` Thomas Monjalon
2019-08-19 11:41 ` [dpdk-dev] [PATCH 03/11] drivers/baseband: use new logtype wrapper David Marchand
2019-08-19 15:39 ` Chautru, Nicolas
2019-08-19 11:41 ` [dpdk-dev] [PATCH 04/11] drivers/bus: " David Marchand
2019-08-19 11:41 ` [dpdk-dev] [PATCH 05/11] drivers/common: " David Marchand
2019-08-19 11:41 ` [dpdk-dev] [PATCH 06/11] drivers/compress: " David Marchand
2019-08-19 11:41 ` [dpdk-dev] [PATCH 07/11] drivers/crypto: " David Marchand
2019-08-19 11:41 ` [dpdk-dev] [PATCH 08/11] drivers/event: " David Marchand
2019-08-19 11:41 ` [dpdk-dev] [PATCH 09/11] drivers/mempool: " David Marchand
2019-08-19 11:41 ` [dpdk-dev] [PATCH 10/11] drivers/net: " David Marchand
2019-08-19 14:55 ` Legacy, Allain
2019-09-02 16:11 ` Ferruh Yigit
2019-09-03 8:06 ` David Marchand
2019-09-03 15:03 ` Stephen Hemminger
2019-08-19 11:41 ` [dpdk-dev] [PATCH 11/11] drivers/raw: " David Marchand
2019-09-02 14:17 ` [dpdk-dev] [PATCH 00/11] Fixing log levels for dynamically loaded drivers Ferruh Yigit
2019-09-03 8:06 ` David Marchand
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