From: Christoph Hellwig <hch@lst.de>
To: Chaitanya Kulkarni <Chaitanya.Kulkarni@wdc.com>
Cc: Christoph Hellwig <hch@lst.de>,
"linux-block@vger.kernel.org" <linux-block@vger.kernel.org>,
"dm-devel@redhat.com" <dm-devel@redhat.com>,
"jack@suse.czi" <jack@suse.czi>,
"rdunlap@infradead.org" <rdunlap@infradead.org>,
"sagi@grimberg.me" <sagi@grimberg.me>,
"mingo@redhat.com" <mingo@redhat.com>,
"rostedt@goodmis.org" <rostedt@goodmis.org>,
"snitzer@redhat.com" <snitzer@redhat.com>,
"agk@redhat.com" <agk@redhat.com>,
"axboe@kernel.dk" <axboe@kernel.dk>,
"paolo.valente@linaro.org" <paolo.valente@linaro.org>,
"ming.lei@redhat.com" <ming.lei@redhat.com>,
"bvanassche@acm.org" <bvanassche@acm.org>,
"fangguoju@gmail.com" <fangguoju@gmail.com>,
"colyli@suse.de" <colyli@suse.de>
Subject: Re: [PATCH 07/11] block: get rid of blk_trace_request_get_cgid()
Date: Wed, 1 Jul 2020 08:16:40 +0200 [thread overview]
Message-ID: <20200701061640.GA28483@lst.de> (raw)
In-Reply-To: <BYAPR04MB49653ABB3E50A7D034BE8C68866C0@BYAPR04MB4965.namprd04.prod.outlook.com>
On Wed, Jul 01, 2020 at 04:38:06AM +0000, Chaitanya Kulkarni wrote:
> On 6/29/20 10:12 PM, Christoph Hellwig wrote:
> > On Mon, Jun 29, 2020 at 04:43:10PM -0700, Chaitanya Kulkarni wrote:
> >> Now that we have done cleanup we can safely get rid of the
> >> blk_trace_request_get_cgid() and replace it with
> >> blk_trace_bio_get_cgid().
> > To me the helper actually looks useful compared to open coding the
> > check in a bunch of callers.
> >
>
> The helper adds an additional function call which can be avoided easily
> since blk_trace_bio_get_cgid() is written nicely, that also maintains
> the readability of the code.
>
> Unless the cost of the function call doesn't matter and readability is
> not lost can we please not use helper ?
I think readability is lost. I'd much rather drop the q argument
from blk_trace_request_get_cgid and keep the helper, as it pretty
clearly documents what is done.
next prev parent reply other threads:[~2020-07-01 6:16 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-29 23:43 [PATCH 00/10] block: blktrace framework cleanup Chaitanya Kulkarni
2020-06-29 23:43 ` [PATCH 01/11] " Chaitanya Kulkarni
2020-06-30 5:10 ` Christoph Hellwig
2020-07-01 4:32 ` Chaitanya Kulkarni
2020-06-29 23:43 ` [PATCH 02/11] block: rename block_bio_merge class to block_bio Chaitanya Kulkarni
2020-06-30 5:10 ` Christoph Hellwig
2020-07-01 4:33 ` Chaitanya Kulkarni
2020-06-29 23:43 ` [PATCH 03/11] block: use block_bio event class for bio_queue Chaitanya Kulkarni
2020-06-29 23:43 ` [PATCH 04/11] block: use block_bio event class for bio_bounce Chaitanya Kulkarni
2020-06-29 23:43 ` [PATCH 05/11] block: get rid of the trace rq insert wrapper Chaitanya Kulkarni
2020-06-30 5:11 ` Christoph Hellwig
2020-07-01 4:34 ` Chaitanya Kulkarni
2020-07-03 23:29 ` Chaitanya Kulkarni
2020-07-07 6:57 ` hch
2020-06-29 23:43 ` [PATCH 06/11] block: remove extra param for trace_block_getrq() Chaitanya Kulkarni
2020-06-29 23:43 ` [PATCH 07/11] block: get rid of blk_trace_request_get_cgid() Chaitanya Kulkarni
2020-06-30 5:12 ` Christoph Hellwig
2020-07-01 4:38 ` Chaitanya Kulkarni
2020-07-01 6:16 ` Christoph Hellwig [this message]
2020-07-01 21:06 ` Chaitanya Kulkarni
2020-06-29 23:43 ` [PATCH 08/11] block: fix the comments in the trace event block.h Chaitanya Kulkarni
2020-06-30 5:12 ` Christoph Hellwig
2020-06-29 23:43 ` [PATCH 09/11] block: remove unsed param in blk_fill_rwbs() Chaitanya Kulkarni
2020-06-30 5:12 ` Christoph Hellwig
2020-07-01 4:38 ` Chaitanya Kulkarni
2020-06-29 23:43 ` [PATCH 10/11] block: use block_bio class for getrq and sleeprq Chaitanya Kulkarni
2020-06-30 5:13 ` Christoph Hellwig
2020-07-01 4:45 ` Chaitanya Kulkarni
2020-07-01 6:18 ` Christoph Hellwig
2020-07-01 21:06 ` Chaitanya Kulkarni
2020-06-29 23:43 ` [PATCH 11/11] block: remove block_get_rq event class Chaitanya Kulkarni
2020-06-30 0:58 ` [PATCH 00/10] block: blktrace framework cleanup Steven Rostedt
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