linux-kernel - Re: bdi cleanups v3

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Date:   Tue, 28 Jul 2020 13:20:09 -0600
From:   Jens Axboe <axboe@...nel.dk>
To:     Christoph Hellwig <hch@....de>
Cc:     Song Liu <song@...nel.org>, Hans de Goede <hdegoede@...hat.com>,
        Richard Weinberger <richard@....at>,
        Minchan Kim <minchan@...nel.org>,
        linux-mtd@...ts.infradead.org, dm-devel@...hat.com,
        linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
        drbd-dev@...ts.linbit.com, linux-raid@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, linux-mm@...ck.org,
        cgroups@...r.kernel.org
Subject: Re: bdi cleanups v3

On 7/28/20 9:41 AM, Jens Axboe wrote:
> On 7/24/20 1:32 AM, Christoph Hellwig wrote:
>> Hi Jens,
>>
>> this series contains a bunch of different BDI cleanups.  The biggest item
>> is to isolate block drivers from the BDI in preparation of changing the
>> lifetime of the block device BDI in a follow up series.
> 
> Applied, thanks.

Dropped:

  CC      block/blk-sysfs.o
block/blk-sysfs.c:608:16: error: ‘blk_throtl_sample_show’ undeclared here (not in a function); did you mean ‘blk_throtl_sample_entry’?
  608 | QUEUE_RW_ENTRY(blk_throtl_sample, "throttle_sample_time");
      |                ^~~~~~~~~~~~~~~~~
block/blk-sysfs.c:563:10: note: in definition of macro ‘QUEUE_RW_ENTRY’
  563 |  .show = _prefix##_show,   \
      |          ^~~~~~~
block/blk-sysfs.c:608:16: error: ‘blk_throtl_sample_store’ undeclared here (not in a function); did you mean ‘blk_throtl_sample_entry’?
  608 | QUEUE_RW_ENTRY(blk_throtl_sample, "throttle_sample_time");
      |                ^~~~~~~~~~~~~~~~~
block/blk-sysfs.c:564:11: note: in definition of macro ‘QUEUE_RW_ENTRY’
  564 |  .store = _prefix##_store,   \
      |           ^~~~~~~
block/blk-sysfs.c:657:3: error: ‘blk_throtl_sample_time_entry’ undeclared here (not in a function); did you mean ‘blk_throtl_sample_time_store’?
  657 |  &blk_throtl_sample_time_entry.attr,
      |   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
      |   blk_throtl_sample_time_store
block/blk-sysfs.c:608:16: warning: ‘blk_throtl_sample_entry’ defined but not used [-Wunused-variable]
  608 | QUEUE_RW_ENTRY(blk_throtl_sample, "throttle_sample_time");
      |                ^~~~~~~~~~~~~~~~~
block/blk-sysfs.c:561:33: note: in definition of macro ‘QUEUE_RW_ENTRY’
  561 | static struct queue_sysfs_entry _prefix##_entry = { \
      |                                 ^~~~~~~
make[1]: *** [scripts/Makefile.build:281: block/blk-sysfs.o] Error 1
make: *** [Makefile:1756: block] Error 2

from "block: add helper macros for queue sysfs entries"

This has not seen a full compile test even...

-- 
Jens Axboe