Re: [PATCH v3 4/5] f2fs: guard blkdev_zone_mgmt with nofs scope

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To: Johannes Thumshirn <johannes.thumshirn@xxxxxxx>, Damien Le Moal <dlemoal@xxxxxxxxxx>, Naohiro Aota <naohiro.aota@xxxxxxx>, Johannes Thumshirn <jth@xxxxxxxxxx>, Alasdair Kergon <agk@xxxxxxxxxx>, Mike Snitzer <snitzer@xxxxxxxxxx>, Mikulas Patocka <mpatocka@xxxxxxxxxx>, dm-devel@xxxxxxxxxxxxxxx, Chris Mason <clm@xxxxxx>, Josef Bacik <josef@xxxxxxxxxxxxxx>, David Sterba <dsterba@xxxxxxxx>, Jaegeuk Kim <jaegeuk@xxxxxxxxxx>, Jens Axboe <axboe@xxxxxxxxx>, Christoph Hellwig <hch@xxxxxx>, Sagi Grimberg <sagi@xxxxxxxxxxx>, Chaitanya Kulkarni <kch@xxxxxxxxxx>
Subject: Re: [PATCH v3 4/5] f2fs: guard blkdev_zone_mgmt with nofs scope
From: Chao Yu <chao@xxxxxxxxxx>
Date: Wed, 31 Jan 2024 15:32:26 +0800
Cc: linux-fsdevel@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-btrfs@xxxxxxxxxxxxxxx, linux-f2fs-devel@xxxxxxxxxxxxxxxxxxxxx, linux-block@xxxxxxxxxxxxxxx, linux-nvme@xxxxxxxxxxxxxxxxxxx
In-reply-to: <20240128-zonefs_nofs-v3-4-ae3b7c8def61@wdc.com>
References: <20240128-zonefs_nofs-v3-0-ae3b7c8def61@wdc.com> <20240128-zonefs_nofs-v3-4-ae3b7c8def61@wdc.com>
User-agent: Mozilla Thunderbird

On 2024/1/29 15:52, Johannes Thumshirn wrote:

Guard the calls to blkdev_zone_mgmt() with a memalloc_nofs scope.
This helps us getting rid of the GFP_NOFS argument to blkdev_zone_mgmt();

Signed-off-by: Johannes Thumshirn <johannes.thumshirn@xxxxxxx>


Reviewed-by: Chao Yu <chao@xxxxxxxxxx>

Thanks,

References:
- [PATCH v3 0/5] block: remove gfp_mask for blkdev_zone_mgmt()
  - From: Johannes Thumshirn
- [PATCH v3 4/5] f2fs: guard blkdev_zone_mgmt with nofs scope
  - From: Johannes Thumshirn

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