From: Hannes Reinecke <hare@suse.de>
To: Matthew Wilcox <willy@infradead.org>
Cc: Luis Chamberlain <mcgrof@kernel.org>,
Christoph Hellwig <hch@lst.de>, Jens Axboe <axboe@kernel.dk>,
Pankaj Raghav <p.raghav@samsung.com>,
linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org,
Hannes Reinecke <hare@suse.de>
Subject: [PATCH 11/18] block/bdev: enable large folio support for large logical block sizes
Date: Mon, 18 Sep 2023 13:05:03 +0200 [thread overview]
Message-ID: <20230918110510.66470-12-hare@suse.de> (raw)
In-Reply-To: <20230918110510.66470-1-hare@suse.de>
Enable large folio support when the logical block size is larger
than PAGE_SIZE.
Signed-off-by: Hannes Reinecke <hare@suse.de>
---
block/bdev.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/block/bdev.c b/block/bdev.c
index adbcf7af0b56..d5198743401a 100644
--- a/block/bdev.c
+++ b/block/bdev.c
@@ -133,6 +133,9 @@ static void set_init_blocksize(struct block_device *bdev)
bsize <<= 1;
}
bdev->bd_inode->i_blkbits = blksize_bits(bsize);
+ if (bsize > PAGE_SIZE)
+ mapping_set_folio_orders(bdev->bd_inode->i_mapping,
+ get_order(bsize), MAX_ORDER);
}
int set_blocksize(struct block_device *bdev, int size)
@@ -149,6 +152,9 @@ int set_blocksize(struct block_device *bdev, int size)
if (bdev->bd_inode->i_blkbits != blksize_bits(size)) {
sync_blockdev(bdev);
bdev->bd_inode->i_blkbits = blksize_bits(size);
+ if (size > PAGE_SIZE)
+ mapping_set_folio_orders(bdev->bd_inode->i_mapping,
+ get_order(size), MAX_ORDER);
kill_bdev(bdev);
}
return 0;
@@ -425,6 +431,11 @@ void bdev_set_nr_sectors(struct block_device *bdev, sector_t sectors)
void bdev_add(struct block_device *bdev, dev_t dev)
{
+ unsigned int bsize = bdev_logical_block_size(bdev);
+
+ if (bsize > PAGE_SIZE)
+ mapping_set_folio_orders(bdev->bd_inode->i_mapping,
+ get_order(bsize), MAX_ORDER);
bdev->bd_dev = dev;
bdev->bd_inode->i_rdev = dev;
bdev->bd_inode->i_ino = dev;
--
2.35.3
next prev parent reply other threads:[~2023-09-18 11:06 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-18 11:04 [RFC PATCH 00/18] block: update buffer_head for Large-block I/O Hannes Reinecke
2023-09-18 11:04 ` [PATCH 01/18] mm/readahead: rework loop in page_cache_ra_unbounded() Hannes Reinecke
[not found] ` <CGME20230920115645eucas1p1c8ed9bf515c4532b3e6995f8078a863b@eucas1p1.samsung.com>
2023-09-20 11:56 ` Pankaj Raghav
2023-09-20 14:13 ` Hannes Reinecke
2023-09-21 9:06 ` Pankaj Raghav
2023-09-20 14:18 ` Matthew Wilcox
2023-09-18 11:04 ` [PATCH 02/18] fs/mpage: use blocks_per_folio instead of blocks_per_page Hannes Reinecke
2023-09-18 13:15 ` Matthew Wilcox
2023-09-18 17:45 ` Hannes Reinecke
2023-09-18 11:04 ` [PATCH 03/18] block/buffer_head: introduce block_{index_to_sector,sector_to_index} Hannes Reinecke
2023-09-18 16:36 ` Matthew Wilcox
2023-09-18 17:42 ` Hannes Reinecke
2023-09-18 21:01 ` Matthew Wilcox
2023-09-18 11:04 ` [PATCH 04/18] fs/buffer.c: use accessor function to translate page index to sectors Hannes Reinecke
2023-10-20 19:37 ` Matthew Wilcox
2023-10-21 5:08 ` Matthew Wilcox
2023-10-23 5:03 ` Hannes Reinecke
2023-09-18 11:04 ` [PATCH 05/18] fs/mpage: " Hannes Reinecke
2023-09-18 11:04 ` [PATCH 06/18] fs: Allow fine-grained control of folio sizes Hannes Reinecke
2023-09-18 11:04 ` [PATCH 07/18] mm/filemap: allocate folios with mapping order preference Hannes Reinecke
2023-09-18 13:41 ` Matthew Wilcox
2023-09-18 17:34 ` Hannes Reinecke
2023-09-18 11:05 ` [PATCH 08/18] mm/readahead: " Hannes Reinecke
2023-09-18 13:11 ` kernel test robot
2023-09-18 20:46 ` kernel test robot
2023-09-18 11:05 ` [PATCH 09/18] fs/buffer: use mapping order in grow_dev_page() Hannes Reinecke
2023-09-18 14:00 ` Matthew Wilcox
2023-09-18 17:38 ` Hannes Reinecke
2023-09-18 11:05 ` [PATCH 10/18] block/bdev: lift restrictions on supported blocksize Hannes Reinecke
2023-09-18 11:05 ` Hannes Reinecke [this message]
2023-09-18 11:05 ` [PATCH 12/18] brd: convert to folios Hannes Reinecke
2023-09-18 11:05 ` [PATCH 13/18] brd: abstract page_size conventions Hannes Reinecke
2023-09-18 11:05 ` [PATCH 14/18] brd: use memcpy_{to,from}_folio() Hannes Reinecke
2023-09-18 11:05 ` [PATCH 15/18] brd: make sector size configurable Hannes Reinecke
2023-09-18 11:05 ` [PATCH 16/18] brd: make logical " Hannes Reinecke
2023-09-18 11:05 ` [PATCH 17/18] xfs: remove check for block sizes smaller than PAGE_SIZE Hannes Reinecke
2023-09-20 2:13 ` Dave Chinner
2023-09-18 11:05 ` [PATCH 18/18] nvme: enable logical block size > PAGE_SIZE Hannes Reinecke
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