From: John Garry <john.g.garry@oracle.com>
To: Christoph Hellwig <hch@lst.de>, Christian Brauner <brauner@kernel.org>
Cc: "Darrick J. Wong" <djwong@kernel.org>,
Carlos Maiolino <cem@kernel.org>,
linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org
Subject: Re: [PATCH 4/8] iomap: split bios to zone append limits in the submission handlers
Date: Thu, 12 Dec 2024 14:21:32 +0000 [thread overview]
Message-ID: <c84e84c2-7705-47e3-bb2a-35175bddadd6@oracle.com> (raw)
In-Reply-To: <20241211085420.1380396-5-hch@lst.de>
On 11/12/2024 08:53, Christoph Hellwig wrote:
> + if (is_append) {
> + struct queue_limits *lim = bdev_limits(bio->bi_bdev);
> +
> + sector_offset = bio_split_rw_at(bio, lim, &nr_segs,
> + min(lim->max_zone_append_sectors << SECTOR_SHIFT,
> + *alloc_len));
> + if (!sector_offset)
Should this be:
if (sector_offset <= 0)
> + return NULL;
> + } else {
> + if (bio->bi_iter.bi_size <= *alloc_len)
> + return NULL;
> + sector_offset = *alloc_len >> SECTOR_SHIFT;
> + }
> +
> + /* ensure the split ioend is still block size aligned */
> + sector_offset = ALIGN_DOWN(sector_offset << SECTOR_SHIFT,
> + i_blocksize(ioend->io_inode)) >> SECTOR_SHIFT;
next prev parent reply other threads:[~2024-12-12 14:21 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-12-11 8:53 RFC: iomap patches for zoned XFS Christoph Hellwig
2024-12-11 8:53 ` [PATCH 1/8] iomap: allow the file system to submit the writeback bios Christoph Hellwig
2024-12-12 17:48 ` Darrick J. Wong
2024-12-11 8:53 ` [PATCH 2/8] iomap: simplify io_flags and io_type in struct iomap_ioend Christoph Hellwig
2024-12-12 17:55 ` Darrick J. Wong
2024-12-13 4:53 ` Christoph Hellwig
2024-12-11 8:53 ` [PATCH 3/8] iomap: add a IOMAP_F_ZONE_APPEND flag Christoph Hellwig
2024-12-12 18:05 ` Darrick J. Wong
2024-12-13 4:55 ` Christoph Hellwig
2024-12-16 4:55 ` Christoph Hellwig
2024-12-19 17:30 ` Darrick J. Wong
2024-12-19 17:35 ` Christoph Hellwig
2024-12-19 17:36 ` Darrick J. Wong
2024-12-11 8:53 ` [PATCH 4/8] iomap: split bios to zone append limits in the submission handlers Christoph Hellwig
2024-12-12 13:28 ` Brian Foster
2024-12-12 15:05 ` Christoph Hellwig
2024-12-12 14:21 ` John Garry [this message]
2024-12-12 15:07 ` Christoph Hellwig
2024-12-12 19:51 ` Darrick J. Wong
2024-12-13 4:50 ` Christoph Hellwig
2024-12-11 8:53 ` [PATCH 5/8] iomap: optionally use ioends for direct I/O Christoph Hellwig
2024-12-12 13:29 ` Brian Foster
2024-12-12 15:12 ` Christoph Hellwig
2024-12-12 19:56 ` Darrick J. Wong
2024-12-13 4:51 ` Christoph Hellwig
2024-12-11 8:53 ` [PATCH 6/8] iomap: pass private data to iomap_page_mkwrite Christoph Hellwig
2024-12-11 8:53 ` [PATCH 7/8] iomap: pass private data to iomap_zero_range Christoph Hellwig
2024-12-11 8:53 ` [PATCH 8/8] iomap: pass private data to iomap_truncate_page Christoph Hellwig
2024-12-12 19:56 ` Darrick J. Wong
2024-12-12 13:29 ` RFC: iomap patches for zoned XFS Brian Foster
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