From: Christoph Hellwig <hch@lst.de>
To: Dave Chinner <david@fromorbit.com>
Cc: Christoph Hellwig <hch@lst.de>, Carlos Maiolino <cem@kernel.org>,
"Darrick J. Wong" <djwong@kernel.org>,
Dave Chinner <dchinner@redhat.com>,
linux-xfs@vger.kernel.org
Subject: Re: [PATCH 10/12] xfs: use vmalloc instead of vm_map_area for buffer backing memory
Date: Thu, 6 Mar 2025 02:40:19 +0100 [thread overview]
Message-ID: <20250306014019.GA3494@lst.de> (raw)
In-Reply-To: <Z8jy-VIjs47EDiow@dread.disaster.area>
On Thu, Mar 06, 2025 at 11:57:29AM +1100, Dave Chinner wrote:
> Can you add a comment that the code is done this way because
> of the mismatch between block layer API and mm object (folio/slab)
> handling APIs? Otherwise this code is going to look wrong every time
> I look at in future....
Sure. Although I hope we'll have the bio_add_virt helper by the
following merge window.
next prev parent reply other threads:[~2025-03-06 1:40 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-05 14:05 use folios and vmalloc for buffer cache backing memory v2 Christoph Hellwig
2025-03-05 14:05 ` [PATCH 01/12] xfs: unmapped buffer item size straddling mismatch Christoph Hellwig
2025-03-05 14:05 ` [PATCH 02/12] xfs: add a fast path to xfs_buf_zero when b_addr is set Christoph Hellwig
2025-03-05 14:05 ` [PATCH 03/12] xfs: remove xfs_buf.b_offset Christoph Hellwig
2025-03-05 14:05 ` [PATCH 04/12] xfs: remove xfs_buf_is_vmapped Christoph Hellwig
2025-03-05 14:05 ` [PATCH 05/12] xfs: refactor backing memory allocations for buffers Christoph Hellwig
2025-03-05 14:05 ` [PATCH 06/12] xfs: remove the kmalloc to page allocator fallback Christoph Hellwig
2025-03-05 18:18 ` Darrick J. Wong
2025-03-05 23:32 ` Christoph Hellwig
2025-03-05 21:02 ` Dave Chinner
2025-03-05 23:38 ` Christoph Hellwig
2025-03-05 14:05 ` [PATCH 07/12] xfs: convert buffer cache to use high order folios Christoph Hellwig
2025-03-05 18:20 ` Darrick J. Wong
2025-03-05 20:50 ` Dave Chinner
2025-03-05 23:33 ` Christoph Hellwig
2025-03-10 13:18 ` Christoph Hellwig
2025-03-05 14:05 ` [PATCH 08/12] xfs: kill XBF_UNMAPPED Christoph Hellwig
2025-03-05 14:05 ` [PATCH 09/12] xfs: buffer items don't straddle pages anymore Christoph Hellwig
2025-03-05 14:05 ` [PATCH 10/12] xfs: use vmalloc instead of vm_map_area for buffer backing memory Christoph Hellwig
2025-03-05 18:22 ` Darrick J. Wong
2025-03-05 21:20 ` Dave Chinner
2025-03-05 22:54 ` Darrick J. Wong
2025-03-05 23:28 ` Dave Chinner
2025-03-05 23:45 ` Christoph Hellwig
2025-03-05 23:35 ` Christoph Hellwig
2025-03-06 0:57 ` Dave Chinner
2025-03-06 1:40 ` Christoph Hellwig [this message]
2025-03-05 14:05 ` [PATCH 11/12] xfs: cleanup mapping tmpfs folios into the buffer cache Christoph Hellwig
2025-03-05 18:34 ` Darrick J. Wong
2025-03-05 14:05 ` [PATCH 12/12] xfs: trace what memory backs a buffer Christoph Hellwig
-- strict thread matches above, loose matches on Subject: below --
2025-03-10 13:19 use folios and vmalloc for buffer cache backing memory v3 Christoph Hellwig
2025-03-10 13:19 ` [PATCH 10/12] xfs: use vmalloc instead of vm_map_area for buffer backing memory Christoph Hellwig
2025-02-26 15:51 use folios and vmalloc for buffer cache " Christoph Hellwig
2025-02-26 15:51 ` [PATCH 10/12] xfs: use vmalloc instead of vm_map_area for buffer " Christoph Hellwig
2025-02-26 18:02 ` Darrick J. Wong
2025-03-04 14:10 ` Christoph Hellwig
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