From: Christoph Hellwig <hch@lst.de>
To: "Darrick J. Wong" <djwong@kernel.org>
Cc: Christoph Hellwig <hch@lst.de>,
Chandan Babu R <chandan.babu@oracle.com>,
Hugh Dickins <hughd@google.com>,
Andrew Morton <akpm@linux-foundation.org>,
linux-xfs@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [PATCH 05/15] xfs: remove the xfile_pread/pwrite APIs
Date: Thu, 4 Jan 2024 07:15:42 +0100 [thread overview]
Message-ID: <20240104061542.GC29011@lst.de> (raw)
In-Reply-To: <20240103234849.GY361584@frogsfrogsfrogs>
On Wed, Jan 03, 2024 at 03:48:49PM -0800, Darrick J. Wong wrote:
> "To support these cases, a pair of ``xfile_obj_load`` and ``xfile_obj_store``
> functions are provided to read and persist objects into an xfile. An errors
> encountered here are treated as an out of memory error."
Ok.
> > -DEFINE_XFILE_EVENT(xfile_pwrite);
> > +DEFINE_XFILE_EVENT(xfile_obj_load);
> > +DEFINE_XFILE_EVENT(xfile_obj_store);
>
> Want to shorten the names to xfile_load and xfile_store? That's really
> what they're doing anyway.
Fine with me. Just for the trace points or also for the functions?
Also - returning ENOMEM for the API misuse cases (too large object,
too large total size) always seemed weird to me. Is there a really
strong case for it or should we go for actually useful errors for those?
next prev parent reply other threads:[~2024-01-04 6:15 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-01-03 8:41 put the xfs xfile abstraction on a diet Christoph Hellwig
2024-01-03 8:41 ` [PATCH 01/15] shmem: move the shmem_mapping assert into shmem_get_folio_gfp Christoph Hellwig
2024-01-03 23:32 ` Darrick J. Wong
2024-01-03 8:41 ` [PATCH 02/15] shmem: export shmem_get_folio Christoph Hellwig
2024-01-03 8:41 ` [PATCH 03/15] shmem: document how to "persist" data when using shmem_*file_setup Christoph Hellwig
2024-01-04 0:21 ` Darrick J. Wong
2024-01-03 8:41 ` [PATCH 04/15] xfs: remove xfile_stat Christoph Hellwig
2024-01-03 23:45 ` Darrick J. Wong
2024-01-04 6:14 ` Christoph Hellwig
2024-01-04 6:55 ` Darrick J. Wong
2024-01-03 8:41 ` [PATCH 05/15] xfs: remove the xfile_pread/pwrite APIs Christoph Hellwig
2024-01-03 23:48 ` Darrick J. Wong
2024-01-04 6:15 ` Christoph Hellwig [this message]
2024-01-04 6:58 ` Darrick J. Wong
2024-01-03 8:41 ` [PATCH 06/15] xfs: don't try to handle non-update pages in xfile_obj_load Christoph Hellwig
2024-01-03 23:55 ` Darrick J. Wong
2024-01-04 6:21 ` Christoph Hellwig
2024-01-03 8:41 ` [PATCH 07/15] xfs: shmem_file_setup can't return NULL Christoph Hellwig
2024-01-03 23:56 ` Darrick J. Wong
2024-01-03 8:41 ` [PATCH 08/15] xfs: don't modify file and inode flags for shmem files Christoph Hellwig
2024-01-04 0:01 ` Darrick J. Wong
2024-01-04 6:23 ` Christoph Hellwig
2024-01-03 8:41 ` [PATCH 09/15] xfs: don't allow highmem pages in xfile mappings Christoph Hellwig
[not found] ` <20240104000324.GC361584@frogsfrogsfrogs>
2024-01-04 6:24 ` Christoph Hellwig
2024-01-04 7:01 ` Darrick J. Wong
2024-01-03 8:41 ` [PATCH 10/15] xfs: remove xfarray_sortinfo.page_kaddr Christoph Hellwig
2024-01-04 0:04 ` Darrick J. Wong
2024-01-03 8:41 ` [PATCH 11/15] xfs: use shmem_get_folio in xfile_get_page Christoph Hellwig
2024-01-04 0:12 ` Darrick J. Wong
2024-01-04 6:25 ` Christoph Hellwig
2024-01-03 8:41 ` [PATCH 12/15] xfs: remove struct xfile_page Christoph Hellwig
2024-01-10 22:42 ` Darrick J. Wong
2024-01-03 8:41 ` [PATCH 13/15] xfs: don't unconditionally allocate a new page in xfile_get_page Christoph Hellwig
2024-01-04 0:18 ` Darrick J. Wong
2024-01-03 8:41 ` [PATCH 14/15] xfs: use xfile_get_page and xfile_put_page in xfile_obj_store Christoph Hellwig
2024-01-04 0:20 ` Darrick J. Wong
2024-01-04 6:26 ` Christoph Hellwig
2024-01-03 8:41 ` [PATCH 15/15] xfs: use xfile_get_page and xfile_put_page in xfile_obj_load Christoph Hellwig
2024-01-04 0:21 ` Darrick J. Wong
2024-01-04 1:35 ` put the xfs xfile abstraction on a diet Darrick J. Wong
2024-01-04 6:26 ` Christoph Hellwig
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20240104061542.GC29011@lst.de \
--to=hch@lst.de \
--cc=akpm@linux-foundation.org \
--cc=chandan.babu@oracle.com \
--cc=djwong@kernel.org \
--cc=hughd@google.com \
--cc=linux-mm@kvack.org \
--cc=linux-xfs@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox