From: Christoph Hellwig <hch@lst.de>
To: Christian Brauner <brauner@kernel.org>
Cc: John Garry <john.g.garry@oracle.com>,
axboe@kernel.dk, kbusch@kernel.org, hch@lst.de, sagi@grimberg.me,
jejb@linux.ibm.com, martin.petersen@oracle.com,
djwong@kernel.org, viro@zeniv.linux.org.uk, dchinner@redhat.com,
jack@suse.cz, linux-block@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-nvme@lists.infradead.org,
linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org,
tytso@mit.edu, jbongio@google.com, linux-scsi@vger.kernel.org,
ming.lei@redhat.com, jaswin@linux.ibm.com, bvanassche@acm.org
Subject: Re: [PATCH v2 04/16] fs: Increase fmode_t size
Date: Wed, 13 Dec 2023 17:03:57 +0100 [thread overview]
Message-ID: <20231213160357.GA9804@lst.de> (raw)
In-Reply-To: <20231213-gurte-beeren-e71ff21c3c03@brauner>
On Wed, Dec 13, 2023 at 02:02:31PM +0100, Christian Brauner wrote:
> > typedef unsigned int __bitwise gfp_t;
> > typedef unsigned int __bitwise slab_flags_t;
> > -typedef unsigned int __bitwise fmode_t;
> > +typedef unsigned long __bitwise fmode_t;
>
> As Jan said, that's likely a bad idea. There's a bunch of places that
> assume fmode_t is 32bit. So not really a change we want to make if we
> can avoid it.
Oh well, let me dust of my series to move the fairly static flags out
of it. But even without that do we even need to increase it? There's
still quite a lot of space after FMODE_EXEC for example.
next prev parent reply other threads:[~2023-12-13 16:04 UTC|newest]
Thread overview: 73+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-12 11:08 [PATCH v2 00/16] block atomic writes John Garry
2023-12-12 11:08 ` [PATCH v2 01/16] block: Add atomic write operations to request_queue limits John Garry
2023-12-13 1:25 ` Ming Lei
2023-12-13 9:13 ` John Garry
2023-12-13 12:28 ` Ming Lei
2023-12-13 19:01 ` John Garry
2023-12-14 4:38 ` Martin K. Petersen
2023-12-14 13:46 ` Ming Lei
2023-12-14 4:34 ` Martin K. Petersen
2023-12-14 16:12 ` Christoph Hellwig
2023-12-12 11:08 ` [PATCH v2 02/16] block: Limit atomic writes according to bio and queue limits John Garry
2023-12-12 11:08 ` [PATCH v2 03/16] fs/bdev: Add atomic write support info to statx John Garry
2023-12-13 10:24 ` Jan Kara
2023-12-13 11:02 ` John Garry
2023-12-12 11:08 ` [PATCH v2 04/16] fs: Increase fmode_t size John Garry
2023-12-13 11:20 ` Jan Kara
2023-12-13 13:03 ` John Garry
2023-12-13 13:02 ` Christian Brauner
2023-12-13 13:15 ` John Garry
2023-12-13 16:03 ` Christoph Hellwig [this message]
2023-12-14 8:56 ` John Garry
2023-12-12 11:08 ` [PATCH v2 05/16] fs: Add RWF_ATOMIC and IOCB_ATOMIC flags for atomic write support John Garry
2023-12-13 13:31 ` Al Viro
2023-12-13 16:02 ` John Garry
2024-01-22 8:29 ` John Garry
2023-12-12 11:08 ` [PATCH v2 06/16] block: Add REQ_ATOMIC flag John Garry
2023-12-12 11:08 ` [PATCH v2 07/16] block: Pass blk_queue_get_max_sectors() a request pointer John Garry
2023-12-12 11:08 ` [PATCH v2 08/16] block: Limit atomic write IO size according to atomic_write_max_sectors John Garry
2023-12-15 2:27 ` Ming Lei
2023-12-15 13:55 ` John Garry
2023-12-12 11:08 ` [PATCH v2 09/16] block: Error an attempt to split an atomic write bio John Garry
2023-12-12 11:08 ` [PATCH v2 10/16] block: Add checks to merging of atomic writes John Garry
2023-12-12 11:08 ` [PATCH v2 11/16] block: Add fops atomic write support John Garry
2023-12-12 11:08 ` [PATCH v2 12/16] scsi: sd: Support reading atomic write properties from block limits VPD John Garry
2023-12-12 11:08 ` [PATCH v2 13/16] scsi: sd: Add WRITE_ATOMIC_16 support John Garry
2023-12-12 11:08 ` [PATCH v2 14/16] scsi: scsi_debug: Atomic write support John Garry
2023-12-12 11:08 ` [PATCH v2 15/16] nvme: Support atomic writes John Garry
2023-12-12 11:08 ` [PATCH v2 16/16] nvme: Ensure atomic writes will be executed atomically John Garry
2023-12-12 16:32 ` [PATCH v2 00/16] block atomic writes Christoph Hellwig
2023-12-13 9:32 ` John Garry
2023-12-13 15:44 ` Christoph Hellwig
2023-12-13 16:27 ` John Garry
2023-12-14 14:37 ` Christoph Hellwig
2023-12-14 15:46 ` John Garry
2023-12-18 22:50 ` Keith Busch
2023-12-19 5:14 ` Darrick J. Wong
2023-12-19 5:21 ` Christoph Hellwig
2023-12-19 12:41 ` John Garry
2023-12-19 15:17 ` Christoph Hellwig
2023-12-19 16:53 ` John Garry
2023-12-21 6:50 ` Christoph Hellwig
2023-12-21 9:49 ` John Garry
2023-12-21 12:19 ` Christoph Hellwig
2023-12-21 12:48 ` John Garry
2023-12-21 12:57 ` Christoph Hellwig
2023-12-21 13:18 ` John Garry
2023-12-21 13:22 ` Christoph Hellwig
2023-12-21 13:56 ` John Garry
2024-01-16 11:35 ` John Garry
2024-01-17 15:02 ` Christoph Hellwig
2024-01-17 16:16 ` John Garry
2024-01-09 9:55 ` John Garry
2024-01-09 16:02 ` Christoph Hellwig
2024-01-09 16:52 ` John Garry
2024-01-09 23:04 ` Dave Chinner
2024-01-10 8:55 ` John Garry
2024-01-10 9:19 ` Christoph Hellwig
2024-01-11 1:40 ` Darrick J. Wong
2024-01-11 5:02 ` Christoph Hellwig
2024-01-11 9:55 ` John Garry
2024-01-11 14:45 ` Christoph Hellwig
2024-01-11 16:11 ` John Garry
2024-01-11 16:15 ` Christoph Hellwig
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