From: Christoph Hellwig <hch@lst.de>
To: John Garry <john.g.garry@oracle.com>
Cc: axboe@kernel.dk, brauner@kernel.org, djwong@kernel.org,
viro@zeniv.linux.org.uk, jack@suse.cz, dchinner@redhat.com,
hch@lst.de, cem@kernel.org, linux-block@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-xfs@vger.kernel.org,
linux-fsdevel@vger.kernel.org, hare@suse.de,
martin.petersen@oracle.com, catherine.hoang@oracle.com,
mcgrof@kernel.org, ritesh.list@gmail.com, ojaswin@linux.ibm.com
Subject: Re: [PATCH v6 4/7] xfs: Support FS_XFLAG_ATOMICWRITES
Date: Thu, 3 Oct 2024 15:02:58 +0200 [thread overview]
Message-ID: <20241003130258.GA18099@lst.de> (raw)
In-Reply-To: <06344e9f-a625-4f6e-8b23-329ee8ebf67f@oracle.com>
On Thu, Oct 03, 2024 at 01:48:41PM +0100, John Garry wrote:
> On 30/09/2024 13:54, John Garry wrote:
>> @@ -352,11 +352,15 @@ xfs_sb_has_compat_feature(
>> #define XFS_SB_FEAT_RO_COMPAT_RMAPBT (1 << 1) /* reverse map btree */
>> #define XFS_SB_FEAT_RO_COMPAT_REFLINK (1 << 2) /* reflinked files */
>> #define XFS_SB_FEAT_RO_COMPAT_INOBTCNT (1 << 3) /* inobt block counts */
>> +#define XFS_SB_FEAT_RO_COMPAT_ATOMICWRITES (1 << 31) /* atomicwrites enabled */
>> +
>
> BTW, Darrick, as you questioned previously, this does make xfs/270 fail...
> until the change to a not use the top bit.
With the large block size based atomic writes we shoudn't even need
a feature flag, or am I missing something?
next prev parent reply other threads:[~2024-10-03 13:03 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-09-30 12:54 [PATCH v6 0/7] block atomic writes for xfs John Garry
2024-09-30 12:54 ` [PATCH v6 1/7] block/fs: Pass an iocb to generic_atomic_write_valid() John Garry
2024-10-01 8:39 ` Christoph Hellwig
2024-09-30 12:54 ` [PATCH v6 2/7] fs: Export generic_atomic_write_valid() John Garry
2024-10-01 8:41 ` Christoph Hellwig
2024-09-30 12:54 ` [PATCH v6 3/7] fs: iomap: Atomic write support John Garry
2024-09-30 15:55 ` Darrick J. Wong
2024-10-01 8:05 ` John Garry
2024-10-01 14:37 ` Darrick J. Wong
2024-09-30 12:54 ` [PATCH v6 4/7] xfs: Support FS_XFLAG_ATOMICWRITES John Garry
2024-09-30 16:03 ` Darrick J. Wong
2024-09-30 16:44 ` Darrick J. Wong
2024-10-01 8:41 ` Christoph Hellwig
2024-10-01 12:05 ` John Garry
2024-10-01 13:35 ` John Garry
2024-10-03 12:48 ` John Garry
2024-10-03 13:02 ` Christoph Hellwig [this message]
2024-10-03 13:19 ` John Garry
2024-09-30 12:54 ` [PATCH v6 5/7] xfs: Support atomic write for statx John Garry
2024-09-30 16:37 ` Darrick J. Wong
2024-10-01 8:29 ` John Garry
2024-10-01 8:43 ` Christoph Hellwig
2024-09-30 12:54 ` [PATCH v6 6/7] xfs: Validate atomic writes John Garry
2024-09-30 16:41 ` Darrick J. Wong
2024-10-01 13:22 ` John Garry
2024-10-01 14:48 ` Darrick J. Wong
2024-10-01 15:48 ` John Garry
2024-09-30 12:54 ` [PATCH v6 7/7] xfs: Support setting FMODE_CAN_ATOMIC_WRITE John Garry
2024-09-30 16:41 ` Darrick J. Wong
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