From: Stefan Metzmacher <[email protected]>
To: Jens Axboe <[email protected]>, [email protected]
Subject: Re: [PATCHSET v4 0/5] Fix early file assignment for links or drain
Date: Tue, 5 Apr 2022 12:04:57 +0200 [thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
Hi Jens,
> Most of this is prep patches, but the purpose is to make sure that we
> treat file assignment for links appropriately. If not, then we cannot
> use direct open/accept with links while avoiding separate submit+wait
> cycles.
>
> v4:
> - Drop merged patch for msg-ring
> - Drop inflight tracking completely, pointless now
> - Fix locking issue around file assignment
If the behavior change is backported to 5.15 stable,
don't we need a flag to indicate that a newer kernel supports it?
Otherwise how could userspace know it can rely on the new behavior?
metze
next prev parent reply other threads:[~2022-04-05 11:43 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-04 23:56 [PATCHSET v4 0/5] Fix early file assignment for links or drain Jens Axboe
2022-04-04 23:56 ` [PATCH 1/6] io_uring: don't check req->file in io_fsync_prep() Jens Axboe
2022-04-04 23:56 ` [PATCH 2/6] io_uring: defer splice/tee file validity check until command issue Jens Axboe
2022-04-04 23:56 ` [PATCH 3/6] io_uring: move read/write file prep state into actual opcode handler Jens Axboe
2022-04-04 23:56 ` [PATCH 4/6] io_uring: propagate issue_flags state down to file assignment Jens Axboe
2022-04-04 23:56 ` [PATCH 5/6] io_uring: defer " Jens Axboe
2022-04-04 23:56 ` [PATCH 6/6] io_uring: drop the old style inflight file tracking Jens Axboe
2022-04-05 10:04 ` Stefan Metzmacher [this message]
2022-04-05 14:43 ` [PATCHSET v4 0/5] Fix early file assignment for links or drain Jens Axboe
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