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Re: [PATCH] linux-aio: add IO_CMD_FDSYNC command support
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From: |
Kevin Wolf |
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Subject: |
Re: [PATCH] linux-aio: add IO_CMD_FDSYNC command support |
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Date: |
Thu, 7 Mar 2024 14:50:57 +0100 |
Am 07.03.2024 um 12:47 hat Prasad Pandit geschrieben:
> From: Prasad Pandit <pjp@fedoraproject.org>
>
> Libaio defines IO_CMD_FDSYNC command to sync all outstanding
> asynchronous I/O operations, by flushing out file data to the
> disk storage.
>
> Enable linux-aio to submit such aio request. This helps to
> reduce latency induced via pthread_create calls by
> thread-pool (aio=threads).
>
> Signed-off-by: Prasad Pandit <pjp@fedoraproject.org>
Kernel support for this is "relatively" new, added in 2018. Should we
fall back to the thread pool if we receive -EINVAL?
Kevin