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From: Jens Axboe <[email protected]>
To: Tony Solomonik <[email protected]>
Cc: [email protected], [email protected], [email protected],
	[email protected]
Subject: Re: [PATCH v2 2/2] io_uring: add support for ftruncate
Date: Tue, 23 Jan 2024 08:46:12 -0700	[thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>

On 1/23/24 4:33 AM, Tony Solomonik wrote:
> +int io_ftruncate(struct io_kiocb *req, unsigned int issue_flags)
> +{
> +	struct io_ftrunc *ft = io_kiocb_to_cmd(req, struct io_ftrunc);
> +	int ret;
> +
> +	WARN_ON_ONCE(issue_flags & IO_URING_F_NONBLOCK);
> +
> +	ret = __do_ftruncate(req->file, ft->len, 1);

Should this not pass 0 at the end for small == 0, as this variant should
be 64-bit clean from the get-go?

Another thing to add to the test case, create a large sparse file that
is eg 8G and truncate it to 6G. That would catch an issue with that.

-- 
Jens Axboe


  parent reply	other threads:[~2024-01-23 15:46 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CAD62OrGa9pS6-Qgg_UD4r4d+kCSPQihq0VvtVombrbAAOroG=w@mail.gmail.com>
2024-01-23 11:33 ` [PATCH v2 1/2] Add __do_ftruncate that truncates a struct file* Tony Solomonik
2024-01-23 11:33   ` [PATCH v2 2/2] io_uring: add support for ftruncate Tony Solomonik
2024-01-23 15:01     ` Gabriel Krisman Bertazi
2024-01-23 15:36       ` Jens Axboe
2024-01-23 15:46     ` Jens Axboe [this message]
2024-01-23 15:50     ` Jens Axboe
2024-01-23 21:19     ` [PATCH v3 0/2] Add ftruncate to io_uring Tony Solomonik
2024-01-23 21:19       ` [PATCH v3 1/2] Add ftruncate_file that truncates a struct file* Tony Solomonik
2024-01-23 22:07         ` Jens Axboe
2024-01-23 21:19       ` [PATCH v3 2/2] io_uring: add support for ftruncate Tony Solomonik
2024-01-23 22:11         ` Jens Axboe
2024-01-23 22:33     ` [PATCH v4 0/2] " Tony Solomonik
2024-01-23 22:33       ` [PATCH v4 1/2] Add ftruncate_file that truncates a struct file Tony Solomonik
2024-01-23 22:33       ` [PATCH v4 2/2] io_uring: add support for ftruncate Tony Solomonik
2024-01-23 23:24       ` [PATCH v4 0/2] " Jens Axboe
     [not found]         ` <CAD62OrEC62Ojh+uvMWMb7X=fNZerUVYfUWFmRHQ-49OvTJ1u4Q@mail.gmail.com>
2024-01-23 23:40           ` Jens Axboe
2024-01-23 14:53   ` [PATCH v2 1/2] Add __do_ftruncate that truncates a struct file* Gabriel Krisman Bertazi
2024-01-23 15:38   ` Jens Axboe
2024-01-23 15:40     ` Jens Axboe
     [not found] <[email protected]>
2024-01-23 11:32 ` Tony Solomonik
2024-01-23 11:32   ` [PATCH v2 2/2] io_uring: add support for ftruncate Tony Solomonik

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