RE: [PATCH -next] io_uring: add support for fchmod

[lizetao <lizetao1@huawei.com>]

Hi,

> -----Original Message-----
> From: Pavel Begunkov <asml.silence@gmail.com>
> Sent: Tuesday, December 3, 2024 10:44 PM
> To: lizetao <lizetao1@huawei.com>; Jens Axboe <axboe@kernel.dk>
> Cc: io-uring@vger.kernel.org
> Subject: Re: [PATCH -next] io_uring: add support for fchmod
> 
> On 11/26/24 15:07, lizetao wrote:
> >>>>> On 11/19/24 1:12 AM, lizetao wrote:
> >>>>> Adds support for doing chmod through io_uring.
> IORING_OP_FCHMOD
> >>>>> behaves like fchmod(2) and takes the same arguments.
> >>>
> >>>> Looks pretty straight forward. The only downside is the forced use of
> REQ_F_FORCE_ASYNC - did you look into how feasible it would be to allow
> non-blocking issue of this? Would imagine the majority of fchmod calls end
> up not blocking in the first place.
> >>>
> >>> Yes, I considered fchmod to allow asynchronous execution and wrote a
> test case to test it, the results are as follows:
> >>>
> 
> FYI, this email got into spam.
Sorry to bother everyone, but I would like to know if there are any plans to implement
asynchronous system calls through io_uring, and which system calls are in the planning.

--
Li Zetao