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From: Al Viro <viro@zeniv.linux.org.uk>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Jens Axboe <axboe@kernel.dk>,
	linux-fsdevel@vger.kernel.org, brauner@kernel.org
Subject: Re: [PATCH 5/8] IB/hfi1: make hfi1_write_iter() deal with ITER_UBUF iov_iter
Date: Tue, 28 Mar 2023 21:38:03 +0100	[thread overview]
Message-ID: <20230328203803.GN3390869@ZenIV> (raw)
In-Reply-To: <CAHk-=wj=21dt1ASqkvaNXenzQCEZHydYE39+YOj8AAfzeL5HOQ@mail.gmail.com>

On Tue, Mar 28, 2023 at 11:43:34AM -0700, Linus Torvalds wrote:

> And if you go blind from looking at that patch, I will not accept
> responsibility.

... and all that, er, cleverness - for the sake of a single piece of shit
driver for piece of shit hardware *and* equally beautiful ABI.

Is it really worth bothering with?  And if anyone has doubts about the
inturdprize kwality of the ABI in question, I suggest taking a look at
hfi1_user_sdma_process_request() - that's where the horrors are.

  parent reply	other threads:[~2023-03-28 20:38 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-28 17:36 [PATCHSET v4 0/8] Turn single segment imports into ITER_UBUF Jens Axboe
2023-03-28 17:36 ` [PATCH 1/8] iov_iter: teach iov_iter_iovec() to deal with ITER_UBUF Jens Axboe
2023-03-28 17:36 ` [PATCH 2/8] iov_iter: add iovec_nr_user_vecs() helper Jens Axboe
2023-03-28 18:42   ` Al Viro
2023-03-28 18:45     ` Linus Torvalds
2023-03-28 19:27     ` Jens Axboe
2023-03-28 17:36 ` [PATCH 3/8] snd: move mapping an iov_iter to user bufs into a helper Jens Axboe
2023-03-28 17:36 ` [PATCH 4/8] snd: make snd_map_bufs() deal with ITER_UBUF Jens Axboe
2023-03-28 17:50   ` Linus Torvalds
2023-03-28 17:52     ` Jens Axboe
2023-03-28 18:52       ` Al Viro
2023-03-28 19:28         ` Jens Axboe
2023-03-28 17:36 ` [PATCH 5/8] IB/hfi1: make hfi1_write_iter() deal with ITER_UBUF iov_iter Jens Axboe
2023-03-28 18:43   ` Linus Torvalds
2023-03-28 18:55     ` Matthew Wilcox
2023-03-28 19:05       ` Linus Torvalds
2023-03-28 19:16         ` Linus Torvalds
2023-03-28 21:21           ` Jens Axboe
2023-03-28 21:38             ` Jens Axboe
2023-03-28 21:51               ` Jens Axboe
2023-03-28 19:30     ` Jens Axboe
2023-03-28 20:38     ` Al Viro [this message]
2023-03-28 20:46       ` Jens Axboe
2023-03-28 22:06       ` Linus Torvalds
2023-03-28 17:36 ` [PATCH 6/8] IB/qib: make qib_write_iter() " Jens Axboe
2023-03-28 17:36 ` [PATCH 7/8] iov_iter: convert import_single_range() to ITER_UBUF Jens Axboe
2023-03-28 17:36 ` [PATCH 8/8] iov_iter: import single vector iovecs as ITER_UBUF Jens Axboe

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