Re: [PATCH v4 0/3] nbd: WRITE_ZEROES and a few fixes
From: Wouter Verhelst
Date: Thu Sep 05 2024 - 18:42:28 EST
Hi Jens,
Has been a few weeks since I sent this. Friendly ping?
On Mon, Aug 12, 2024 at 03:20:35PM +0200, Wouter Verhelst wrote:
> Implement the WRITE_ZEROES command for the NBD kernel driver. While
> here, add NBD_FLAG_ROTATIONAL to the function that decodes our flags for
> debugfs.
>
> ---
> v2: Divide UINT_MAX by blksize for the maximum number of sectors
> supported by trim/discard and write_zeroes commands, as NBD uses 32-bit
> values for byte lengths, and otherwise that wouldn't fit.
> v3: Use the SECTOR_SHIFT value as a right-shift operand, rather than the
> blksize value, to get the correct operand.
> v4: Fix commit messages to use correct style. Thanks, Jens.
> ---
> drivers/block/nbd.c | 12 +++++++++++-
> include/uapi/linux/nbd.h | 5 ++++-
> 2 files changed, 15 insertions(+), 2 deletions(-)
>
>
--
w@uter.{be,co.za}
wouter@{grep.be,fosdem.org,debian.org}
I will have a Tin-Actinium-Potassium mixture, thanks.