Re: [PATCH 6.6.x] btrfs: add cancellation points to trim loops

[Greg KH <gregkh@linuxfoundation.org>]

On Mon, Nov 25, 2024 at 07:07:28PM +0100, David Sterba wrote:
> From: Luca Stefani <luca.stefani.ge1@gmail.com>
> 
> There are reports that system cannot suspend due to running trim because
> the task responsible for trimming the device isn't able to finish in
> time, especially since we have a free extent discarding phase, which can
> trim a lot of unallocated space. There are no limits on the trim size
> (unlike the block group part).
> 
> Since trime isn't a critical call it can be interrupted at any time,
> in such cases we stop the trim, report the amount of discarded bytes and
> return an error.
> 
> Link: https://bugzilla.kernel.org/show_bug.cgi?id=219180
> Link: https://bugzilla.suse.com/show_bug.cgi?id=1229737
> CC: stable@vger.kernel.org # 5.15+
> Signed-off-by: Luca Stefani <luca.stefani.ge1@gmail.com>
> Reviewed-by: David Sterba <dsterba@suse.com>
> Signed-off-by: David Sterba <dsterba@suse.com>
> ---

No git id?  :(