Re: [RESEND PATCH v2] iio: gts-helper: Fix division loop

From: Subhajit Ghosh
Date: Fri Feb 23 2024 - 19:11:27 EST


On 20/2/24 06:02, Jonathan Cameron wrote:
On Mon, 19 Feb 2024 09:22:24 +0200
Matti Vaittinen <mazziesaccount@xxxxxxxxx> wrote:

On 2/18/24 07:26, Subhajit Ghosh wrote:
On 18/2/24 02:57, Jonathan Cameron wrote:
On Sun, 18 Feb 2024 01:09:33 +1030
Subhajit Ghosh <subhajit.ghosh@xxxxxxxxxxxxxx> wrote:
On 17/2/24 00:28, Jonathan Cameron wrote:
On Mon, 12 Feb 2024 13:20:09 +0200
Matti Vaittinen <mazziesaccount@xxxxxxxxx> wrote:
The loop based 64bit division may run for a long time when dividend
is a
lot bigger than the divider. Replace the division loop by the
div64_u64() which implementation may be significantly faster.

Signed-off-by: Matti Vaittinen <mazziesaccount@xxxxxxxxx>
Fixes: 38416c28e168 ("iio: light: Add gain-time-scale helpers")

---


As I understand that you have already applied this patch but still,

Tested-by: Subhajit Ghosh <subhajit.ghosh@xxxxxxxxxxxxxx>

Thank you Subhajit! Your effort is _very much_ appreciated! :)
I had to rebase the tree anyway to squash an unrelated issue, so
I added the tag whilst doing so.

Thanks,

Jonathan


Yours,
-- Matti


You are welcome Matti and thank you Jonathan.

Regards,
Subhajit Ghosh