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SubjectRe: [PATCH] gpio: mockup: fix debugfs read
On Fri, Mar 22, 2019 at 6:30 PM Bartosz Golaszewski <> wrote:

> From: Bartosz Golaszewski <>
> The debugfs read callback must advance ppos or users using read() on
> the file descriptor will never get the EOL. This wasn't spotted before
> as I was using busybox cat for testing which uses sendfile() internally
> and only noticed it now when switched to cat from coreutils.
> Fixes: 2a9e27408e12 ("gpio: mockup: rework debugfs interface")
> Signed-off-by: Bartosz Golaszewski <>

Patch applied for fixes.
Sorry for slow application, I was in no-wifi-land for some days.

Linus Walleij

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