Re: [PATCH] block, bfq: return nbytes and not zero from struct cftype .write() method

From: Maciej S. Szmigiero
Date: Fri Aug 17 2018 - 13:27:24 EST


On 16.08.2018 21:11, Jens Axboe wrote:
> On 8/15/18 3:56 PM, Maciej S. Szmigiero wrote:
>> The value that struct cftype .write() method returns is then directly
>> returned to userspace as the value returned by write() syscall, so it
>> should be the number of bytes actually written (or consumed) and not zero.
>>
>> Returning zero from write() syscall makes programs like /bin/echo or bash
>> spin.
>
> Applied, thanks.

Thanks.

> Just a heads-up that gmail thinks your email is spam.

Thanks for the information - it looks like gmail just doesn't like my
email server for some reason.

Maciej