Re: [PATCH v2] 9p: fix i_size update race in getattr with writeback caching

[David Howells]

Christian Schoenebeck <linux_oss@xxxxxxxxxxxxx> wrote:

> do
>   echo $i >> foo.txt &
>   ls -lha foo.txt &
> done
> 
> sync

Did you want a wait somewhere?  There's no guarantee that the asynchronous
processes thereby launched have done anything at the point sync happens.

David