Re: [regression] getdents() does not list entries created after opening the directory

From: Matthew Wilcox
Date: Tue Oct 01 2024 - 08:18:54 EST


On Tue, Oct 01, 2024 at 01:29:09PM +0200, Linux regression tracking (Thorsten Leemhuis) wrote:
> > DIR* dir = opendir("/tmp/dirent-problems-test-dir");
> >
> > fd = creat("/tmp/dirent-problems-test-dir/after", 0644);

"If a file is removed from or added to the directory after the most
recent call to opendir() or rewinddir(), whether a subsequent call to
readdir() returns an entry for that file is unspecified."

https://pubs.opengroup.org/onlinepubs/007904975/functions/readdir.html

That said, if there's an easy fix here, it'd be a nice improvement to
QoI to do it, but the test-case as written is incorrect.