Re: [EXT] [systemd-devel] [PATCH] libblkid: fix spurious ext superblock checksum mismatches

On Thu, Nov 21, 2024 at 11:44:14AM +0100, Karel Zak wrote:
> On Tue, Nov 19, 2024 at 09:49:57AM GMT, Theodore Ts'o wrote:
> > The O_DIRECT read isn't a magic bullet. 
> 
> Hmm... the nice thing about this patch is that it only uses O_DIRECT
> when necessary (if the ordinary method fails). This means that it does
> not add complexity or overhead to regular FS probing.

Let me know if there are additional changes you'd like me to make to
this patch.  I hope that it's not too unappealing.  It's resolved the
problem in our environment where we went from seeing this about 20ish
times a day to none.

-K