Subject: Re: [need review] pax(1) change to fix PR #8868
To: None <email@example.com, firstname.lastname@example.org>
From: Bill Studenmund <email@example.com>
Date: 02/10/2000 14:34:59
On Thu, 10 Feb 2000, ITOH Yasufumi wrote:
> firstname.lastname@example.org wrote:
> > Just curious - can the SIGINFO hack cause problems if pax is
> > being used to read/write to an actual tape device?
> I don't think read/write is always atomic, but, ... well, ...
> I'm not sure --- this is the reason I'm sending to tech-kern. :-)
A successful read or write should be atomic. NFS kinda bends the rules a
bit, but other than that, your write should fully complete before (or
after) someone else's.
There's no guarantee of ordering, just atomiticity.