Re: [PATCH RFC v3] vfs: make fstatat retry once on ESTALE errors from getattr call

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Fri, 20 Apr 2012 15:37:26 -0500
Malahal Naineni <malahal@xxxxxxxxxx> wrote:

> Steve Dickson [SteveD@xxxxxxxxxx] wrote:
> > > 2) if we assume that it is fairly representative of one, how can we
> > > achieve retrying indefinitely with NFS, or at least some large finite
> > > amount?
> > The amount of looping would be peer speculation. If the problem can
> > not be handled by one simple retry I would say we simply pass the
> > error up to the app... Its an application issue... 
> 
> As someone said, ESTALE is an incorrect errno for a path based call.
> How about turning ESTALE into ENOENT after a retry or few retries?
> 

It's not really the same thing. One could envision an application
that's repeatedly renaming a new file on top of another one. The file
is never missing from the namespace of the server, but you could still
end up getting an ESTALE.

That would break other atomicity guarantees in an even worse way, IMO...

-- 
Jeff Layton <jlayton@xxxxxxxxxx>
--
To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Linux Ext4 Filesystem]     [Union Filesystem]     [Filesystem Testing]     [Ceph Users]     [Ecryptfs]     [AutoFS]     [Kernel Newbies]     [Share Photos]     [Security]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux Cachefs]     [Reiser Filesystem]     [Linux RAID]     [Samba]     [Device Mapper]     [CEPH Development]
  Powered by Linux