On Tue, Jul 21, 2015 at 4:20 PM, Ilya Dryomov <idryomov@xxxxxxxxx> wrote: > This one, I think: > > commit ab0a9735e06914ce4d2a94ffa41497dbc142fe7f > Author: Christoph Hellwig <hch@xxxxxx> > Date: Thu Oct 29 14:14:04 2009 +0100 > > blkdev: flush disk cache on ->fsync Thanks, that looks relevant! Looks to me that all RHEL 6 kernels have (a version of) that patch. Cheers, Dan -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html