On 11/13/2014 08:49 AM, Eric Blake wrote: > On 11/13/2014 08:44 AM, Max Reitz wrote: > >>> (By the way, I really wish Solaris had implemented a variant that >>> queried, but did NOT change the file offset - maybe Linux can add that >>> as an extension, and give it sane semantics of not special casing >>> trailing holes...) >> >> Are you asking for fiemap? :-P > > Not that bulky; maybe just two more constants SEEK_PEEK_HOLE and > SEEK_PEEK_DATA, which return the same values as their non-peek > counterparts but without modifying the fd offset.
And not the first time I've requested it. From 2011: https://lkml.org/lkml/2011/4/22/91 -- Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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