Messages in this thread | | | Date | Fri, 4 Oct 2002 16:44:46 -0700 (PDT) | From | Linus Torvalds <> | Subject | Re: [PATCH] direct-IO API change |
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On Fri, 4 Oct 2002, Andrew Morton wrote: > > > Especially since I thought that O_DIRECT on the regular file (or block > > device) performed about as well as raw does anyway these days? Or is that > > just one of my LSD-induced flashbacks? > > > > Now we're not holding i_sem for O_DIRECT writes to blockdevs, > I don't think the raw driver offers any advantages at all. It's > a compatibility thing to save people from having to add "|O_DIRECT" to > their source and then typing `ln -s /dev/hda1 /dev/raw/raw0'.
Maybe the raw driver could become a shell that just adds the O_DIRECT? Unless it can do something more, of course..
Linus
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