On Mon, Aug 27, 2007 at 03:24:20PM -0500, Robin Holt wrote: > On Mon, Aug 27, 2007 at 08:35:10PM +0100, Al Viro wrote: > > On Mon, Aug 27, 2007 at 02:19:06PM -0500, Dean Nelson wrote: > > > > > No operations can be done once it's closed, only while it's opened. > > > > What the hell do you mean, can't be done? > > > > fd = open(...); > > fp = popen("/bin/date", "r"); > > /* read from fp */ > > fclose(fp); > > But this will operate on the dup'd fd. We detect that in the flush > (ignore) and ioctl (return errors) operations. All other operations > are not handled by xpmem. How the hell do you detect dup'd fd? It's identical to the original in every respect and it doesn't have to be held by a different task. Seriously, what you are proposing makes no sense whatsoever... - To unsubscribe from this list: send the line "unsubscribe linux-ia64" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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