On Fri, Jul 02, 2010 at 01:41:14PM -0400, Chris Metcalf wrote: > This allows a list_head (or hlist_head, etc.) to be used from places > that used to be impractical, in particular <asm/processor.h>, which > used to cause include file recursion: <linux/list.h> includes > <linux/prefetch.h>, which always includes <asm/processor.h> for the > prefetch macros, as well as <asm/system.h>, which often includes > <asm/processor.h> directly or indirectly. > > This avoids a lot of painful workaround hackery on the tile > architecture, where we use a list_head in the thread_struct to chain > together tasks that are activated on a particular hardwall. > > Signed-off-by: Chris Metcalf <cmetcalf@xxxxxxxxxx> Reviewed-by: Matthew Wilcox <willy@xxxxxxxxxxxxxxx> -- Matthew Wilcox Intel Open Source Technology Centre "Bill, look, we understand that you're interested in selling us this operating system, but compare it to ours. We can't possibly take such a retrograde step." -- To unsubscribe from this list: send the line "unsubscribe linux-arch" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
