On 04/26/2012 01:37 AM, Seth Jennings wrote: > Hey Minchan, > > Thanks for the patches! > > On 04/25/2012 09:32 AM, Nitin Gupta wrote: >> I think Seth was working on this improvement but not sure about the >> current status. Seth? > > Yes, I looked at this option, and it is very clean and portable. > > Unfortunately, IIRC, with our rate of mapping/unmapping, > flush_tlb_kernel_range() causes an IPI storm that effective > stalls the machine. > > I'll apply your patch and try it out. Seth, Thanks! -- Kind regards, Minchan Kim -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>