---------------------------------------- > Date: Thu, 9 Apr 2015 21:24:41 -0700 > From: [email protected] > To: [email protected] > CC: [email protected]; [email protected] > Subject: Re: [PATCH v2] mm: show free pages per each migrate type > > On Fri, 10 Apr 2015 04:16:15 +0000 ZhangNeil <[email protected]> > wrote: > >>> I think we can eliminate nr_free[][]: >> >> what about make it as global__variable? > > That isn't as good - it permanently consumes memory and really requires > new locking to protect the array from concurrent callers. >
Then it may need to change the code a lot. BTW: I calculate the nr_free[][] again, it is an 6x11 array of 8 in the worst case, that is 528B, is it acceptable? Best Regards, Neil Zhang -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
