Messages in this thread | | | Subject | Re: [RFC] Whitelist chipsets supporting MSI and check Hyper-transport capabilities | From | Xavier Bestel <> | Date | Mon, 19 Jun 2006 13:19:55 +0200 |
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On Sat, 2006-06-17 at 07:05, Matthew Wilcox wrote: > On Fri, Jun 16, 2006 at 11:01:46PM -0400, Brice Goglin wrote: > > We introduce whitelisting of chipsets that are known to support MSI and > > keep the existing backlisting to disable MSI for other chipsets. When it > > is unknown whether the root chipset support MSI or not, we disable MSI > > by default except if pci=forcemsi was passed. > > I think that's a bad idea. Blacklisting is the better idea in the long-term.
I think the option adopted elsewhere is: whitelist for old chipsets, and blacklist for new chipsets. You just have to decide for a good date to separate "old" and "new" to minimize the lists size.
Xav
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