On Mon, Oct 19, 2009 at 11:47:40PM -0600, Matthew Wilcox wrote: > The second and third patches offer progressively more flexibility to > dynamically construct the contents of sysfs directories. The second > patch delays the allocation of sysfs_dirents until the contents of > the directory is requested. This functionality is only used by the > attribute_groups in that patch, but could (in principle) be extended to > other directory providers. > > The third patch extends this to permit attribute groups to be dynamically > constructed before the directory they're in is populated. I also add a > user for this; the much-requested ability to display the MSI-X vectors > in use by a device. > > Both patches also deconstruct the directories / attribute groups when the > dentry of the directory goes out of cache. Oh, I meant to say, this is enough to get my laptop to boot. I couldn't swear to the non-existance of races, or the missing of features ... lots of care needed with this patch, IMO. -- 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-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
