To clarify, at the risk of coming through as spamming, this happens both with KMS enabled and with it disabled via the nomodeset bootline option. Also, the "seems better" behavior described is still a rare occurence, though an occurence that *never* happened earlier. Even with this new kernel, most of the time it never gets around to drawing the desktop, instead hanging during the splash animation.
To clarify, at the risk of coming through as spamming, this happens both with KMS enabled and with it disabled via the nomodeset bootline option. Also, the "seems better" behavior described is still a rare occurence, though an occurence that *never* happened earlier. Even with this new kernel, most of the time it never gets around to drawing the desktop, instead hanging during the splash animation.