Hi! > > > The __apply_to_page_range() function is also used to change and/or > > > allocate page-table pages in the vmalloc area of the address space. > > > Make sure these changes get synchronized to other page-tables in the > > > system by calling arch_sync_kernel_mappings() when necessary. > > > > There's no description here of the user-visible effects of the bug. > > Please always provide this, especially when proposing a -stable > > backport. Take pity upon all the downstream kernel maintainers who are > > staring at this wondering whether they should risk adding it to their > > kernels. > > The impact appears limited to x86-32, where apply_to_page_range may miss > updating the PMD. That leads to explosions in drivers like Is this alone supposed to fix my problems with graphics on Thinkpad X60? Let me try... Best regards, Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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