On 04/02/14 11:44, Mel Gorman wrote: > Steven Noonan forwarded a users report where they had a problem starting > vsftpd on a Xen paravirtualized guest, with this in dmesg: > [...] > > The issue could not be reproduced under an HVM instance with the same kernel, > so it appears to be exclusive to paravirtual Xen guests. He bisected the > problem to commit 1667918b (mm: numa: clear numa hinting information on > mprotect) that was also included in 3.12-stable. > > The problem was related to how xen translates ptes because it was not > accounting for the _PAGE_NUMA bit. This patch splits pte_present to add > a pteval_present helper for use by xen so both bare metal and xen use > the same code when checking if a PTE is present.
Reviewed-by: David Vrabel <david.vra...@citrix.com> Thanks. David -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
