kernel security and bug fix update

[2.6.32-220.17.1.el6]

• [scsi] fcoe: Do not switch context in vport_delete callback (Neil Horman) [809388 806119]
  [2.6.32-220.16.1.el6]
• Revert: [x86] Ivy Bridge kernel rdrand support (Jay Fenlason) [800268 696442]
  [2.6.32-220.15.1.el6]
• [net] SUNRPC: We must not use list_for_each_entry_safe() in rpc_wake_up() (Steve Dickson) [811299 809928]
• [char] ipmi: Increase KCS timeouts (Matthew Garrett) [806906 803378]
• [kernel] sched: Fix ancient race in do_exit() (Frantisek Hrbata) [805457 784758]
• [scsi] sd: Unmap discard alignment needs to be converted to bytes (Mike Snitzer) [810322 805519]
• [scsi] sd: Fix VPD buffer allocations (Mike Snitzer) [810322 805519]
• [x86] Ivy Bridge kernel rdrand support (Jay Fenlason) [800268 696442]
• [scsi] fix system lock up from scsi error flood (Frantisek Hrbata) [809378 800555]
• [sound] ALSA: pcm midlevel code - add time check for (Jaroslav Kysela) [801329 798984]
• [pci] Add pcie_hp=nomsi to disable MSI/MSI-X for pciehp driver (hiro muneda) [807426 728852]
• [sound] ALSA: enable OSS emulation layer for PCM and mixer (Jaroslav Kysela) [812960 657291]
• [scsi] qla4xxx: Fixed BFS with sendtargets as boot index (Chad Dupuis) [803881 722297]
• [fs] nfs: Additional readdir cookie loop information (Steve Dickson) [811135 770250]
• [fs] NFS: Fix spurious readdir cookie loop messages (Steve Dickson) [811135 770250]
• [x86] powernow-k8: Fix indexing issue (Frank Arnold) [809391 781566]
• [x86] powernow-k8: Avoid Pstate MSR accesses on systems supporting CPB (Frank Arnold) [809391 781566]
• [redhat] spec: Add python-perf-debuginfo subpackage (Josh Boyer) [806859 806859]
  [2.6.32-220.14.1.el6]
• [net] fix vlan gro path (Jiri Pirko) [810454 720611]
• [virt] VMX: vmx_set_cr0 expects kvm->srcu locked (Marcelo Tosatti) [808206 807507] {CVE-2012-1601}
• [virt] KVM: Ensure all vcpus are consistent with in-kernel irqchip settings (Marcelo Tosatti) [808206 807507] {CVE-2012-1601}
• [scsi] fcoe: Move destroy_work to a private work queue (Neil Horman) [809388 806119]
• [fs] jbd2: clear BH_Delay & BH_Unwritten in journal_unmap_buffer (Eric Sandeen) [749727 748713] {CVE-2011-4086}
• [net] af_iucv: offer new getsockopt SO_MSGSIZE (Hendrik Brueckner) [804547 786997]
• [net] af_iucv: performance improvements for new HS transport (Hendrik Brueckner) [804548 786996]
• [s390x] af_iucv: remove IUCV-pathes completely (Hendrik Brueckner) [807158 786960]
• [x86] iommu/amd: Fix wrong shift direction (Don Dutile) [809376 781531]
• [x86] iommu/amd: Don’t use MSI address range for DMA addresses (Don Dutile) [809374 781524]
• [fs] NFSv4: Further reduce the footprint of the idmapper (Steve Dickson) [802852 730045]
• [fs] NFSv4: Reduce the footprint of the idmapper (Steve Dickson) [802852 730045]
• [scsi] fcoe: Make fcoe_transport_destroy a synchronous operation (Neil Horman) [809372 771251]
• [net] ipv4: Constrain UFO fragment sizes to multiples of 8 bytes (Jiri Benc) [809104 797731]
• [net] ipv4: Don’t use ufo handling on later transformed packets (Jiri Benc) [809104 797731]
• [net] udp: Add UFO to NETIF_F_GSO_SOFTWARE (Jiri Benc) [809104 797731]
• [fs] nfs: Try using machine credentials for RENEW calls (Sachin Prabhu) [806205 795441]