kernel security and bug fix update

[2.6.9-89.0.11.0.1.EL]

• fix skb alignment that was causing sendto() to fail with EFAULT (Olaf Kirch)
  [orabug 6845794]
  fix enomem due to larger mtu size page alloc (Zach Brown) [orabug 5486128]
• backout patch sysrq-b that queues upto keventd thread (Guru Anbalagane)
  [orabug 6125546]
• netrx/netpoll race avoidance (Tina Yang) [orabug 6143381]
• [XEN] Fix elf_core_dump (Tina Yang) [orabug 6995928]
• use lfence instead of cpuid instruction to implement memory barriers
  (Herbert van den Bergh) [orabug 7452412]
• add netpoll support to xen netfront (Tina Yang) [orabz 7261]
• [xen] execshield: fix endless GPF fault loop (Stephen Tweedie) [orabug 7175395]
• [xen]: port el5u2 patch that allows 64-bit PVHVM guest to boot with 32-bit
  dom0 [orabug 7452107] xenstore
• [mm] update shrink_zone patch to allow 100% swap utilization (John Sobecki,
  Chris Mason, Chuck Anderson, Dave McCracken) [orabug 7566319,6086839]
• [kernel] backport report_lost_ticks patch from EL5.2 (John Sobecki)
  [orabug 6110605]
• [xen] fix for hung JVM thread after #GPF [orabug 7916406] (Chuck Anderson)
• port EL5U3 patch to adjust totalhigh_pages in the balloon driver [orabug 8300888]
• check to see if hypervisor supports memory reservation change (Chuck Anderson) [orabug7556514]
• [XEN] use hypercall to fixmap pte updates (Mukesh Rathor) [orabug 8433329]
• [XEN] Extend physical mask to 40bit for machine above 64G [orabug 8312526]
  [2.6.9-89.0.11]
  -execve: must clear current->clear_child_tid (Oleg Nesterov) [515427 515428] {CVE-2009-2848}
  -kernel: fix information leak in do_sigaltstack() (Vitaly Mayatskikh) [515394 515395] {CVE-2009-2847}
  -build with fno-delete-null-pointer-checks (Danny Feng) [517964 511183]
  -lpfc: update emulex lpfc driver to 8.0.16.47 with memory leak fix (Rob Evers) [513192 507680]
  -mpt fusion: fix typo in mpt fusion makefile (Tomas Henzl) [516184 496120]
  -implement mmap_min_addr infrastructure (Vitaly Mayatskikh) [517904 512641]
  -kernel: personality handling: fix per_clear_on_setid (Vitaly Mayatskikh) [511172 508843] {CVE-2009-1895}
  -megaraid: fix megaraid SAS tape input/output errors on mt_erase (Tomas Henzl) [517965 504080]
  -kernel: missing capability check in z90crypt (Hans-Joachim Picht) [505985 505986] {CVE-2009-1883}
  -qla2xxx: fix hang when using management tools (Marcus Barrow) [519428 503489]
  -kernel: random: make get_random_int more random (Amerigo Wang) [519692 499785]
  -fix __ptrace_unlink and zap_threads interaction (Oleg Nesterov) [519446 506875]
  -fix soft lockups due to infinite loops in posix_locks_deadlock (Amerigo Wang) [519429 504279]
  [2.6.9-89.0.10]
  -mptscsi: missing mptscsi raid1 disk causes kernel panic when rebooted before array rebuild (Rob Evers) [517295 507864]
  -writeback: work around problems with persistent inode->dirtied_when values (Jeff Layton) [515255 477784]
  -mthca: don’t try to kmalloc large allocations (Doug Ledford) [518707 510395]