Unbreakable Enterprise kernel security update

[4.1.12-124.24.5]

• rds: congestion updates can be missed when kernel low on memory (Mukesh Kacker) [Orabug: 28425811]
• net/rds: ib: Fix endless RNR Retries caused by memory allocation failures (Venkat Venkatsubra) [Orabug: 28127993]
• net: rds: fix excess initialization of the recv SGEs (Zhu Yanjun) [Orabug: 29004503]
• xhci: fix usb2 resume timing and races. (Mathias Nyman) [Orabug: 29028940]
• xhci: Fix a race in usb2 LPM resume, blocking U3 for usb2 devices (Mathias Nyman) [Orabug: 29028940]
• userfaultfd: check VM_MAYWRITE was set after verifying the uffd is registered (Andrea Arcangeli) [Orabug: 29163750] {CVE-2018-18397}
• userfaultfd: shmem/hugetlbfs: only allow to register VM_MAYWRITE vmas (Andrea Arcangeli) [Orabug: 29163750] {CVE-2018-18397}
• x86/apic/x2apic: set affinity of a single interrupt to one cpu (Jianchao Wang) [Orabug: 29196396]
• xen/blkback: rework validate_io_op() (Dongli Zhang) [Orabug: 29199843]
• xen/blkback: optimize validate_io_op() to filter BLKIF_OP_RESERVED_1 operation (Dongli Zhang) [Orabug: 29199843]
• xen/blkback: do not BUG() for invalid blkif_request from frontend (Dongli Zhang) [Orabug: 29199843]
• net/rds: WARNING: at net/rds/recv.c:222 rds_recv_hs_exthdrs+0xf8/0x1e0 (Venkat Venkatsubra) [Orabug: 29201779]
• xen-netback: wake up xenvif_dealloc_kthread when it should stop (Dongli Zhang) [Orabug: 29217927]
• Revert ‘xfs: remove nonblocking mode from xfs_vm_writepage’ (Wengang Wang) [Orabug: 29279692]
• Revert ‘xfs: remove xfs_cancel_ioend’ (Wengang Wang) [Orabug: 29279692]
• Revert ‘xfs: Introduce writeback context for writepages’ (Wengang Wang) [Orabug: 29279692]
• Revert ‘xfs: xfs_cluster_write is redundant’ (Wengang Wang) [Orabug: 29279692]
• Revert ‘xfs: factor mapping out of xfs_do_writepage’ (Wengang Wang) [Orabug: 29279692]
• Revert ‘xfs: dont chain ioends during writepage submission’ (Wengang Wang) [Orabug: 29279692]
  [4.1.12-124.24.4]
• mstflint: Fix coding style issues - left with LINUX_VERSION_CODE (Idan Mehalel) [Orabug: 28878697]
• mstflint: Fix coding-style issues (Idan Mehalel) [Orabug: 28878697]
• mstflint: Fix errors found with checkpatch script (Idan Mehalel) [Orabug: 28878697]
• Added support for 5th Gen devices in Secure Boot module and mtcr (Adham Masarwah) [Orabug: 28878697]
• Fix typos in mst_kernel (Adham Masarwah) [Orabug: 28878697]
• bnxt_en: Report PCIe link properties with pcie_print_link_status() (Brian Maly) [Orabug: 28942099]
• selinux: Perform both commoncap and selinux xattr checks (Eric W. Biederman) [Orabug: 28951521]
• Introduce v3 namespaced file capabilities (Serge E. Hallyn) [Orabug: 28951521]
• rds: ib: Use a delay when reconnecting to the very same IP address (Hakon Bugge) [Orabug: 29138813]
• Change mincore() to count ‘mapped’ pages rather than ‘cached’ pages (Linus Torvalds) [Orabug: 29187415] {CVE-2019-5489}
• NFSD: Set the attributes used to store the verifier for EXCLUSIVE4_1 (Kinglong Mee) [Orabug: 29204157]