SLE15-SP4 GMC kernel submission

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Regular weekly kernel submission.

- iova: Export alloc_iova_fast() and free_iova_fast()
  (bsc#1199124).
- commit 281942e

- scsi: hisi_sas: Limit users changing debugfs BIST count value
  (bsc#1198803).
- scsi: hisi_sas: Increase debugfs_dump_index after dump is
  completed (bsc#1198806).
- commit 4ed546a

- powerpc/64: Move paca allocation later in boot (bsc#1190812).
- commit a185abb

- iova: Export alloc_iova_fast() and free_iova_fast()
  (bsc#1199124).
- commit 281942e

- scsi: hisi_sas: Limit users changing debugfs BIST count value
  (bsc#1198803).
- scsi: hisi_sas: Increase debugfs_dump_index after dump is
  completed (bsc#1198806).
- commit 4ed546a

- powerpc/64: Move paca allocation later in boot (bsc#1190812).
- commit a185abb

- iova: Export alloc_iova_fast() and free_iova_fast()
  (bsc#1199124).
- commit 281942e

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Weekly kernel submission.

- netfilter: nf_tables: validate registers coming from userspace
  (CVE-2022-1015 bsc#1197227).
- commit 0aabb62

- mm: vmalloc: introduce array allocation functions (bsc#1198110).
- commit dbcab11

- mm: use vmalloc_array and vcalloc for array allocations
  (bsc#1198110).
- commit 4993f07

- KVM: use __vcalloc for very large allocations (bsc#1198110).
- commit 525fc7a

- KVM: x86/mmu: do compare-and-exchange of gPTE via the user address (CVE-2022-1158 bsc#1197660).
- commit c813453

- netfilter: nf_tables: validate registers coming from userspace
  (CVE-2022-1015 bsc#1197227).
- commit 0aabb62

- mm: vmalloc: introduce array allocation functions (bsc#1198110).
- commit dbcab11

- mm: use vmalloc_array and vcalloc for array allocations
  (bsc#1198110).
- commit 4993f07

- KVM: use __vcalloc for very large allocations (bsc#1198110).
- commit 525fc7a

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Regular kernel submission, including a few P1 fixes

- intel_idle: add core C6 optimization for SPR (bsc#1198602).
- commit d6fb753

- intel_idle: add 'preferred_cstates' module argument
  (bsc#1198602).
- commit 0bc7d2b

- intel_idle: add SPR support (bsc#1198602).
- commit 2bc31de

- Move upstreamed patches into sorted section
- commit e93d073

- SCSI: iscsi: fix iscsi_endpoint changes (bsc#1197685).
- SCSI: iscsi: fix iscsi_cls_conn changes (bsc#1197685).
- scsi: qedi: Fix failed disconnect handling (bsc#1197685).
- scsi: iscsi: Fix NOP handling during conn recovery
  (bsc#1197685).
- scsi: iscsi: Fix unbound endpoint error handling (bsc#1197685).
- scsi: iscsi: Fix conn cleanup and stop race during iscsid
  restart (bsc#1197685).
- scsi: iscsi: Fix endpoint reuse regression (bsc#1197685).
- scsi: iscsi: Release endpoint ID when its freed (bsc#1197685).
- scsi: iscsi: Fix offload conn cleanup when iscsid restarts
  (bsc#1197685).
- scsi: iscsi: Move iscsi_ep_disconnect() (bsc#1197685).
- commit d5cdaca

- Sorted using series_sort.py
  Since sequence_patch required it.

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Regular weekly kernel submission.

- powerpc/numa: Handle partially initialized numa nodes
  (bsc#1197658).
- commit 061e1c6

- SUNRPC: Ensure we flush any closed sockets before
  xs_xprt_free() (bsc#1198330 CVE-2022-28893).
- commit d2a1b78

- Drivers: hv: vmbus: Replace smp_store_mb() with virt_store_mb()
  (bsc#1198228).
- Drivers: hv: balloon: Disable balloon and hot-add accordingly
  (bsc#1198228).
- Drivers: hv: balloon: Support status report for larger page
  sizes (bsc#1198228).
- Drivers: hv: vmbus: Prevent load re-ordering when reading ring
  buffer (bsc#1198228).
- PCI: hv: Propagate coherence from VMbus device to PCI device
  (bsc#1198228).
- Drivers: hv: vmbus: Propagate VMbus coherence to each VMbus
  device (bsc#1198228).
- Drivers: hv: vmbus: Fix initialization of device object in
  vmbus_device_register() (git-fixes).
- Drivers: hv: vmbus: Deactivate sysctl_record_panic_msg by
  default in isolated guests (bsc#1183682).
- PCI: hv: Avoid the retarget interrupt hypercall in irq_unmask()
  on ARM64 (bsc#1198228).
- x86/hyperv: Output host build info as normal Windows version
  number (git-fixes).
- commit 0c3a755

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Regular SLE15-SP4 kernel submission.

- iwlwifi: fix use-after-free (bsc#1197762 git-fixes).
- commit d5140bb

- Refresh patches.suse/iwlwifi-module-firmware-ucode-fix.patch (bsc#1197762)
  Correct the entries that have *-64.ucode instead of *-63.ucode
- commit d8b5646

- Update patch references for a few already backported fixes (CVE-2022-26878 bsc#1197035 bsc#1193983 CVE-2021-4148 bsc#1197366 CVE-2021-45868 CVE-2022-0644 bsc#1196155)
- commit 69353e8

- USB: gadget: validate interface OS descriptor requests
  (CVE-2022-25258 bsc#1196095 git-fixes).
- commit 4a7f6a3

- Update patch reference for vdpa fix (CVE-2022-0998 bsc#1197247)
- commit 5b2f9f9

- vdpa: clean up get_config_size ret value handling (CVE-2022-0998
  bsc#1197247).
- commit 0d2ae2e

- x86/sev: Unroll string mmio with CC_ATTR_GUEST_UNROLL_STRING_IO
  (bsc#1196806, bsc#1196961).
- commit 2771ae3

- Move upstreamed ALSA fix into sorted section
- commit 051af6b

- ALSA: pcm: Fix potential AB/BA lock with buffer_mutex and
  mmap_lock (CVE-2022-1048 bsc#1197331).

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Regular weekly kernel submission.

- powerpc/rtas: Keep MSR RI set when calling RTAS (bsc#1197174
  ltc#196362).
- commit be99d79

- watch_queue: Actually free the watch (CVE-2022-0995
  bsc#1197246).
- watch_queue: Fix NULL dereference in error cleanup
  (CVE-2022-0995 bsc#1197246).
- commit 9f97636

- ALSA: pcm: Fix races among concurrent prealloc proc writes
  (CVE-2022-1048 bsc#1197331).
- commit 7ca9b7d

- ALSA: pcm: Fix races among concurrent prepare and
  hw_params/hw_free calls (CVE-2022-1048 bsc#1197331).
- commit bdcd5ee

- ALSA: pcm: Fix races among concurrent read/write and buffer
  changes (CVE-2022-1048 bsc#1197331).
- commit 8bb5c1f

- ALSA: pcm: Fix races among concurrent hw_params and hw_free
  calls (CVE-2022-1048 bsc#1197331).
- commit 4ce87ae

- ALSA: kABI workaround for snd_pcm_runtime changes (CVE-2022-1048
  bsc#1197331).
- commit 15a1bad

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Revised SLE15-SP4 kernel submission; now with the updates of supported
modules for sm* cipher modules (bsc#1197287)

- supported.conf: Mark a few SM* chiper modules as supported (bsc#1197287)
  Mark supported for the modules: sm2_generic, sm3_generic, sm4_generic
  arm64-specific: sha3-ce, sha512-ce, sm3-ce, sm4-ce
- commit e6b9e81
- supported.conf: Mark a few SM* chiper modules as supported (bsc#1197287)
  Mark supported for the modules: sm2_generic, sm3_generic, sm4_generic
  arm64-specific: sha3-ce, sha512-ce, sm3-ce, sm4-ce
- commit e6b9e81
- supported.conf: Mark a few SM* chiper modules as supported (bsc#1197287)
  Mark supported for the modules: sm2_generic, sm3_generic, sm4_generic
  arm64-specific: sha3-ce, sha512-ce, sm3-ce, sm4-ce
- commit e6b9e81
- supported.conf: Mark a few SM* chiper modules as supported (bsc#1197287)
  Mark supported for the modules: sm2_generic, sm3_generic, sm4_generic
  arm64-specific: sha3-ce, sha512-ce, sm3-ce, sm4-ce
- commit e6b9e81
- supported.conf: Mark a few SM* chiper modules as supported (bsc#1197287)
  Mark supported for the modules: sm2_generic, sm3_generic, sm4_generic
  arm64-specific: sha3-ce, sha512-ce, sm3-ce, sm4-ce
- commit e6b9e81
- supported.conf: Mark a few SM* chiper modules as supported (bsc#1197287)
  Mark supported for the modules: sm2_generic, sm3_generic, sm4_generic
  arm64-specific: sha3-ce, sha512-ce, sm3-ce, sm4-ce
- commit e6b9e81
- supported.conf: Mark a few SM* chiper modules as supported (bsc#1197287)
  Mark supported for the modules: sm2_generic, sm3_generic, sm4_generic
  arm64-specific: sha3-ce, sha512-ce, sm3-ce, sm4-ce
- commit e6b9e81
- supported.conf: Mark a few SM* chiper modules as supported (bsc#1197287)
  Mark supported for the modules: sm2_generic, sm3_generic, sm4_generic

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Regular SLE15-SP4 kernel submission

- scripts/gitlog2changes: Fix parsing of GPG-signed commit
- commit a384f30

- fuse: handle kABI change in struct fuse_args (bsc#1197343
  CVE-2022-1011).
- fuse: fix pipe buffer lifetime for direct_io (bsc#1197343
  CVE-2022-1011).
- commit 879fc92

- Refresh
  patches.suse/bpf-Add-MEM_RDONLY-for-helper-args-that-are-pointers.patch
  Add info about context deviation from upstream.
- commit f8cba97

- Refresh
  patches.suse/bpf-Replace-PTR_TO_XXX_OR_NULL-with-PTR_TO_XXX-PTR_M.patch
  Add info about context deviation from upstream.
- commit 1d085d3

- Refresh
  patches.suse/bpf-Replace-RET_XXX_OR_NULL-with-RET_XXX-PTR_MAYBE_N.patch
  Add info about context deviation from upstream.
- commit e44090b

- Refresh
  patches.suse/bpf-Replace-ARG_XXX_OR_NULL-with-ARG_XXX-PTR_MAYBE_N.patch
  Add info about context deviation from upstream.
- commit da99102

- Refresh

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Regular weekly snapshot submission, Snapshot-202203-3.
Now with hard frozen kabi.

- Update kabi files.
  Update to reflect the changes from bpf CVE fixes.
- commit 993b084

- rpm: SC2006: Use $(...) notation instead of legacy backticked `...`.
- commit f0d0e90

- nvme-rdma: fix possible use-after-free in transport
  error_recovery work (bsc#1193787 bsc#1197146 bsc#1193554).
  Refresh:
   - patches.suse/0006-nvme-Implement-In-Band-authentication.patch
- nvme-tcp: fix possible use-after-free in transport
  error_recovery work (bsc#1193787 bsc#1197146 bsc#1193554).
  Refresh:
   - patches.suse/0006-nvme-Implement-In-Band-authentication.patch
- nvme: fix a possible use-after-free in controller reset during
  load (bsc#1193787 bsc#1197146 bsc#1193554).
- nvme-fabrics: ignore invalid fast_io_fail_tmo values
  (bsc#1193787 bsc#1197146 bsc#1193554).
- nvme-tcp: fix memory leak when freeing a queue (bsc#1193787
  bsc#1197146 bsc#1193554).
- nvme-tcp: validate R2T PDU in nvme_tcp_handle_r2t() (bsc#1193787
  bsc#1197146 bsc#1193554).
- blk-mq: don't free tags if the tag_set is used by other device
  in queue initialztion (bsc#1193787 bsc#1197146 bsc#1193554).
- commit 4ccb78c

- series: Resort entries
  The series is not sorted which makes qdoit unhappy. Sort it.
- commit ce701de

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Regular submission of SLE15-SP4 kernel.

This contains the fixes for CVE-2022-0001/CVE-2022-0002, but only
for x86.  The arm64 fixes are still missing.

- x86/speculation: Warn about eIBRS + LFENCE + Unprivileged eBPF +
  SMT (bsc#1191580 CVE-2022-0001 CVE-2022-0002).
- commit 0161c6c

- x86/speculation: Warn about Spectre v2 LFENCE mitigation
  (bsc#1191580 CVE-2022-0001 CVE-2022-0002).
- commit 8114d57

- x86/speculation: Use generic retpoline by default on AMD
  (bsc#1191580 CVE-2022-0001 CVE-2022-0002).
- commit e9a2f46

- x86/speculation: Include unprivileged eBPF status in Spectre v2
  mitigation reporting (bsc#1191580 CVE-2022-0001 CVE-2022-0002).
- commit 8400263

- Documentation/hw-vuln: Update spectre doc (bsc#1191580
  CVE-2022-0001 CVE-2022-0002).
- commit bc2948e

- x86/speculation: Add eIBRS + Retpoline options (bsc#1191580
  CVE-2022-0001 CVE-2022-0002).
- commit 6e19c5a

- x86/speculation: Rename RETPOLINE_AMD to RETPOLINE_LFENCE
  (bsc#1191580 CVE-2022-0001 CVE-2022-0002).
- commit 2a3d074

- drm/i915: Fix mbus join config lookup (git-fixes bsc#1193640).
- drm/i915: Fix dbuf slice config lookup (git-fixes bsc#1193640).

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Regular weekly kernmel submission, for Snapshot-202203-1.

- ibmvnic: Allow queueing resets during probe (bsc#1196516
  ltc#196391).
- ibmvnic: clear fop when retrying probe (bsc#1196516 ltc#196391).
- ibmvnic: init init_done_rc earlier (bsc#1196516 ltc#196391).
- ibmvnic: register netdev after init of adapter (bsc#1196516
  ltc#196391).
- ibmvnic: complete init_done on transport events (bsc#1196516
  ltc#196391).
- ibmvnic: define flush_reset_queue helper (bsc#1196516
  ltc#196391).
- ibmvnic: initialize rc before completing wait (bsc#1196516
  ltc#196391).
- ibmvnic: free reset-work-item when flushing (bsc#1196516
  ltc#196391).
- commit 0236fcc

- Update kabi files.
- commit c453b5c

- netfilter: nf_tables_offload: incorrect flow offload action
  array size (bsc#1196299 CVE-2022-25636).
- commit f8ec613

- mm/page_alloc: Do not prefetch buddies during bulk free
  (bnc#1193239,bnc#1193199,bnc#1193329).
- commit 40059fa

- nvme: expose cntrltype and dctype through sysfs (jsc#SLE-23643).
  Refresh:
   - patches.suse/0006-nvme-Implement-In-Band-authentication.patch

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Regular SLE15-SP4 kernel submission.

- arch/x86/mm/numa: Do not initialize nodes twice (bsc#1195752
  bsc#1196248).
- commit a9cb651

- powerpc/64s/hash: Make hash faults work in NMI context
  (bsc#1195655 ltc#1195655).
- commit 9801a29

- brcmfmac: firmware: Fix crash in brcm_alt_fw_path (bsc#1195501)
- commit 21498fa

- Update kabi files.
  Update after the nvme-fc map_queues callback addition.
- commit ba2de57

- Drop PCI xgene patch that caused a regression for mxl4 (bsc#1195352)
  Delete patches.suse/PCI-xgene-Fix-IB-window-setup.patch
  Also update blacklist
- commit dd99303

- nvme-fc: add support for ->map_queues (bsc#1195823).
- commit f890a27

- nvme-fabrics: fix state check in nvmf_ctlr_matches_baseopts() (bsc#1195012).
- commit 5a50415

- scsi: lpfc: Fix pt2pt NVMe PRLI reject LOGO loop (bsc#1189126).
- commit a0f28e5

- Move upstreamed sound fix into sorted section

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Public Beta submission of the SLE15-SP4 kernel.

- Refresh
  patches.suse/mm-page_alloc-Fetch-the-correct-pcp-buddy-during-bulk-free.patch.
- Refresh
  patches.suse/mm-page_alloc-Free-pages-in-a-single-pass-during-bulk-free.patch.
- Refresh
  patches.suse/mm-page_alloc-Limit-number-of-high-order-pages-on-PCP-during-bulk-free.patch.
- Refresh
  patches.suse/mm-page_alloc-Simplify-how-many-pages-are-selected-per-pcp-list-during-bulk-free.patch.
- Refresh
  patches.suse/mm-page_alloc-Track-range-of-active-PCP-lists-during-bulk-free.patch.
- commit 7ca072e

- sched/preempt: Tell about PREEMPT_DYNAMIC on kernel headers (bsc#1194889).
- commit 1c083dc

- mm/page_alloc: Limit number of high-order pages on PCP during
  bulk free (bnc#1193239,bnc#1193199,bnc#1193329).
- mm/page_alloc: Free pages in a single pass during bulk free
  (bnc#1193239,bnc#1193199,bnc#1193329).
- mm/page_alloc: Drain the requested list first during bulk free
  (bnc#1193239,bnc#1193199,bnc#1193329).
- mm/page_alloc: Simplify how many pages are selected per pcp
  list during bulk free (bnc#1193239,bnc#1193199,bnc#1193329).
- mm/page_alloc: Track range of active PCP lists during bulk free
  (bnc#1193239,bnc#1193199,bnc#1193329).
- mm/page_alloc: Fetch the correct pcp buddy during bulk free
  (bnc#1193239,bnc#1193199,bnc#1193329).
- commit a445f59

- mm/khugepaged: disable READ_ONLY_THP_FOR_FS (bsc#1195774).

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Renewed submission or SLE15-SP4 kernel with the constraints update

- constraints: Increase disk space for aarch64
- commit 3a81584

- KVM: s390: Return error on SIDA memop on normal guest
  (bsc#1195516 CVE-2022-0516).
- commit 3db2d99

- Update kabi files.
  update for the latest scheduler changes
- commit cd3c5e1

- sched/fair: Adjust the allowed NUMA imbalance when SD_NUMA
  spans multiple LLCs (bsc#1192120).
- sched/fair: Improve consistency of allowed NUMA balance
  calculations (bsc#1192120).
- commit 6c87519

- NFSv4: Handle case where the lookup of a directory fails
  (bsc#1195612 CVE-2022-24448).
- commit 3f047de

- cgroup-v1: Require capabilities to set release_agent
  (bsc#1195543 CVE-2022-0492).
- commit 80c2825

- Delete patches.suse/net-sched-disable-nolock-pfifo-fast.patch. (bsc#1187428)
  This patch was a temporary workaround for bsc#1183405 race condition.
  As SLE15-SP4 is based on 5.14 kernel which contains the upstream fix for
  the race condition, disabling lockless implementation of pfifo_fast is not
  actually needed.

• Files Changed
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Weekly snapshot submission. Fix s390x/zfcpdump build failure of
the supereded submission.

- tcp: Add a stub for sk_defer_free_flush() (bsc#1195400).
- commit 66984be

- mm: vmscan: remove deadlock due to throttling failing to make
  progress (bsc#1195357).
- commit 6096a6d

- KVM: SEV: Prohibit migration of a VM that has mirrors
  (bsc#1194526).
- KVM: SEV: Do COPY_ENC_CONTEXT_FROM with both VMs locked
  (bsc#1194526).
- KVM: SEV: Fix typo in and tweak name of cmd_allowed_from_miror()
  (bsc#1194526).
- KVM: SEV: Drop a redundant setting of sev->asid during
  initialization (bsc#1194526).
- KVM: SEV: Set sev_info.active after initial checks in
  sev_guest_init() (bsc#1194526).
- KVM: SEV: Disallow COPY_ENC_CONTEXT_FROM if target has created
  vCPUs (bsc#1194526).
- commit 806c843

- Update patch reference for radeon regression fix (bsc#1195142)
- commit bc75946

- spi: mediatek: Avoid NULL pointer crash in interrupt
  (git-fixes).
- spi: bcm-qspi: check for valid cs before applying chip select
  (git-fixes).
- spi: uniphier: fix reference count leak in uniphier_spi_probe()
  (git-fixes).

• Files Changed
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Weekly regular SLE15-SP4 kernel submission

- Update
  patches.suse/USB-gadget-detect-too-big-endpoint-0-requests.patch
  (bsc#1193802 CVE-2021-39685).
  Updated references for CVE that became known after the fix
  had been applied for other reasons
- commit 149a312

- Refresh patches.suse/powerpc-security-mitigation-patching.sh-Support-X-ta.patch.
- commit cc4f423

- ARM: 9170/1: fix panic when kasan and kprobe are enabled
  (git-fixes).
- commit ae5a8de

- net: bonding: fix bond_xmit_broadcast return value error bug
  (git-fixes).
- mlx5: Don't accidentally set RTO_ONLINK before
  mlx5e_route_lookup_ipv4_get() (git-fixes).
- libcxgb: Don't accidentally set RTO_ONLINK in cxgb_find_route()
  (git-fixes).
- RDMA/cxgb4: Set queue pair state when being queried (git-fixes).
- RDMA/rxe: Fix a typo in opcode name (git-fixes).
- RDMA/cma: Let cma_resolve_ib_dev() continue search even after
  empty entry (git-fixes).
- RDMA/core: Let ib_find_gid() continue search even after empty
  entry (git-fixes).
- RDMA/qedr: Fix reporting max_{send/recv}_wr attrs (git-fixes).
- RDMA/rxe: Remove the unnecessary variable (git-fixes).
- RDMA/uverbs: Remove the unnecessary assignment (git-fixes).
- RDMA/hns: Modify the mapping attribute of doorbell to device

• Files Changed
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The SLE15-SP4 Beta3 kernel submission.

- PCI: vmd: Do not disable MSI-X remapping if interrupt remapping
  is enabled by IOMMU (bsc#1194887).
- commit b96f35f

- livepatch/kabi: refresh and reenable kABI padding for future arm64 support
- commit c5ed388

- Reenabling kABI placeholders for generic fpga stuff
- commit b6c6ae1

- Reenabling kABI placeholders for generic crypto stuff
- commit e9350d4

- Reenabling kABI placeholders for the QAT crypto driver
- commit 1804445

- Refresh patches.suse/0001-kABI-more-hooks-for-PCI-changes.patch.
  Reenabling kABI placeholders for PCI stuff
- commit 6145d27

- Refresh patches.suse/0001-Thunderbolt-kABI-paddings-added.patch.
- Refresh
  patches.suse/0002-Add-a-void-suse_kabi_padding-placeholder-to-some-USB.patch.
- Delete patches.suse/0001-USB-fix-kABI-padding.patch.
  Reenabling the kABI placeholders for Type C stuff
- commit 297e89c

- powerpc/64s: Use EMIT_WARN_ENTRY for SRR debug warnings
  (bsc#1194869).
- powerpc/64s: Mask NIP before checking against SRR0

• Files Changed
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Revised kernel submission for SLE15-SP4.  Now this includes the
fix for adding "Provides: kernel-preempt" to kernel-default, so
that the migration would work better.

- Input: zinitix - make sure the IRQ is allocated before it gets
  enabled (git-fixes).
- Revert "drm/amdgpu: stop scheduler when calling hw_fini (v2)"
  (git-fixes).
- i2c: mpc: Avoid out of bounds memory access (git-fixes).
- power: reset: ltc2952: Fix use of floating point literals
  (git-fixes).
- power: supply: core: Break capacity loop (git-fixes).
- commit a4fc8b8

- x86/kvm: Add kexec support for SEV Live Migration (bsc#1194316).
- commit 984f004

- x86/kvm: Add guest support for detecting and enabling SEV Live
  Migration feature (bsc#1194316).
- Refresh
  patches.suse/0001-kvm-Reintroduce-nopvspin-kernel-parameter.patch.
- commit 339e71a

- EFI: Introduce the new AMD Memory Encryption GUID (bsc#1194316).
- mm: x86: Invoke hypercall when page encryption status is changed
  (bsc#1194316).
- x86/kvm: Add AMD SEV specific Hypercall3 (bsc#1194316).
- commit 9fae40a

- tee: handle lookup of shm with reference count 0 (bsc#1193767
  CVE-2021-44733).
- commit 9b249a9

- sched/fair: Prevent dead task groups from regaining cfs_rq's

• Files Changed
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A regular weekly submission of SLE15-SP4 kernel.

- x86/sev: Fix SEV-ES INS/OUTS instructions for word, dword,
  and qword (bsc#1190497).
- commit 8e47d62

- tty: hvc: replace BUG_ON() with negative return value
  (git-fixes).
- commit 64a2763

- xen/netfront: don't trust the backend response data blindly
  (git-fixes).
- commit 3d79f0a

- xen/netfront: disentangle tx_skb_freelist (git-fixes).
- commit 843455b

- xen/netfront: don't read data from request on the ring page
  (git-fixes).
- commit a7d9222

- xen/netfront: read response from backend only once (git-fixes).
- commit 7ac98d9

- xen/blkfront: don't trust the backend response data blindly
  (git-fixes).
- commit 8fa0a17

- xen/blkfront: don't take local copy of a request from the ring
  page (git-fixes).
- commit ff5aa10

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