Comment voir ce qui a changé dans les versions du noyau (changelog) dans CentOS/RHEL

Veuillez vérifier la solution suivante pour voir les modifications, les corrections de bogues et les améliorations de sécurité dans les versions du noyau.

Téléchargez la version du noyau via ULN ou yum.oracle.com et exécutez la commande « # rpm -qp –changelog [kernel rpm package] » afin de voir les changements dans les versions du noyau.

# rpm -qp --changelog [kernel rpm package]

Par exemple :

# rpm -qp --changelog kernel-uek-5.4.17-2136.302.6.1.el7uek.x86_64.rpm

* Tue Dec 14 2021 Brian Maly  [5.4.17-2136.302.6.1.el7uek]
- rds/ib: Use both iova and key in free_mr socket call (aru kolappan) [Orabug: 33667276]

* Fri Dec 03 2021 Sherry Yang  [5.4.17-2136.302.6.el7uek]
- Revert "fs: align IOCB_* flags with RWF_* flags" (Prasad Singamsetty) [Orabug: 33627551]

* Tue Nov 30 2021 Brian Maly  [5.4.17-2136.302.5.el7uek]
- Revert "drm: Initialize struct drm_crtc_state.no_vblank from device settings" (Somasundaram Krishnasamy) [Orabug: 33611832]
- Revert "drm/atomic-helper: reset vblank on crtc reset" (Somasundaram Krishnasamy) [Orabug: 33611832]
- net/mlx5: E-Switch, Support flow source for local vport (Hamdan Igbaria) [Orabug: 29444833]
- net/mlx5e: E-Switch, Specify flow_source for rule with no in_port (Jianbo Liu) [Orabug: 29444833]
- net/mlx5e: E-Switch, Add misc bit when misc fields changed for mirroring (Jianbo Liu) [Orabug: 29444833]
- uek-rpm: configs: disable CONFIG_READ_ONLY_THP_FOR_FS (Todd Vierling) [Orabug: 33538583]
- uek-rpm: Remove CONFIG_CC_HAS_WARN_MAYBE_UNINITIALIZED=y and CONFIG_CC_DISABLE_WARN_MAYBE_UNINITIALIZED=y for uek6/u3 (Sherry Yang)
[Orabug: 33580598]
- Stop the ad-hoc games with -Wno-maybe-initialized (Linus Torvalds) [Orabug: 33580598]
- x86/clear_page: add alternative for clear_page_clzero() (Ankur Arora) [Orabug: 33580824]
- x86/asm: add clzero based page clearing (Ankur Arora) [Orabug: 33580824]
- x86/cpu/amd: enable X86_FEATURE_NT_GOOD on all AMD Zen models (Ankur Arora) [Orabug: 33580824]
- uek-rpm: Add smartpqi driver module in ueknano kernel (Somasundaram Krishnasamy) [Orabug: 33596873]

* Mon Nov 22 2021 Sherry Yang  [5.4.17-2136.302.4.el7uek]
- KVM: nSVM: Copy vmcb12 nRIP field to vmcb02 (Maciej S. Szmigiero) [Orabug: 33590307]
- KVM: nSVM: Log nRIP of L1 and L2 guest VMCB in nested VMRUN tracepoint (Maciej S. Szmigiero) [Orabug: 33590307]
- KVM: nSVM: move nested vmrun tracepoint to enter_svm_guest_mode (Maxim Levitsky) [Orabug: 33590307]

* Sun Nov 21 2021 Brian Maly  [5.4.17-2136.302.3.el7uek]
- x86/platform/uv: Add uv_hub_info_s to UEK KABI (John Donnelly) [Orabug: 33397019]
- x86/platform/uv: Modify order of fields in uv_hub_info_s to avoid panic (Steve Wahl) [Orabug: 33397019]
- x86/platform/uv: Fix UV4 hub revision adjustment (Mike Travis) [Orabug: 33397019]
- x86/platform/uv: Fix copied UV5 output archtype (Mike Travis) [Orabug: 33397019]
- x86/platform/uv: Drop last traces of uv_flush_tlb_others (Jiri Slaby) [Orabug: 33397019]
- x86/tlb/uv: Add a forward declaration for struct flush_tlb_info (Borislav Petkov) [Orabug: 33397019]
- x86/platform/uv: Recognize UV5 hubless system identifier (Mike Travis) [Orabug: 33397019]
- x86/platform/uv: Remove spaces from OEM IDs (Mike Travis) [Orabug: 33397019]
- x86/platform/uv: Fix missing OEM_TABLE_ID (Mike Travis) [Orabug: 33397019]
- x86/platform/uv: Update Copyrights to conform to HPE standards (Mike Travis) [Orabug: 33397019]
- x86/platform/uv: Update for UV5 NMI MMR changes (Mike Travis) [Orabug: 33397019]
- x86/platform/uv: Update UV5 TSC checking (Mike Travis) [Orabug: 33397019]
- x86/platform/uv: Update node present counting (Mike Travis) [Orabug: 33397019]
- x86/platform/uv: Update UV5 MMR references in UV GRU (Mike Travis) [Orabug: 33397019]
- x86/platform/uv: Adjust GAM MMR references affected by UV5 updates (Mike Travis) [Orabug: 33397019]
- x86/platform/uv: Update MMIOH references based on new UV5 MMRs (Mike Travis) [Orabug: 33397019]
- x86/platform/uv: Add and decode Arch Type in UVsystab (Mike Travis) [Orabug: 33397019]
- x86/platform/uv: Add UV5 direct references (Mike Travis) [Orabug: 33397019]
- x86/platform/uv: Update UV MMRs for UV5 (Mike Travis) [Orabug: 33397019]
- arm64/bpf: remove 128MB limit for BPF JIT programs (Russell King) [Orabug: 33518795]
- kernfs: don't create a negative dentry if inactive node exists (Ian Kent) [Orabug: 33548753]
- kernfs: also call kernfs_set_rev() for positive dentry (Hou Tao) [Orabug: 33548753]
- kernfs: dont call d_splice_alias() under kernfs node lock (Ian Kent) [Orabug: 33548753]
- kernfs: use i_lock to protect concurrent inode updates (Ian Kent) [Orabug: 33548753]
- kernfs: switch kernfs to use an rwsem (Ian Kent) [Orabug: 33548753]
- kernfs: use VFS negative dentry caching (Ian Kent) [Orabug: 33548753]
- kernfs: add a revision to identify directory node changes (Ian Kent) [Orabug: 33548753]
- selftests: breakpoints: Fix a typo of function name (Masami Hiramatsu) [Orabug: 33577735]
- Revert "net/rds: Allocate pages on HCA NUMA nodeid" (Gerd Rausch) [Orabug: 33590962]
- Revert "net/rds: Allocate rds_ib_{incoming,frag}_slab on HCA NUMA nodeid" (Gerd Rausch) [Orabug: 33590962]
- Revert "net/rds: Use the same vector for send & receive" (Gerd Rausch) [Orabug: 33590962]
- Revert "net/rds: Get rid of tasklets" (Gerd Rausch) [Orabug: 33590962]
- Revert "net/rds: Put more CPU cores to work" (Gerd Rausch) [Orabug: 33590962]
- Revert "net/rds: Make workers use the designated CPU" (Gerd Rausch) [Orabug: 33590962]
- Revert "net/rds: Use the preferred_cpu in rds_queue_{,delayed}_work" (Gerd Rausch) [Orabug: 33590962]
- Revert "net/mlx5: Add new verb "ib_get_vector_irqn"" (Gerd Rausch) [Orabug: 33590962]
- Revert "net/rds: Add "preferred_cpu" option to "rds_rdma.ko"" (Gerd Rausch) [Orabug: 33590962]
- Revert "net/rds: Follow the observed CQ CPU affinity" (Gerd Rausch) [Orabug: 33590962]
- Revert "net/rds: Throttle check for CQ CPU affinity" (Gerd Rausch) [Orabug: 33590962]
- Revert "net/rds: Bring tasklets back for better latency" (Gerd Rausch) [Orabug: 33590962]
- Revert "IB/mlx4: Implement backend callback for "ib_get_vector_irqn"" (Gerd Rausch) [Orabug: 33590962]

* Mon Nov 15 2021 Brian Maly  [5.4.17-2136.302.2.el7uek]
- x86, sched: Treat Intel SNC topology as default, COD as exception (Alison Schofield) [Orabug: 32921559]
- x86/kernel: Convert to new CPU match macros (Thomas Gleixner) [Orabug: 32921559]
- net/mlx5: Disable mr_cache for SFs (Mikhael Goikhman) [Orabug: 33523558]
- xfs: punch out data fork delalloc blocks on COW writeback failure (Brian Foster) [Orabug: 33571340]
- scsi: core: Fix shost->cmd_per_lun calculation in scsi_add_host_with_dma() (Dexuan Cui) [Orabug: 33548142]
- scsi: core: Cap scsi_host cmd_per_lun at can_queue (John Garry) [Orabug: 33548142]
- uek-rpm: Enable CONFIG_CPU_FREQ_GOV_SCHEDUTIL for x86_64 kernels (Dave Kleikamp) [Orabug: 33564971]
.........

Si le noyau est installé sur le système, cette commande peut être utilisée « # rpm -q –changelog [installed-kernel] » pour voir l'historique des modifications.

# rpm -q --changelog [installed-kernel]

Par exemple :

# rpm -qa | grep uek
kernel-uek-4.14.35-1902.300.11.el7uek.x86_64

# rpm -q --changelog kernel-uek-4.14.35-1902.300.11.el7uek.x86_64 | more

* Tue Mar 17 2020 Somasundaram Krishnasamy  [4.14.35-1902.300.11.el7uek]
- uek-rpm: Make sure only embedded kernels lose the dependency on linux-firmware (Dave Kleikamp) [Orabug: 31044760]

* Tue Mar 10 2020 Somasundaram Krishnasamy  [4.14.35-1902.300.10.el7uek]
- xenbus: req->err should be updated before req->state (Dongli Zhang) [Orabug: 31009584]
- xenbus: req->body should be updated before req->state (Dongli Zhang) [Orabug: 31009584]
- xen: bypass the timer_irq_works() check for HVM (Dongli Zhang) [Orabug: 30998546]
- xfs: do async inactivation only when fs freezed (Junxiao Bi) [Orabug: 30995324]
- gfs2_meta: ->mount() can get NULL dev_name (Al Viro) [Orabug: 29410674]
- drivers/nvme: provide a module parameter for setting number of I/O queues (Shan Hai) [Orabug: 31002913]

* Tue Mar 03 2020 Somasundaram Krishnasamy  [4.14.35-1902.300.9.el7uek]
- genirq: Use rcu in kstat_irqs_usr() (Eric Dumazet) [Orabug: 30937708]
- rds: Cancel pending connections on connection request (Dag Moxnes) [Orabug: 30915240]
- driver: mmc: Configure flags for T96 pass B0 (Chandrakala Chavva) [Orabug: 30969935]
- mmc: octeontx2: Use flags for hardware differences (Aaron Williams) [Orabug: 30969935]
- octeontx2: mmc: Add tuning support for HS400 mode (Aaron Williams) [Orabug: 30969935]
- driver: mmc: octeontx2: Fix tuning for T96 C0 (Chandrakala Chavva) [Orabug: 30969935]
- mmc: speed limit for tx2-c0 (Sujeet Baranwal) [Orabug: 30969935]
- ib/core: Cancel fmr delayed_worker when in shutdown phase of reboot system (Hans Westgaard Ry) [Orabug: 30801408]
- Revert "printk: Default console logging level should be set to 4" (Cesar Roque) [Orabug: 30931819]
- Revert "printk: Default console logging level should be set to 4" (Cesar Roque) [Orabug: 30931819]
- xfs: Fix deadlock between AGI and AGF with RENAME_WHITEOUT (kaixuxia) [Orabug: 30902188]
- uek-rpm: mips64: Add missing crypto options to support FIPS (Dave Kleikamp) [Orabug: 30957715]
.........