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2023-02-09Merge back cpufreq material for 6.3-rc1.Rafael J. Wysocki
2023-02-09Merge tag 'net-6.2-rc8' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net Pull networking fixes from Paolo Abeni: "Including fixes from can and ipsec subtrees. Current release - regressions: - sched: fix off by one in htb_activate_prios() - eth: mana: fix accessing freed irq affinity_hint - eth: ice: fix out-of-bounds KASAN warning in virtchnl Current release - new code bugs: - eth: mtk_eth_soc: enable special tag when any MAC uses DSA Previous releases - always broken: - core: fix sk->sk_txrehash default - neigh: make sure used and confirmed times are valid - mptcp: be careful on subflow status propagation on errors - xfrm: prevent potential spectre v1 gadget in xfrm_xlate32_attr() - phylink: move phy_device_free() to correctly release phy device - eth: mlx5: - fix crash unsetting rx-vlan-filter in switchdev mode - fix hang on firmware reset - serialize module cleanup with reload and remove" * tag 'net-6.2-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (57 commits) selftests: forwarding: lib: quote the sysctl values net: mscc: ocelot: fix all IPv6 getting trapped to CPU when PTP timestamping is used rds: rds_rm_zerocopy_callback() use list_first_entry() net: txgbe: Update support email address selftests: Fix failing VXLAN VNI filtering test selftests: mptcp: stop tests earlier selftests: mptcp: allow more slack for slow test-case mptcp: be careful on subflow status propagation on errors mptcp: fix locking for in-kernel listener creation mptcp: fix locking for setsockopt corner-case mptcp: do not wait for bare sockets' timeout net: ethernet: mtk_eth_soc: fix DSA TX tag hwaccel for switch port 0 nfp: ethtool: fix the bug of setting unsupported port speed txhash: fix sk->sk_txrehash default net: ethernet: mtk_eth_soc: fix wrong parameters order in __xdp_rxq_info_reg() net: ethernet: mtk_eth_soc: enable special tag when any MAC uses DSA net: sched: sch: Fix off by one in htb_activate_prios() igc: Add ndo_tx_timeout support net: mana: Fix accessing freed irq affinity_hint hv_netvsc: Allocate memory in netvsc_dma_map() with GFP_ATOMIC ...
2023-02-09Merge tag 'for-linus-2023020901' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid Pull HID fixes from Benjamin Tissoires: - fix potential infinite loop with a badly crafted HID device (Xin Zhao) - fix regression from 6.1 in USB logitech devices potentially making their mouse wheel not working (Bastien Nocera) - clean up in AMD sensors, which fixes a long time resume bug (Mario Limonciello) - few device small fixes and quirks * tag 'for-linus-2023020901' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid: HID: Ignore battery for ELAN touchscreen 29DF on HP HID: amd_sfh: if no sensors are enabled, clean up HID: logitech: Disable hi-res scrolling on USB HID: core: Fix deadloop in hid_apply_multiplier. HID: Ignore battery for Elan touchscreen on Asus TP420IA HID: elecom: add support for TrackBall 056E:011C
2023-02-09Merge tag '6.2-rc8-smb3-client-fix' of git://git.samba.org/sfrench/cifs-2.6Linus Torvalds
Pull cifx fix from Steve French: "Small fix for use after free" * tag '6.2-rc8-smb3-client-fix' of git://git.samba.org/sfrench/cifs-2.6: cifs: Fix use-after-free in rdata->read_into_pages()
2023-02-09block: make kobj_type structures constantThomas Weißschuh
Since commit ee6d3dd4ed48 ("driver core: make kobj_type constant.") the driver core allows the usage of const struct kobj_type. Take advantage of this to constify the structure definitions to prevent modification at runtime. Signed-off-by: Thomas Weißschuh <linux@weissschuh.net> Link: https://lore.kernel.org/r/20230208-kobj_type-block-v1-1-0b3eafd7d983@weissschuh.net Signed-off-by: Jens Axboe <axboe@kernel.dk>
2023-02-09btrfs: free device in btrfs_close_devices for a single device filesystemAnand Jain
We have this check to make sure we don't accidentally add older devices that may have disappeared and re-appeared with an older generation from being added to an fs_devices (such as a replace source device). This makes sense, we don't want stale disks in our file system. However for single disks this doesn't really make sense. I've seen this in testing, but I was provided a reproducer from a project that builds btrfs images on loopback devices. The loopback device gets cached with the new generation, and then if it is re-used to generate a new file system we'll fail to mount it because the new fs is "older" than what we have in cache. Fix this by freeing the cache when closing the device for a single device filesystem. This will ensure that the mount command passed device path is scanned successfully during the next mount. CC: stable@vger.kernel.org # 5.10+ Reported-by: Daan De Meyer <daandemeyer@fb.com> Signed-off-by: Josef Bacik <josef@toxicpanda.com> Signed-off-by: Anand Jain <anand.jain@oracle.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
2023-02-09btrfs: lock the inode in shared mode before starting fiemapFilipe Manana
Currently fiemap does not take the inode's lock (VFS lock), it only locks a file range in the inode's io tree. This however can lead to a deadlock if we have a concurrent fsync on the file and fiemap code triggers a fault when accessing the user space buffer with fiemap_fill_next_extent(). The deadlock happens on the inode's i_mmap_lock semaphore, which is taken both by fsync and btrfs_page_mkwrite(). This deadlock was recently reported by syzbot and triggers a trace like the following: task:syz-executor361 state:D stack:20264 pid:5668 ppid:5119 flags:0x00004004 Call Trace: <TASK> context_switch kernel/sched/core.c:5293 [inline] __schedule+0x995/0xe20 kernel/sched/core.c:6606 schedule+0xcb/0x190 kernel/sched/core.c:6682 wait_on_state fs/btrfs/extent-io-tree.c:707 [inline] wait_extent_bit+0x577/0x6f0 fs/btrfs/extent-io-tree.c:751 lock_extent+0x1c2/0x280 fs/btrfs/extent-io-tree.c:1742 find_lock_delalloc_range+0x4e6/0x9c0 fs/btrfs/extent_io.c:488 writepage_delalloc+0x1ef/0x540 fs/btrfs/extent_io.c:1863 __extent_writepage+0x736/0x14e0 fs/btrfs/extent_io.c:2174 extent_write_cache_pages+0x983/0x1220 fs/btrfs/extent_io.c:3091 extent_writepages+0x219/0x540 fs/btrfs/extent_io.c:3211 do_writepages+0x3c3/0x680 mm/page-writeback.c:2581 filemap_fdatawrite_wbc+0x11e/0x170 mm/filemap.c:388 __filemap_fdatawrite_range mm/filemap.c:421 [inline] filemap_fdatawrite_range+0x175/0x200 mm/filemap.c:439 btrfs_fdatawrite_range fs/btrfs/file.c:3850 [inline] start_ordered_ops fs/btrfs/file.c:1737 [inline] btrfs_sync_file+0x4ff/0x1190 fs/btrfs/file.c:1839 generic_write_sync include/linux/fs.h:2885 [inline] btrfs_do_write_iter+0xcd3/0x1280 fs/btrfs/file.c:1684 call_write_iter include/linux/fs.h:2189 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x7dc/0xc50 fs/read_write.c:584 ksys_write+0x177/0x2a0 fs/read_write.c:637 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f7d4054e9b9 RSP: 002b:00007f7d404fa2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f7d405d87a0 RCX: 00007f7d4054e9b9 RDX: 0000000000000090 RSI: 0000000020000000 RDI: 0000000000000006 RBP: 00007f7d405a51d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 61635f65646f6e69 R13: 65646f7475616f6e R14: 7261637369646f6e R15: 00007f7d405d87a8 </TASK> INFO: task syz-executor361:5697 blocked for more than 145 seconds. Not tainted 6.2.0-rc3-syzkaller-00376-g7c6984405241 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor361 state:D stack:21216 pid:5697 ppid:5119 flags:0x00004004 Call Trace: <TASK> context_switch kernel/sched/core.c:5293 [inline] __schedule+0x995/0xe20 kernel/sched/core.c:6606 schedule+0xcb/0x190 kernel/sched/core.c:6682 rwsem_down_read_slowpath+0x5f9/0x930 kernel/locking/rwsem.c:1095 __down_read_common+0x54/0x2a0 kernel/locking/rwsem.c:1260 btrfs_page_mkwrite+0x417/0xc80 fs/btrfs/inode.c:8526 do_page_mkwrite+0x19e/0x5e0 mm/memory.c:2947 wp_page_shared+0x15e/0x380 mm/memory.c:3295 handle_pte_fault mm/memory.c:4949 [inline] __handle_mm_fault mm/memory.c:5073 [inline] handle_mm_fault+0x1b79/0x26b0 mm/memory.c:5219 do_user_addr_fault+0x69b/0xcb0 arch/x86/mm/fault.c:1428 handle_page_fault arch/x86/mm/fault.c:1519 [inline] exc_page_fault+0x7a/0x110 arch/x86/mm/fault.c:1575 asm_exc_page_fault+0x22/0x30 arch/x86/include/asm/idtentry.h:570 RIP: 0010:copy_user_short_string+0xd/0x40 arch/x86/lib/copy_user_64.S:233 Code: 74 0a 89 (...) RSP: 0018:ffffc9000570f330 EFLAGS: 00050202 RAX: ffffffff843e6601 RBX: 00007fffffffefc8 RCX: 0000000000000007 RDX: 0000000000000000 RSI: ffffc9000570f3e0 RDI: 0000000020000120 RBP: ffffc9000570f490 R08: 0000000000000000 R09: fffff52000ae1e83 R10: fffff52000ae1e83 R11: 1ffff92000ae1e7c R12: 0000000000000038 R13: ffffc9000570f3e0 R14: 0000000020000120 R15: ffffc9000570f3e0 copy_user_generic arch/x86/include/asm/uaccess_64.h:37 [inline] raw_copy_to_user arch/x86/include/asm/uaccess_64.h:58 [inline] _copy_to_user+0xe9/0x130 lib/usercopy.c:34 copy_to_user include/linux/uaccess.h:169 [inline] fiemap_fill_next_extent+0x22e/0x410 fs/ioctl.c:144 emit_fiemap_extent+0x22d/0x3c0 fs/btrfs/extent_io.c:3458 fiemap_process_hole+0xa00/0xad0 fs/btrfs/extent_io.c:3716 extent_fiemap+0xe27/0x2100 fs/btrfs/extent_io.c:3922 btrfs_fiemap+0x172/0x1e0 fs/btrfs/inode.c:8209 ioctl_fiemap fs/ioctl.c:219 [inline] do_vfs_ioctl+0x185b/0x2980 fs/ioctl.c:810 __do_sys_ioctl fs/ioctl.c:868 [inline] __se_sys_ioctl+0x83/0x170 fs/ioctl.c:856 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f7d4054e9b9 RSP: 002b:00007f7d390d92f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f7d405d87b0 RCX: 00007f7d4054e9b9 RDX: 0000000020000100 RSI: 00000000c020660b RDI: 0000000000000005 RBP: 00007f7d405a51d0 R08: 00007f7d390d9700 R09: 0000000000000000 R10: 00007f7d390d9700 R11: 0000000000000246 R12: 61635f65646f6e69 R13: 65646f7475616f6e R14: 7261637369646f6e R15: 00007f7d405d87b8 </TASK> What happens is the following: 1) Task A is doing an fsync, enters btrfs_sync_file() and flushes delalloc before locking the inode and the i_mmap_lock semaphore, that is, before calling btrfs_inode_lock(); 2) After task A flushes delalloc and before it calls btrfs_inode_lock(), another task dirties a page; 3) Task B starts a fiemap without FIEMAP_FLAG_SYNC, so the page dirtied at step 2 remains dirty and unflushed. Then when it enters extent_fiemap() and it locks a file range that includes the range of the page dirtied in step 2; 4) Task A calls btrfs_inode_lock() and locks the inode (VFS lock) and the inode's i_mmap_lock semaphore in write mode. Then it tries to flush delalloc by calling start_ordered_ops(), which will block, at find_lock_delalloc_range(), when trying to lock the range of the page dirtied at step 2, since this range was locked by the fiemap task (at step 3); 5) Task B generates a page fault when accessing the user space fiemap buffer with a call to fiemap_fill_next_extent(). The fault handler needs to call btrfs_page_mkwrite() for some other page of our inode, and there we deadlock when trying to lock the inode's i_mmap_lock semaphore in read mode, since the fsync task locked it in write mode (step 4) and the fsync task can not progress because it's waiting to lock a file range that is currently locked by us (the fiemap task, step 3). Fix this by taking the inode's lock (VFS lock) in shared mode when entering fiemap. This effectively serializes fiemap with fsync (except the most expensive part of fsync, the log sync), preventing this deadlock. Reported-by: syzbot+cc35f55c41e34c30dcb5@syzkaller.appspotmail.com Link: https://lore.kernel.org/linux-btrfs/00000000000032dc7305f2a66f46@google.com/ CC: stable@vger.kernel.org # 6.1+ Reviewed-by: Josef Bacik <josef@toxicpanda.com> Signed-off-by: Filipe Manana <fdmanana@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
2023-02-09Revert "drm/amd/display: disable S/G display on DCN 3.1.5"Alex Deucher
This reverts commit 3cc67fe1b3aa1ac4720e002f2aa2d08c9199a584. Some users have reported flickerng with S/G display. We've tried extensively to reproduce and debug the issue on a wide variety of platform configurations (DRAM bandwidth, etc.) and a variety of monitors, but so far have not been able to. We disabled S/G display on a number of platforms to address this but that leads to failure to pin framebuffers errors and blank displays when there is memory pressure or no displays at all on systems with limited carveout (e.g., Chromebooks). We have a parameter to disable this as a debugging option as a way for users to disable this, depending on their use case, and for us to help debug this further. Having this enabled seems like the lesser of to evils. Reviewed-by: Harry Wentland <harry.wentland@amd.com> Acked-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-02-09Revert "drm/amd/display: disable S/G display on DCN 2.1.0"Alex Deucher
This reverts commit 2404f9b0ea0153c3fddb0c4d7a43869dc8608f6f. Some users have reported flickerng with S/G display. We've tried extensively to reproduce and debug the issue on a wide variety of platform configurations (DRAM bandwidth, etc.) and a variety of monitors, but so far have not been able to. We disabled S/G display on a number of platforms to address this but that leads to failure to pin framebuffers errors and blank displays when there is memory pressure or no displays at all on systems with limited carveout (e.g., Chromebooks). We have a parameter to disable this as a debugging option as a way for users to disable this, depending on their use case, and for us to help debug this further. Having this enabled seems like the lesser of to evils. Reviewed-by: Harry Wentland <harry.wentland@amd.com> Acked-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-02-09Revert "drm/amd/display: disable S/G display on DCN 3.1.2/3"Alex Deucher
This reverts commit f081cd4ca2658752a8c0e2353d50aec80d07c65f. Some users have reported flickerng with S/G display. We've tried extensively to reproduce and debug the issue on a wide variety of platform configurations (DRAM bandwidth, etc.) and a variety of monitors, but so far have not been able to. We disabled S/G display on a number of platforms to address this but that leads to failure to pin framebuffers errors and blank displays when there is memory pressure or no displays at all on systems with limited carveout (e.g., Chromebooks). We have a parameter to disable this as a debugging option as a way for users to disable this, depending on their use case, and for us to help debug this further. Having this enabled seems like the lesser of to evils. Reviewed-by: Harry Wentland <harry.wentland@amd.com> Acked-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-02-09drm/amdgpu: add S/G display parameterAlex Deucher
Some users have reported flickerng with S/G display. We've tried extensively to reproduce and debug the issue on a wide variety of platform configurations (DRAM bandwidth, etc.) and a variety of monitors, but so far have not been able to. We disabled S/G display on a number of platforms to address this but that leads to failure to pin framebuffers errors and blank displays when there is memory pressure or no displays at all on systems with limited carveout (e.g., Chromebooks). Add a option to disable this as a debugging option as a way for users to disable this, depending on their use case, and for us to help debug this further. v2: fix typo Reviewed-by: Harry Wentland <harry.wentland@amd.com> Acked-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-02-09Merge tag 'nvme-6.2-2023-02-09' of git://git.infradead.org/nvme into block-6.2Jens Axboe
Pull NVMe fix from Christoph: "nvme fixes for Linux 6.2 - fix a static checker warning for a variable introduces in the last pull request (Tom Rix)" * tag 'nvme-6.2-2023-02-09' of git://git.infradead.org/nvme: nvme-auth: mark nvme_auth_wq static
2023-02-09block: Merge bio before checking ->cached_rqXiao Ni
It checks if plug->cached_rq is empty before merging bio. But the merge action doesn't have relationship with plug->cached_rq, it trys to merge bio with requests within plug->mq_list. Now it checks if ->cached_rq is empty before merging bio. If it's empty, it will miss the merge chances. So move the merge function before checking ->cached_rq. Signed-off-by: Xiao Ni <xni@redhat.com> Reviewed-by: Ming Lei <ming.lei@redhat.com> Link: https://lore.kernel.org/r/20230209031930.27354-1-xni@redhat.com Signed-off-by: Jens Axboe <axboe@kernel.dk>
2023-02-09Revert "blk-cgroup: simplify blkg freeing from initialization failure paths"Christoph Hellwig
It turns out this was too soon. blkg_conf_prep does to funky locking games with the queue lock for this to work properly. This reverts commit 27b642b07a4a5eb44dffa94a5171ce468bdc46f9. Reported-by: Dan Carpenter <error27@gmail.com> Signed-off-by: Christoph Hellwig <hch@lst.de> Link: https://lore.kernel.org/r/20230209053523.437927-1-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2023-02-09blk-cgroup: delay calling blkcg_exit_disk until disk_releaseChristoph Hellwig
While del_gendisk ensures there is no outstanding I/O on the queue, it can't prevent block layer users from building new I/O. This leads to a NULL ->root_blkg reference in bio_associate_blkg when allocating a new bio on a shut down file system. Delay freeing the blk-cgroup subsystems from del_gendisk until disk_release to make sure the blkg and throttle information is still avaіlable for bio submitters, even if those bios will immediately fail. This now can cause a case where disk_release is called on a disk that hasn't been added. That's mostly harmless, except for a case in blk_throttl_exit that now needs to check for a NULL ->td pointer. Fixes: 178fa7d49815 ("blk-cgroup: delay blk-cgroup initialization until add_disk") Reported-by: Ming Lei <ming.lei@redhat.com> Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Ming Lei <ming.lei@redhat.com> Link: https://lore.kernel.org/r/20230208063514.171485-1-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2023-02-09EDAC/amd64: Remove early_channel_count()Yazen Ghannam
The early_channel_count() function seems to have been useful in the past for knowing how many EDAC mci structures to populate. However, this is no longer needed as the maximum channel count for a system is used instead. Remove the early_channel_count() helper functions and related code. Use the size of the channel layer when iterating over channel structures. Signed-off-by: Yazen Ghannam <yazen.ghannam@amd.com> Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de> Link: https://lore.kernel.org/r/20230127170419.1824692-6-yazen.ghannam@amd.com
2023-02-09EDAC/amd64: Remove PCI Function 0Yazen Ghannam
PCI Function 0 is used on Family 17h and later only to read the "dhar" value. This value is printed and provided through a module-specific debug sysfs file. The value is not used for any Family 17h and later code, and it does not have any apparent debug value on these systems. Remove "dhar", Function 0 PCI IDs, and all related code. Signed-off-by: Yazen Ghannam <yazen.ghannam@amd.com> Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de> Link: https://lore.kernel.org/r/20230127170419.1824692-5-yazen.ghannam@amd.com
2023-02-09Merge tag 'at91-dt-6.3-2' of ↵Arnd Bergmann
https://git.kernel.org/pub/scm/linux/kernel/git/at91/linux into arm/dt AT91 device tree updates for 6.3 #2 It contains: - cleanups arround flexcom nodes on SAM9X60 SoC as follows: - preserve same ID for flexcoms and the embedded nodes (e.g. flx4 will embed uart4, spi4, i2c4 but not e.g. uart1, spi2, i2c3); - SoC specific bindings were moved from board specific file to SoC specific file - DMA bindings for all flexcom nodes were added - SoC file was filled with missing flexcom nodes - new SAM9X60 Curiosity board that contains 1 uSDcard interface, 1 SDcard interface, 1 USB device interface, 2 USB Type-A interfaces, 2 CAN interfaces, 1 10/100 Ethernet interface, 1 LCD RGB666 interface, 1 Gb DDR2, 4 Gb NAND Flash, 2Kb EEPROM, leds, button, power regulators, UART and JTAG connectors * tag 'at91-dt-6.3-2' of https://git.kernel.org/pub/scm/linux/kernel/git/at91/linux: ARM: dts: at91: sam9x60_curiosity: Add device tree for sam9x60 curiosity board dt-bindings: arm: at91: Add info on sam9x60 curiosity ARM: dts: at91: sam9x60: Add missing flexcom definitions ARM: dts: at91: sam9x60: Add DMA bindings for the flexcom nodes ARM: dts: at91: sam9x60: Specify the FIFO size for the Flexcom UART ARM: dts: at91: sam9x60: fix spi4 node ARM: dts: at91: sam9x60: move flexcom definitions ARM: dts: at91: sam9x60: Fix the label numbering for the flexcom functions Link: https://lore.kernel.org/r/20230209084930.289721-1-claudiu.beznea@microchip.com Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2023-02-09arm64: dts: uniphier: Fix property name in PXs3 USB nodeKunihiko Hayashi
The property "snps,usb2_gadget_lpm_disable" is wrong. It should be fixed to "snps,usb2-gadget-lpm-disable". Cc: stable@vger.kernel.org Fixes: 19fee1a1096d ("arm64: dts: uniphier: Add USB-device support for PXs3 reference board") Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com> Link: https://lore.kernel.org/r/20230207021429.28925-1-hayashi.kunihiko@socionext.com Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2023-02-09arm64: dts: uniphier: Add syscon-uhs-mode to SD nodeKunihiko Hayashi
Add sociopnext,syscon-uhs-mode prpperty to the SD node to refer the handle of the control logic node. Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com> Link: https://lore.kernel.org/r/20230207023514.29783-9-hayashi.kunihiko@socionext.com Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2023-02-09arm64: dts: uniphier: Add syscon compatible string to soc-glue-debugKunihiko Hayashi
Add "syscon" compatible string to the nodes for soc-glue-debug according to the DT schema. Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com> Link: https://lore.kernel.org/r/20230207023514.29783-8-hayashi.kunihiko@socionext.com Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2023-02-09arm64: dts: uniphier: Add missing reg properties for glue layer nodesKunihiko Hayashi
The nodes for some glue layers don't include necessary reg properties. Add the properties according to the DT schema. Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com> Link: https://lore.kernel.org/r/20230207023514.29783-7-hayashi.kunihiko@socionext.com Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2023-02-09arm64: dts: uniphier: Align node names for SoC-dependent controller and PHYs ↵Kunihiko Hayashi
with bindings The node names for SoC-dependent controllers and PHYs should be generic ones according to the DT schemas. Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com> Link: https://lore.kernel.org/r/20230207023514.29783-6-hayashi.kunihiko@socionext.com Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2023-02-09ARM: dts: uniphier: Add syscon-uhs-mode to SD nodeKunihiko Hayashi
Add sociopnext,syscon-uhs-mode prpperty to the SD node to refer the handle of the control logic node. Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com> Link: https://lore.kernel.org/r/20230207023514.29783-5-hayashi.kunihiko@socionext.com Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2023-02-09ARM: dts: uniphier: Add syscon compatible string to soc-glue-debugKunihiko Hayashi
Add "syscon" compatible string to the nodes for soc-glue-debug according to the DT schema. Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com> Link: https://lore.kernel.org/r/20230207023514.29783-4-hayashi.kunihiko@socionext.com Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2023-02-09ARM: dts: uniphier: Add missing reg properties for glue layerKunihiko Hayashi
The nodes for glue layers should include "reg" property. Add the property according to the DT schema. Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com> Link: https://lore.kernel.org/r/20230207023514.29783-3-hayashi.kunihiko@socionext.com Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2023-02-09ARM: dts: uniphier: Align node names for SoC-dependent controller and PHYs ↵Kunihiko Hayashi
with bindings The node names for SoC-dependent controllers and PHYs should be generic ones according to the DT schemas. Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com> Link: https://lore.kernel.org/r/20230207023514.29783-2-hayashi.kunihiko@socionext.com Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2023-02-09Merge tag 'aspeed-6.3-devicetree' of ↵Arnd Bergmann
git://git.kernel.org/pub/scm/linux/kernel/git/joel/bmc into arm/dt ASPEED device tree updates for 6.3 - New machines * Ufispace NCPLite AST2600 BMC * Facebook Greatlakes AST2600 BMC - Updates for ethanolx, bletchley and tyan s8036 * tag 'aspeed-6.3-devicetree' of git://git.kernel.org/pub/scm/linux/kernel/git/joel/bmc: ARM: dts: aspeed: p10bmc: Enable UART2 ARM: dts: aspeed: Add device tree for Ufispace NCPLite BMC dt-bindings: arm: aspeed: document Ufispace NCPLite BMC dt-bindings: vendor-prefixes: Add prefix for Ufi Space arm: dts: aspeed: tyan s8036: Enable kcs interrupts ARM: dts: aspeed: bletchley: Enable wdtrst1 ARM: dts: aspeed: bletchley: Rename flash1 label ARM: dts: aspeed: ethanolx: Add BIOS flash chip ARM: dts: aspeed: ethanolx: Enable CTS/RTS pins on UART1 ARM: dts: aspeed: ethanolx: Add label for the master partition ARM: dts: aspeed: ethanolx: Correct EEPROM device name ARM: dts: aspeed: ethanolx: Enable VUART ARM: dts: aspeed: greatlakes: Add Facebook greatlakes (AST2600) BMC dt-bindings: arm: aspeed: add Facebook Greatlakes board Link: https://lore.kernel.org/r/CACPK8XdbffU5yRSZF-zR2xv-+6aJK+hEXP8TOkW=SvS+nNTGxg@mail.gmail.com Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2023-02-09usb: core: add quirk for Alcor Link AK9563 smartcard readerMark Pearson
The Alcor Link AK9563 smartcard reader used on some Lenovo platforms doesn't work. If LPM is enabled the reader will provide an invalid usb config descriptor. Added quirk to disable LPM. Verified fix on Lenovo P16 G1 and T14 G3 Tested-by: Miroslav Zatko <mzatko@mirexoft.com> Tested-by: Dennis Wassenberg <dennis.wassenberg@secunet.com> Cc: stable@vger.kernel.org Signed-off-by: Dennis Wassenberg <dennis.wassenberg@secunet.com> Signed-off-by: Mark Pearson <mpearson-lenovo@squebb.ca> Link: https://lore.kernel.org/r/20230208181223.1092654-1-mpearson-lenovo@squebb.ca Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-02-09usb: typec: altmodes/displayport: Fix probe pin assign checkPrashant Malani
While checking Pin Assignments of the port and partner during probe, we don't take into account whether the peripheral is a plug or receptacle. This manifests itself in a mode entry failure on certain docks and dongles with captive cables. For instance, the Startech.com Type-C to DP dongle (Model #CDP2DP) advertises its DP VDO as 0x405. This would fail the Pin Assignment compatibility check, despite it supporting Pin Assignment C as a UFP. Update the check to use the correct DP Pin Assign macros that take the peripheral's receptacle bit into account. Fixes: c1e5c2f0cb8a ("usb: typec: altmodes/displayport: correct pin assignment for UFP receptacles") Cc: stable@vger.kernel.org Reported-by: Diana Zigterman <dzigterman@chromium.org> Signed-off-by: Prashant Malani <pmalani@chromium.org> Link: https://lore.kernel.org/r/20230208205318.131385-1-pmalani@chromium.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-02-09Revert "usb: gadget: u_ether: Do not make UDC parent of the net device"Paul Cercueil
This reverts commit 321b59870f850a10dbb211ecd2bd87b41497ea6f. This commit broke USB networking on Ingenic SoCs and maybe elsewhere. The actual reason is unknown; and while a proper fix would be better, we're sitting at -rc7 now, so a revert is justified - and we can work on re-introducing this change for 6.3. Fixes: 321b59870f85 ("usb: gadget: u_ether: Do not make UDC parent of the net device") Signed-off-by: Paul Cercueil <paul@crapouillou.net> Acked-by: Sascha Hauer <s.hauer@pengutronix.de> Link: https://lore.kernel.org/r/20230209105626.10597-1-paul@crapouillou.net Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-02-09ARM: dts: exynos: correct max98090 DAI argument in SnowKrzysztof Kozlowski
The max98090 has only one DAI and does not take argument to DAI phandles: exynos5250-snow-rev5.dtb: audio-codec@10: #sound-dai-cells:0:0: 0 was expected Tested-by: Marek Szyprowski <m.szyprowski@samsung.com> Link: https://lore.kernel.org/r/20230208160424.371678-1-krzysztof.kozlowski@linaro.org Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
2023-02-09arm64: efi: Force the use of SetVirtualAddressMap() on eMAG and Altra Max ↵Darren Hart
machines Commit 550b33cfd445 ("arm64: efi: Force the use of SetVirtualAddressMap() on Altra machines") identifies the Altra family via the family field in the type#1 SMBIOS record. eMAG and Altra Max machines are similarly affected but not detected with the strict strcmp test. The type1_family smbios string is not an entirely reliable means of identifying systems with this issue as OEMs can, and do, use their own strings for these fields. However, until we have a better solution, capture the bulk of these systems by adding strcmp matching for "eMAG" and "Altra Max". Fixes: 550b33cfd445 ("arm64: efi: Force the use of SetVirtualAddressMap() on Altra machines") Cc: <stable@vger.kernel.org> # 6.1.x Cc: Alexandru Elisei <alexandru.elisei@gmail.com> Signed-off-by: Darren Hart <darren@os.amperecomputing.com> Tested-by: Justin He <justin.he@arm.com> Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
2023-02-09ARM: dts: s5pv210: add "gpios" suffix to wlf,ldo1ena on AriesKrzysztof Kozlowski
The GPIOs properties should end with "gpios" suffix and Linux gpiolib already handles both names, so switch to preferred one. Link: https://lore.kernel.org/r/20230208172634.404452-3-krzysztof.kozlowski@linaro.org Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
2023-02-09ARM: dts: exynos: add "gpios" suffix to wlf,ldo1ena on ArndaleKrzysztof Kozlowski
The GPIOs properties should end with "gpios" suffix and Linux gpiolib already handles both names, so switch to preferred one. Link: https://lore.kernel.org/r/20230208172634.404452-2-krzysztof.kozlowski@linaro.org Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
2023-02-09ARM: dts: exynos: add "gpios" suffix to wlf,ldo1ena on MidasKrzysztof Kozlowski
The GPIOs properties should end with "gpios" suffix and Linux gpiolib already handles both names, so switch to preferred one. While touching the lines, replace open-coded GPIO_ACTIVE_HIGH flag. Tested-by: Henrik Grimler <henrik@grimler.se> Link: https://lore.kernel.org/r/20230208172634.404452-1-krzysztof.kozlowski@linaro.org Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
2023-02-09ARM: dts: exynos: correct SPI nor compatible in SMDK5250Krzysztof Kozlowski
SPI NOR flash compatible should come with generic jedec,spi-nor fallback and proper vendor prefix: exynos5250-smdk5250.dtb: /soc/spi@12d30000/flash@0: failed to match any schema with compatible: ['w25x80'] Link: https://lore.kernel.org/r/20230208164942.387390-2-krzysztof.kozlowski@linaro.org Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
2023-02-09ARM: dts: exynos: correct SPI nor compatible in SMDKv310Krzysztof Kozlowski
SPI NOR flash compatible should come with generic jedec,spi-nor fallback and proper vendor prefix: exynos4210-smdkv310.dtb: /soc/spi@13940000/flash@0: failed to match any schema with compatible: ['w25x80'] Link: https://lore.kernel.org/r/20230208164942.387390-1-krzysztof.kozlowski@linaro.org Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
2023-02-09ARM: dts: exynos: move I2C10 out of soc node on ArndaleKrzysztof Kozlowski
I2C10 is represented as i2c-gpio device, thus it is not really a part of soc MMIO bus: exynos5250-arndale.dtb: soc: i2c-10: {'pinctrl-names': ['default'], ... } should not be valid under {'type': 'object'} Link: https://lore.kernel.org/r/20230207210020.677007-7-krzysztof.kozlowski@linaro.org Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
2023-02-09ARM: dts: exynos: drop redundant address/size cells from I2C10 on ArndaleKrzysztof Kozlowski
I2C10 does not have any children because it is used in HDMI DDC, so drop redundant address/size-cells. Link: https://lore.kernel.org/r/20230207210020.677007-6-krzysztof.kozlowski@linaro.org Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
2023-02-09ARM: dts: exynos: drop default status from I2C10 on ArndaleKrzysztof Kozlowski
status=okay is by default for new nodes. Link: https://lore.kernel.org/r/20230207210020.677007-5-krzysztof.kozlowski@linaro.org Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
2023-02-09ARM: dts: exynos: align status led name with bindings on Origen4210Krzysztof Kozlowski
The "status" is a reserved keyword and LED nodes should have generic prefix: exynos4210-origen.dtb: leds: status: {'gpios': [[76, 3, 1]], 'function': ['heartbeat'], 'linux,default-trigger': ['heartbeat']} is not of type 'array' Link: https://lore.kernel.org/r/20230207210020.677007-4-krzysztof.kozlowski@linaro.org Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
2023-02-09EDAC/amd64: Remove PCI Function 6Yazen Ghannam
PCI Function 6 is used on Family 17h and later to access scrub registers. With scrub access removed, this function has no other use. Remove all Function 6 PCI IDs and related code. Signed-off-by: Yazen Ghannam <yazen.ghannam@amd.com> Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de> Link: https://lore.kernel.org/r/20230127170419.1824692-4-yazen.ghannam@amd.com
2023-02-09EDAC/amd64: Remove scrub rate control for Family 17h and laterYazen Ghannam
The scrub registers on AMD Family 17h and later may be inaccessible to the OS. Furthermore, hardware designers recommend that the scrubbing feature is managed by the firmware. Remove support for the sdram_scrub_rate interface for AMD Family 17h systems and later by not setting the scrub function pointers. The EDAC MC core will then not expose the scrub files in sysfs. Signed-off-by: Yazen Ghannam <yazen.ghannam@amd.com> Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de> Link: https://lore.kernel.org/r/20230127170419.1824692-3-yazen.ghannam@amd.com
2023-02-09EDAC/amd64: Don't set up EDAC PCI control on Family 17h+Yazen Ghannam
EDAC PCI control is used to detect/report legacy PCI errors like "Parity" and "SERROR". Modern AMD systems use PCIe Advanced Error Reporting (AER), and legacy PCI errors should not be reported. Remove EDAC PCI control setup on AMD Family 17h and later systems. Signed-off-by: Yazen Ghannam <yazen.ghannam@amd.com> Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de> Link: https://lore.kernel.org/r/20230127170419.1824692-2-yazen.ghannam@amd.com
2023-02-09selftests: forwarding: lib: quote the sysctl valuesHangbin Liu
When set/restore sysctl value, we should quote the value as some keys may have multi values, e.g. net.ipv4.ping_group_range Fixes: f5ae57784ba8 ("selftests: forwarding: lib: Add sysctl_set(), sysctl_restore()") Signed-off-by: Hangbin Liu <liuhangbin@gmail.com> Reviewed-by: Petr Machata <petrm@nvidia.com> Link: https://lore.kernel.org/r/20230208032110.879205-1-liuhangbin@gmail.com Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-02-09net: mscc: ocelot: fix all IPv6 getting trapped to CPU when PTP timestamping ↵Vladimir Oltean
is used While running this selftest which usually passes: ~/selftests/drivers/net/dsa# ./local_termination.sh eno0 swp0 TEST: swp0: Unicast IPv4 to primary MAC address [ OK ] TEST: swp0: Unicast IPv4 to macvlan MAC address [ OK ] TEST: swp0: Unicast IPv4 to unknown MAC address [ OK ] TEST: swp0: Unicast IPv4 to unknown MAC address, promisc [ OK ] TEST: swp0: Unicast IPv4 to unknown MAC address, allmulti [ OK ] TEST: swp0: Multicast IPv4 to joined group [ OK ] TEST: swp0: Multicast IPv4 to unknown group [ OK ] TEST: swp0: Multicast IPv4 to unknown group, promisc [ OK ] TEST: swp0: Multicast IPv4 to unknown group, allmulti [ OK ] TEST: swp0: Multicast IPv6 to joined group [ OK ] TEST: swp0: Multicast IPv6 to unknown group [ OK ] TEST: swp0: Multicast IPv6 to unknown group, promisc [ OK ] TEST: swp0: Multicast IPv6 to unknown group, allmulti [ OK ] if I start PTP timestamping then run it again (debug prints added by me), the unknown IPv6 MC traffic is seen by the CPU port even when it should have been dropped: ~/selftests/drivers/net/dsa# ptp4l -i swp0 -2 -P -m ptp4l[225.410]: selected /dev/ptp1 as PTP clock [ 225.445746] mscc_felix 0000:00:00.5: ocelot_l2_ptp_trap_add: port 0 adding L2 PTP trap [ 225.453815] mscc_felix 0000:00:00.5: ocelot_ipv4_ptp_trap_add: port 0 adding IPv4 PTP event trap [ 225.462703] mscc_felix 0000:00:00.5: ocelot_ipv4_ptp_trap_add: port 0 adding IPv4 PTP general trap [ 225.471768] mscc_felix 0000:00:00.5: ocelot_ipv6_ptp_trap_add: port 0 adding IPv6 PTP event trap [ 225.480651] mscc_felix 0000:00:00.5: ocelot_ipv6_ptp_trap_add: port 0 adding IPv6 PTP general trap ptp4l[225.488]: port 1: INITIALIZING to LISTENING on INIT_COMPLETE ptp4l[225.488]: port 0: INITIALIZING to LISTENING on INIT_COMPLETE ^C ~/selftests/drivers/net/dsa# ./local_termination.sh eno0 swp0 TEST: swp0: Unicast IPv4 to primary MAC address [ OK ] TEST: swp0: Unicast IPv4 to macvlan MAC address [ OK ] TEST: swp0: Unicast IPv4 to unknown MAC address [ OK ] TEST: swp0: Unicast IPv4 to unknown MAC address, promisc [ OK ] TEST: swp0: Unicast IPv4 to unknown MAC address, allmulti [ OK ] TEST: swp0: Multicast IPv4 to joined group [ OK ] TEST: swp0: Multicast IPv4 to unknown group [ OK ] TEST: swp0: Multicast IPv4 to unknown group, promisc [ OK ] TEST: swp0: Multicast IPv4 to unknown group, allmulti [ OK ] TEST: swp0: Multicast IPv6 to joined group [ OK ] TEST: swp0: Multicast IPv6 to unknown group [FAIL] reception succeeded, but should have failed TEST: swp0: Multicast IPv6 to unknown group, promisc [ OK ] TEST: swp0: Multicast IPv6 to unknown group, allmulti [ OK ] The PGID_MCIPV6 is configured correctly to not flood to the CPU, I checked that. Furthermore, when I disable back PTP RX timestamping (ptp4l doesn't do that when it exists), packets are RX filtered again as they should be: ~/selftests/drivers/net/dsa# hwstamp_ctl -i swp0 -r 0 [ 218.202854] mscc_felix 0000:00:00.5: ocelot_l2_ptp_trap_del: port 0 removing L2 PTP trap [ 218.212656] mscc_felix 0000:00:00.5: ocelot_ipv4_ptp_trap_del: port 0 removing IPv4 PTP event trap [ 218.222975] mscc_felix 0000:00:00.5: ocelot_ipv4_ptp_trap_del: port 0 removing IPv4 PTP general trap [ 218.233133] mscc_felix 0000:00:00.5: ocelot_ipv6_ptp_trap_del: port 0 removing IPv6 PTP event trap [ 218.242251] mscc_felix 0000:00:00.5: ocelot_ipv6_ptp_trap_del: port 0 removing IPv6 PTP general trap current settings: tx_type 1 rx_filter 12 new settings: tx_type 1 rx_filter 0 ~/selftests/drivers/net/dsa# ./local_termination.sh eno0 swp0 TEST: swp0: Unicast IPv4 to primary MAC address [ OK ] TEST: swp0: Unicast IPv4 to macvlan MAC address [ OK ] TEST: swp0: Unicast IPv4 to unknown MAC address [ OK ] TEST: swp0: Unicast IPv4 to unknown MAC address, promisc [ OK ] TEST: swp0: Unicast IPv4 to unknown MAC address, allmulti [ OK ] TEST: swp0: Multicast IPv4 to joined group [ OK ] TEST: swp0: Multicast IPv4 to unknown group [ OK ] TEST: swp0: Multicast IPv4 to unknown group, promisc [ OK ] TEST: swp0: Multicast IPv4 to unknown group, allmulti [ OK ] TEST: swp0: Multicast IPv6 to joined group [ OK ] TEST: swp0: Multicast IPv6 to unknown group [ OK ] TEST: swp0: Multicast IPv6 to unknown group, promisc [ OK ] TEST: swp0: Multicast IPv6 to unknown group, allmulti [ OK ] So it's clear that something in the PTP RX trapping logic went wrong. Looking a bit at the code, I can see that there are 4 typos, which populate "ipv4" VCAP IS2 key filter fields for IPv6 keys. VCAP IS2 keys of type OCELOT_VCAP_KEY_IPV4 and OCELOT_VCAP_KEY_IPV6 are handled by is2_entry_set(). OCELOT_VCAP_KEY_IPV4 looks at &filter->key.ipv4, and OCELOT_VCAP_KEY_IPV6 at &filter->key.ipv6. Simply put, when we populate the wrong key field, &filter->key.ipv6 fields "proto.mask" and "proto.value" remain all zeroes (or "don't care"). So is2_entry_set() will enter the "else" of this "if" condition: if (msk == 0xff && (val == IPPROTO_TCP || val == IPPROTO_UDP)) and proceed to ignore the "proto" field. The resulting rule will match on all IPv6 traffic, trapping it to the CPU. This is the reason why the local_termination.sh selftest sees it, because control traps are stronger than the PGID_MCIPV6 used for flooding (from the forwarding data path). But the problem is in fact much deeper. We trap all IPv6 traffic to the CPU, but if we're bridged, we set skb->offload_fwd_mark = 1, so software forwarding will not take place and IPv6 traffic will never reach its destination. The fix is simple - correct the typos. I was intentionally inaccurate in the commit message about the breakage occurring when any PTP timestamping is enabled. In fact it only happens when L4 timestamping is requested (HWTSTAMP_FILTER_PTP_V2_EVENT or HWTSTAMP_FILTER_PTP_V2_L4_EVENT). But ptp4l requests a larger RX timestamping filter than it needs for "-2": HWTSTAMP_FILTER_PTP_V2_EVENT. I wanted people skimming through git logs to not think that the bug doesn't affect them because they only use ptp4l in L2 mode. Fixes: 96ca08c05838 ("net: mscc: ocelot: set up traps for PTP packets") Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com> Reviewed-by: Simon Horman <simon.horman@corigine.com> Link: https://lore.kernel.org/r/20230207183117.1745754-1-vladimir.oltean@nxp.com Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-02-09rds: rds_rm_zerocopy_callback() use list_first_entry()Pietro Borrello
rds_rm_zerocopy_callback() uses list_entry() on the head of a list causing a type confusion. Use list_first_entry() to actually access the first element of the rs_zcookie_queue list. Fixes: 9426bbc6de99 ("rds: use list structure to track information for zerocopy completion notification") Reviewed-by: Willem de Bruijn <willemb@google.com> Signed-off-by: Pietro Borrello <borrello@diag.uniroma1.it> Link: https://lore.kernel.org/r/20230202-rds-zerocopy-v3-1-83b0df974f9a@diag.uniroma1.it Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-02-09udf: Avoid directory type conversion failure due to ENOMEMJan Kara
When converting directory from in-ICB to normal format, the last iteration through the directory fixing up directory enteries can fail due to ENOMEM. We do not expect this iteration to fail since the directory is already verified to be correct and it is difficult to undo the conversion at this point. So just use GFP_NOFAIL to make sure the small allocation cannot fail. Reported-by: syzbot+111eaa994ff74f8d440f@syzkaller.appspotmail.com Fixes: 0aba4860b0d0 ("udf: Allocate name buffer in directory iterator on heap") Signed-off-by: Jan Kara <jack@suse.cz>
2023-02-09drm/vc4: crtc: Increase setup cost in core clock calculation to handle ↵Dom Cobley
extreme reduced blanking The formula that determines the core clock requirement based on pixel clock and blanking has been determined experimentally to minimise the clock while supporting all modes we've seen. A new reduced blanking mode (4kp60 at 533MHz rather than the standard 594MHz) has been seen that doesn't produce a high enough clock and results in "flip_done timed out" error. Increase the setup cost in the formula to make this work. The result is a reduced blanking mode increases by up to 7MHz while leaving the standard timing mode untouched Link: https://github.com/raspberrypi/linux/issues/4446 Fixes: 16e101051f32 ("drm/vc4: Increase the core clock based on HVS load") Signed-off-by: Dom Cobley <popcornmix@gmail.com> Signed-off-by: Maxime Ripard <maxime@cerno.tech> Link: https://patchwork.freedesktop.org/patch/msgid/20230127145558.446123-1-maxime@cerno.tech