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Author SHA1 Message Date
Jernej Skrabec
927c70c93d iommu: sun50i: clear bypass register
The Allwinner H6 IOMMU has a bypass register, which allows to circumvent
the page tables for each possible master. The reset value for this
register is 0, which disables the bypass.
The Allwinner H616 IOMMU resets this register to 0x7f, which activates
the bypass for all masters, which is not what we want.

Always clear this register to 0, to enforce the usage of page tables,
and make this driver compatible with the H616 in this respect.

Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Reviewed-by: Chen-Yu Tsai <wens@csie.org>
Link: https://lore.kernel.org/r/20240616224056.29159-2-andre.przywara@arm.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
2024-06-25 14:02:46 +02:00
Mark Brown
694850baa4
ASoC: Intel: boards: updates for 6.11 - part2
Merge series from Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>:

Minor additions and cleanups this time.
2024-06-25 12:34:52 +01:00
Mark Brown
4006f157db
ASoC: codecs: ES8326: Solving headphone detection and
Merge series from Zhang Yi <zhangyi@everest-semi.com>:

We propose four patches to solve headphone detection and suspend issues.
And there are several registers that should be read-only registers. So
we create es8326_writeable_register, and set these registers to false.
2024-06-25 12:34:44 +01:00
Takashi Iwai
337b7b0b8b ALSA: pcm_dmaengine: Unify two close functions
Both snd_dmaengine_pcm_close() and
snd_dmaengine_pcm_close_release_chan() are almost identical except for
a call of dma_release_channel() in the latter.  For code
simplification, unify them internally.

Just a code refactoring, and no functional changes.

Link: https://patch.msgid.link/20240625113356.2123-1-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2024-06-25 13:34:25 +02:00
Ulf Hansson
0d865221c8 OPP: Drop a redundant in-parameter to _set_opp_level()
The in-parameter "opp_table" isn't needed by _set_opp_level(). Let's
therefore drop it.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
2024-06-25 16:57:41 +05:30
Tristram Ha
b1c4b4d452 net: dsa: microchip: fix wrong register write when masking interrupt
The switch global port interrupt mask, REG_SW_PORT_INT_MASK__4, is
defined as 0x001C in ksz9477_reg.h.  The designers used 32-bit value in
anticipation for increase of port count in future product but currently
the maximum port count is 7 and the effective value is 0x7F in register
0x001F.  Each port has its own interrupt mask and is defined as 0x#01F.
It uses only 4 bits for different interrupts.

The developer who implemented the current interrupt mechanism in the
switch driver noticed there are similarities between the mechanism to
mask port interrupts in global interrupt and individual interrupts in
each port and so used the same code to handle these interrupts.  He
updated the code to use the new macro REG_SW_PORT_INT_MASK__1 which is
defined as 0x1F in ksz_common.h but he forgot to update the 32-bit write
to 8-bit as now the mask registers are 0x1F and 0x#01F.

In addition all KSZ switches other than the KSZ9897/KSZ9893 and LAN937X
families use only 8-bit access and so this common code will eventually
be changed to accommodate them.

Fixes: e1add7dd61 ("net: dsa: microchip: use common irq routines for girq and pirq")
Signed-off-by: Tristram Ha <tristram.ha@microchip.com>
Link: https://lore.kernel.org/r/1719009262-2948-1-git-send-email-Tristram.Ha@microchip.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-06-25 13:26:25 +02:00
Takashi Iwai
6f7dae6415 Merge branch 'for-linus' into for-next
Pull 6.10-rc devel branch for further cleanups of dmaengine and others.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
2024-06-25 11:56:22 +02:00
Shengjiu Wang
6a7db25aad ALSA: dmaengine_pcm: terminate dmaengine before synchronize
When dmaengine supports pause function, in suspend state,
dmaengine_pause() is called instead of dmaengine_terminate_async(),

In end of playback stream, the runtime->state will go to
SNDRV_PCM_STATE_DRAINING, if system suspend & resume happen
at this time, application will not resume playback stream, the
stream will be closed directly, the dmaengine_terminate_async()
will not be called before the dmaengine_synchronize(), which
violates the call sequence for dmaengine_synchronize().

This behavior also happens for capture streams, but there is no
SNDRV_PCM_STATE_DRAINING state for capture. So use
dmaengine_tx_status() to check the DMA status if the status is
DMA_PAUSED, then call dmaengine_terminate_async() to terminate
dmaengine before dmaengine_synchronize().

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
Link: https://patch.msgid.link/1718851218-27803-1-git-send-email-shengjiu.wang@nxp.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2024-06-25 11:55:45 +02:00
Aivaz Latypov
1d091a98c3 ALSA: hda/relatek: Enable Mute LED on HP Laptop 15-gw0xxx
This HP Laptop uses ALC236 codec with COEF 0x07 controlling
the mute LED. Enable existing quirk for this device.

Signed-off-by: Aivaz Latypov <reichaivaz@gmail.com>
Link: https://patch.msgid.link/20240625081217.1049-1-reichaivaz@gmail.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2024-06-25 11:53:56 +02:00
Takashi Iwai
1225675ca7 ALSA: PCM: Allow resume only for suspended streams
snd_pcm_resume() should bail out if the stream isn't in a suspended
state.  Otherwise it'd allow doubly resume.

Link: https://patch.msgid.link/20240624125443.27808-1-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2024-06-25 11:53:35 +02:00
Paolo Abeni
1d70687592 Merge branch 'net-macb-wol-enhancements'
Vineeth Karumanchi says:

====================
net: macb: WOL enhancements

- Add provisioning for queue tie-off and queue disable during suspend.
- Add support for ARP packet types to WoL.
- Advertise WoL attributes by default.
- Extend MACB supported WoL modes to the PHY supported WoL modes.
- Deprecate magic-packet property.

v6: https://lore.kernel.org/netdev/20240617070413.2291511-1-vineeth.karumanchi@amd.com/
v5: https://lore.kernel.org/netdev/20240611162827.887162-1-vineeth.karumanchi@amd.com/
v4: https://lore.kernel.org/lkml/20240610053936.622237-1-vineeth.karumanchi@amd.com/
v3: https://lore.kernel.org/netdev/20240605102457.4050539-1-vineeth.karumanchi@amd.com/
v2: https://lore.kernel.org/netdev/20240222153848.2374782-1-vineeth.karumanchi@amd.com/
v1: https://lore.kernel.org/lkml/20240130104845.3995341-1-vineeth.karumanchi@amd.com/#t
====================

Link: https://lore.kernel.org/r/20240621045735.3031357-1-vineeth.karumanchi@amd.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-06-25 11:53:09 +02:00
Vineeth Karumanchi
783bfe279e dt-bindings: net: cdns,macb: Deprecate magic-packet property
WOL modes such as magic-packet should be an OS policy.
By default, advertise supported modes and use ethtool to activate
the required mode.

Suggested-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Vineeth Karumanchi <vineeth.karumanchi@amd.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-06-25 11:53:07 +02:00
Vineeth Karumanchi
0cb8de39a7 net: macb: Add ARP support to WOL
Extend wake-on LAN support with an ARP packet.

Currently, if PHY supports WOL, ethtool ignores the modes supported
by MACB. This change extends the WOL modes with MACB supported modes.

Advertise wake-on LAN supported modes by default without relying on
dt node. By default, wake-on LAN will be in disabled state.
Using ethtool, users can enable/disable or choose packet types.

For wake-on LAN via ARP, ensure the IP address is assigned and
report an error otherwise.

Co-developed-by: Harini Katakam <harini.katakam@amd.com>
Signed-off-by: Harini Katakam <harini.katakam@amd.com>
Signed-off-by: Vineeth Karumanchi <vineeth.karumanchi@amd.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Claudiu Beznea <claudiu.beznea@tuxon.dev>
Tested-by: Claudiu Beznea <claudiu.beznea@tuxon.dev> # on SAMA7G5
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-06-25 11:53:07 +02:00
Vineeth Karumanchi
3650a8cc5b net: macb: Enable queue disable
Enable queue disable for Versal devices.

Signed-off-by: Vineeth Karumanchi <vineeth.karumanchi@amd.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Claudiu Beznea <claudiu.beznea@tuxon.dev>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-06-25 11:53:07 +02:00
Vineeth Karumanchi
759cc793eb net: macb: queue tie-off or disable during WOL suspend
When GEM is used as a wake device, it is not mandatory for the RX DMA
to be active. The RX engine in IP only needs to receive and identify
a wake packet through an interrupt. The wake packet is of no further
significance; hence, it is not required to be copied into memory.
By disabling RX DMA during suspend, we can avoid unnecessary DMA
processing of any incoming traffic.

During suspend, perform either of the below operations:

- tie-off/dummy descriptor: Disable unused queues by connecting
  them to a looped descriptor chain without free slots.

- queue disable: The newer IP version allows disabling individual queues.

Co-developed-by: Harini Katakam <harini.katakam@amd.com>
Signed-off-by: Harini Katakam <harini.katakam@amd.com>
Signed-off-by: Vineeth Karumanchi <vineeth.karumanchi@amd.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Claudiu Beznea <claudiu.beznea@tuxon.dev>
Tested-by: Claudiu Beznea <claudiu.beznea@tuxon.dev> # on SAMA7G5
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-06-25 11:53:07 +02:00
Takashi Iwai
c5ab94ea28 ALSA: seq: Fix missing channel at encoding RPN/NRPN MIDI2 messages
The conversion from the legacy event to MIDI2 UMP for RPN and NRPN
missed the setup of the channel number, resulting in always the
channel 0.  Fix it.

Fixes: e9e02819a9 ("ALSA: seq: Automatic conversion of UMP events")
Link: https://patch.msgid.link/20240625095200.25745-1-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2024-06-25 11:53:00 +02:00
luoxuanqiang
ff46e3b442 Fix race for duplicate reqsk on identical SYN
When bonding is configured in BOND_MODE_BROADCAST mode, if two identical
SYN packets are received at the same time and processed on different CPUs,
it can potentially create the same sk (sock) but two different reqsk
(request_sock) in tcp_conn_request().

These two different reqsk will respond with two SYNACK packets, and since
the generation of the seq (ISN) incorporates a timestamp, the final two
SYNACK packets will have different seq values.

The consequence is that when the Client receives and replies with an ACK
to the earlier SYNACK packet, we will reset(RST) it.

========================================================================

This behavior is consistently reproducible in my local setup,
which comprises:

                  | NETA1 ------ NETB1 |
PC_A --- bond --- |                    | --- bond --- PC_B
                  | NETA2 ------ NETB2 |

- PC_A is the Server and has two network cards, NETA1 and NETA2. I have
  bonded these two cards using BOND_MODE_BROADCAST mode and configured
  them to be handled by different CPU.

- PC_B is the Client, also equipped with two network cards, NETB1 and
  NETB2, which are also bonded and configured in BOND_MODE_BROADCAST mode.

If the client attempts a TCP connection to the server, it might encounter
a failure. Capturing packets from the server side reveals:

10.10.10.10.45182 > localhost: Flags [S], seq 320236027,
10.10.10.10.45182 > localhost: Flags [S], seq 320236027,
localhost > 10.10.10.10.45182: Flags [S.], seq 2967855116,
localhost > 10.10.10.10.45182: Flags [S.], seq 2967855123, <==
10.10.10.10.45182 > localhost: Flags [.], ack 4294967290,
10.10.10.10.45182 > localhost: Flags [.], ack 4294967290,
localhost > 10.10.10.10.45182: Flags [R], seq 2967855117, <==
localhost > 10.10.10.10.45182: Flags [R], seq 2967855117,

Two SYNACKs with different seq numbers are sent by localhost,
resulting in an anomaly.

========================================================================

The attempted solution is as follows:
Add a return value to inet_csk_reqsk_queue_hash_add() to confirm if the
ehash insertion is successful (Up to now, the reason for unsuccessful
insertion is that a reqsk for the same connection has already been
inserted). If the insertion fails, release the reqsk.

Due to the refcnt, Kuniyuki suggests also adding a return value check
for the DCCP module; if ehash insertion fails, indicating a successful
insertion of the same connection, simply release the reqsk as well.

Simultaneously, In the reqsk_queue_hash_req(), the start of the
req->rsk_timer is adjusted to be after successful insertion.

Fixes: 1da177e4c3 ("Linux-2.6.12-rc2")
Signed-off-by: luoxuanqiang <luoxuanqiang@kylinos.cn>
Reviewed-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Link: https://lore.kernel.org/r/20240621013929.1386815-1-luoxuanqiang@kylinos.cn
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-06-25 11:37:45 +02:00
Brian Johannesmeyer
bf6ab33d84 x86/kmsan: Fix hook for unaligned accesses
When called with a 'from' that is not 4-byte-aligned, string_memcpy_fromio()
calls the movs() macro to copy the first few bytes, so that 'from' becomes
4-byte-aligned before calling rep_movs(). This movs() macro modifies 'to', and
the subsequent line modifies 'n'.

As a result, on unaligned accesses, kmsan_unpoison_memory() uses the updated
(aligned) values of 'to' and 'n'. Hence, it does not unpoison the entire
region.

Save the original values of 'to' and 'n', and pass those to
kmsan_unpoison_memory(), so that the entire region is unpoisoned.

Signed-off-by: Brian Johannesmeyer <bjohannesmeyer@gmail.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Reviewed-by: Alexander Potapenko <glider@google.com>
Link: https://lore.kernel.org/r/20240523215029.4160518-1-bjohannesmeyer@gmail.com
2024-06-25 11:37:21 +02:00
Mateusz Guzik
8e3447822d
vfs: remove redundant smp_mb for thp handling in do_dentry_open
opening for write performs:

if (f->f_mode & FMODE_WRITE) {
[snip]
        smp_mb();
        if (filemap_nr_thps(inode->i_mapping)) {
[snip]
        }
}

filemap_nr_thps on kernels built without CONFIG_READ_ONLY_THP_FOR
expands to 0, allowing the compiler to eliminate the entire thing, with
exception of the fence (and the branch leading there).

So happens required synchronisation between i_writecount and nr_thps
changes is already provided by the full fence coming from
get_write_access -> atomic_inc_unless_negative, thus the smp_mb instance
above can be removed regardless of CONFIG_READ_ONLY_THP_FOR.

While I updated commentary in places claiming to match the now-removed
fence, I did not try to patch them to act on the compile option.

I did not bother benchmarking it, not issuing a spurious full fence in
the fast path does not warrant justification from perf standpoint.

Signed-off-by: Mateusz Guzik <mjguzik@gmail.com>
Link: https://lore.kernel.org/r/20240624085402.493630-1-mjguzik@gmail.com
Signed-off-by: Christian Brauner <brauner@kernel.org>
2024-06-25 11:15:48 +02:00
Youling Tang
153216cf7b
fuse: Use in_group_or_capable() helper
Use the in_group_or_capable() helper function to simplify the code.

Signed-off-by: Youling Tang <tangyouling@kylinos.cn>
Link: https://lore.kernel.org/r/20240620032335.147136-3-youling.tang@linux.dev
Signed-off-by: Christian Brauner <brauner@kernel.org>
2024-06-25 11:15:48 +02:00
Youling Tang
8444ee22ad
f2fs: Use in_group_or_capable() helper
Use the in_group_or_capable() helper function to simplify the code.

Signed-off-by: Youling Tang <tangyouling@kylinos.cn>
Link: https://lore.kernel.org/r/20240620032335.147136-2-youling.tang@linux.dev
Signed-off-by: Christian Brauner <brauner@kernel.org>
2024-06-25 11:15:48 +02:00
Youling Tang
9b6a14f08b
fs: Export in_group_or_capable()
Export in_group_or_capable() as a VFS helper function.

Signed-off-by: Youling Tang <tangyouling@kylinos.cn>
Link: https://lore.kernel.org/r/20240620032335.147136-1-youling.tang@linux.dev
Signed-off-by: Christian Brauner <brauner@kernel.org>
2024-06-25 11:15:48 +02:00
Mateusz Guzik
5e362bd5ee
vfs: reorder checks in may_create_in_sticky
The routine is called for all directories on file creation and weirdly
postpones the check if the dir is sticky to begin with. Instead it first
checks fifos and regular files (in that order), while avoidably pulling
globals.

No functional changes.

Signed-off-by: Mateusz Guzik <mjguzik@gmail.com>
Link: https://lore.kernel.org/r/20240620120359.151258-1-mjguzik@gmail.com
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Christian Brauner <brauner@kernel.org>
2024-06-25 11:15:47 +02:00
Chao Yu
26a2ed1079
hfs: fix to initialize fields of hfs_inode_info after hfs_alloc_inode()
Syzbot reports uninitialized value access issue as below:

loop0: detected capacity change from 0 to 64
=====================================================
BUG: KMSAN: uninit-value in hfs_revalidate_dentry+0x307/0x3f0 fs/hfs/sysdep.c:30
 hfs_revalidate_dentry+0x307/0x3f0 fs/hfs/sysdep.c:30
 d_revalidate fs/namei.c:862 [inline]
 lookup_fast+0x89e/0x8e0 fs/namei.c:1649
 walk_component fs/namei.c:2001 [inline]
 link_path_walk+0x817/0x1480 fs/namei.c:2332
 path_lookupat+0xd9/0x6f0 fs/namei.c:2485
 filename_lookup+0x22e/0x740 fs/namei.c:2515
 user_path_at_empty+0x8b/0x390 fs/namei.c:2924
 user_path_at include/linux/namei.h:57 [inline]
 do_mount fs/namespace.c:3689 [inline]
 __do_sys_mount fs/namespace.c:3898 [inline]
 __se_sys_mount+0x66b/0x810 fs/namespace.c:3875
 __x64_sys_mount+0xe4/0x140 fs/namespace.c:3875
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcf/0x1e0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x63/0x6b

BUG: KMSAN: uninit-value in hfs_ext_read_extent fs/hfs/extent.c:196 [inline]
BUG: KMSAN: uninit-value in hfs_get_block+0x92d/0x1620 fs/hfs/extent.c:366
 hfs_ext_read_extent fs/hfs/extent.c:196 [inline]
 hfs_get_block+0x92d/0x1620 fs/hfs/extent.c:366
 block_read_full_folio+0x4ff/0x11b0 fs/buffer.c:2271
 hfs_read_folio+0x55/0x60 fs/hfs/inode.c:39
 filemap_read_folio+0x148/0x4f0 mm/filemap.c:2426
 do_read_cache_folio+0x7c8/0xd90 mm/filemap.c:3553
 do_read_cache_page mm/filemap.c:3595 [inline]
 read_cache_page+0xfb/0x2f0 mm/filemap.c:3604
 read_mapping_page include/linux/pagemap.h:755 [inline]
 hfs_btree_open+0x928/0x1ae0 fs/hfs/btree.c:78
 hfs_mdb_get+0x260c/0x3000 fs/hfs/mdb.c:204
 hfs_fill_super+0x1fb1/0x2790 fs/hfs/super.c:406
 mount_bdev+0x628/0x920 fs/super.c:1359
 hfs_mount+0xcd/0xe0 fs/hfs/super.c:456
 legacy_get_tree+0x167/0x2e0 fs/fs_context.c:610
 vfs_get_tree+0xdc/0x5d0 fs/super.c:1489
 do_new_mount+0x7a9/0x16f0 fs/namespace.c:3145
 path_mount+0xf98/0x26a0 fs/namespace.c:3475
 do_mount fs/namespace.c:3488 [inline]
 __do_sys_mount fs/namespace.c:3697 [inline]
 __se_sys_mount+0x919/0x9e0 fs/namespace.c:3674
 __ia32_sys_mount+0x15b/0x1b0 fs/namespace.c:3674
 do_syscall_32_irqs_on arch/x86/entry/common.c:112 [inline]
 __do_fast_syscall_32+0xa2/0x100 arch/x86/entry/common.c:178
 do_fast_syscall_32+0x37/0x80 arch/x86/entry/common.c:203
 do_SYSENTER_32+0x1f/0x30 arch/x86/entry/common.c:246
 entry_SYSENTER_compat_after_hwframe+0x70/0x82

Uninit was created at:
 __alloc_pages+0x9a6/0xe00 mm/page_alloc.c:4590
 __alloc_pages_node include/linux/gfp.h:238 [inline]
 alloc_pages_node include/linux/gfp.h:261 [inline]
 alloc_slab_page mm/slub.c:2190 [inline]
 allocate_slab mm/slub.c:2354 [inline]
 new_slab+0x2d7/0x1400 mm/slub.c:2407
 ___slab_alloc+0x16b5/0x3970 mm/slub.c:3540
 __slab_alloc mm/slub.c:3625 [inline]
 __slab_alloc_node mm/slub.c:3678 [inline]
 slab_alloc_node mm/slub.c:3850 [inline]
 kmem_cache_alloc_lru+0x64d/0xb30 mm/slub.c:3879
 alloc_inode_sb include/linux/fs.h:3018 [inline]
 hfs_alloc_inode+0x5a/0xc0 fs/hfs/super.c:165
 alloc_inode+0x83/0x440 fs/inode.c:260
 new_inode_pseudo fs/inode.c:1005 [inline]
 new_inode+0x38/0x4f0 fs/inode.c:1031
 hfs_new_inode+0x61/0x1010 fs/hfs/inode.c:186
 hfs_mkdir+0x54/0x250 fs/hfs/dir.c:228
 vfs_mkdir+0x49a/0x700 fs/namei.c:4126
 do_mkdirat+0x529/0x810 fs/namei.c:4149
 __do_sys_mkdirat fs/namei.c:4164 [inline]
 __se_sys_mkdirat fs/namei.c:4162 [inline]
 __x64_sys_mkdirat+0xc8/0x120 fs/namei.c:4162
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcf/0x1e0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x63/0x6b

It missed to initialize .tz_secondswest, .cached_start and .cached_blocks
fields in struct hfs_inode_info after hfs_alloc_inode(), fix it.

Cc: stable@vger.kernel.org
Reported-by: syzbot+3ae6be33a50b5aae4dab@syzkaller.appspotmail.com
Closes: https://lore.kernel.org/linux-fsdevel/0000000000005ad04005ee48897f@google.com
Signed-off-by: Chao Yu <chao@kernel.org>
Link: https://lore.kernel.org/r/20240616013841.2217-1-chao@kernel.org
Signed-off-by: Christian Brauner <brauner@kernel.org>
2024-06-25 11:15:47 +02:00
Christophe JAILLET
7f07ee5a23
proc: Remove usage of the deprecated ida_simple_xx() API
ida_alloc() and ida_free() should be preferred to the deprecated
ida_simple_get() and ida_simple_remove().

Note that the upper limit of ida_simple_get() is exclusive, but the one of
ida_alloc_max() is inclusive. So a -1 has been added when needed.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/ae10003feb87d240163d0854de95f09e1f00be7d.1717855701.git.christophe.jaillet@wanadoo.fr
Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Christian Brauner <brauner@kernel.org>
2024-06-25 11:15:47 +02:00
Paolo Abeni
7e7c714a36 Merge branch 'af_unix-remove-spin_lock_nested-and-convert-to-lock_cmp_fn'
Kuniyuki Iwashima says:

====================
af_unix: Remove spin_lock_nested() and convert to lock_cmp_fn.

This series removes spin_lock_nested() in AF_UNIX and instead
defines the locking orders as functions tied to each lock by
lockdep_set_lock_cmp_fn().

When the defined function returns a negative value, lockdep
considers it will not cause deadlock.  (See ->cmp_fn() in
check_deadlock() and check_prev_add().)

When we cannot define the total ordering, we return -1 for
the allowed ordering and otherwise 0 as undefined. [0]

[0]: https://lore.kernel.org/netdev/thzkgbuwuo3knevpipu4rzsh5qgmwhklihypdgziiruabvh46f@uwdkpcfxgloo/

Changes:
  v4:
    * Patch 4
      * Make unix_state_lock_cmp_fn() symmetric.

  v3: https://lore.kernel.org/netdev/20240614200715.93150-1-kuniyu@amazon.com/
    * Patch 3
      * Cache sk->sk_state
      * s/unix_state_lock()/unix_state_unlock()/
    * Patch 8
      * Add embryo -> listener locking order

  v2: https://lore.kernel.org/netdev/20240611222905.34695-1-kuniyu@amazon.com/
   * Patch 1 & 2
      * Use (((l) > (r)) - ((l) < (r))) for comparison

  v1: https://lore.kernel.org/netdev/20240610223501.73191-1-kuniyu@amazon.com/
====================

Link: https://lore.kernel.org/r/20240620205623.60139-1-kuniyu@amazon.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-06-25 11:10:21 +02:00
Kuniyuki Iwashima
22e5751b05 af_unix: Don't use spin_lock_nested() in copy_peercred().
When (AF_UNIX, SOCK_STREAM) socket connect()s to a listening socket,
the listener's sk_peer_pid/sk_peer_cred are copied to the client in
copy_peercred().

Then, two sk_peer_locks are held there; one is client's and another
is listener's.

However, the latter is not needed because we hold the listner's
unix_state_lock() there and unix_listen() cannot update the cred
concurrently.

Let's drop the unnecessary spin_lock() and use the bare spin_lock()
for the client to protect concurrent read by getsockopt(SO_PEERCRED).

Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-06-25 11:10:19 +02:00
Kuniyuki Iwashima
e4bd881d98 af_unix: Remove put_pid()/put_cred() in copy_peercred().
When (AF_UNIX, SOCK_STREAM) socket connect()s to a listening socket,
the listener's sk_peer_pid/sk_peer_cred are copied to the client in
copy_peercred().

Then, the client's sk_peer_pid and sk_peer_cred are always NULL, so
we need not call put_pid() and put_cred() there.

Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-06-25 11:10:18 +02:00
Kuniyuki Iwashima
faf489e689 af_unix: Set sk_peer_pid/sk_peer_cred locklessly for new socket.
init_peercred() is called in 3 places:

  1. socketpair() : both sockets
  2. connect()    : child socket
  3. listen()     : listening socket

The first two need not hold sk_peer_lock because no one can
touch the socket.

Let's set cred/pid without holding lock for the two cases and
rename the old init_peercred() to update_peercred() to properly
reflect the use case.

Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-06-25 11:10:18 +02:00
Kuniyuki Iwashima
8647ece481 af_unix: Define locking order for U_RECVQ_LOCK_EMBRYO in unix_collect_skb().
While GC is cleaning up cyclic references by SCM_RIGHTS,
unix_collect_skb() collects skb in the socket's recvq.

If the socket is TCP_LISTEN, we need to collect skb in the
embryo's queue.  Then, both the listener's recvq lock and
the embroy's one are held.

The locking is always done in the listener -> embryo order.

Let's define it as unix_recvq_lock_cmp_fn() instead of using
spin_lock_nested().

Note that the reverse order is defined for consistency.

Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-06-25 11:10:18 +02:00
Kuniyuki Iwashima
7202cb5916 af_unix: Remove U_LOCK_GC_LISTENER.
Commit 1971d13ffa ("af_unix: Suppress false-positive lockdep splat for
spin_lock() in __unix_gc().") added U_LOCK_GC_LISTENER for the old GC,
but it's no longer needed for the new GC.

Let's remove U_LOCK_GC_LISTENER and unix_state_lock_nested() as there's
no user.

Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-06-25 11:10:18 +02:00
Kuniyuki Iwashima
c4da4661d9 af_unix: Remove U_LOCK_DIAG.
sk_diag_dump_icons() acquires embryo's lock by unix_state_lock_nested()
to fetch its peer.

The embryo's ->peer is set to NULL only when its parent listener is
close()d.  Then, unix_release_sock() is called for each embryo after
unlinking skb by skb_dequeue().

In sk_diag_dump_icons(), we hold the parent's recvq lock, so we need
not acquire unix_state_lock_nested(), and peer is always non-NULL.

Let's remove unnecessary unix_state_lock_nested() and non-NULL test
for peer.

Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-06-25 11:10:18 +02:00
Kuniyuki Iwashima
b380b18102 af_unix: Don't acquire unix_state_lock() for sock_i_ino().
sk_diag_dump_peer() and sk_diag_dump() call unix_state_lock() for
sock_i_ino() which reads SOCK_INODE(sk->sk_socket)->i_ino, but it's
protected by sk->sk_callback_lock.

Let's remove unnecessary unix_state_lock().

Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-06-25 11:10:18 +02:00
Kuniyuki Iwashima
98f706de44 af_unix: Define locking order for U_LOCK_SECOND in unix_stream_connect().
While a SOCK_(STREAM|SEQPACKET) socket connect()s to another, we hold
two locks of them by unix_state_lock() and unix_state_lock_nested() in
unix_stream_connect().

Before unix_state_lock_nested(), the following is guaranteed by checking
sk->sk_state:

  1. The first socket is TCP_LISTEN
  2. The second socket is not the first one
  3. Simultaneous connect() must fail

So, the client state can be TCP_CLOSE or TCP_LISTEN or TCP_ESTABLISHED.

Let's define the expected states as unix_state_lock_cmp_fn() instead of
using unix_state_lock_nested().

Note that 2. is detected by debug_spin_lock_before() and 3. cannot be
expressed as lock_cmp_fn.

Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-06-25 11:10:18 +02:00
Kuniyuki Iwashima
1ca27e0c8c af_unix: Don't retry after unix_state_lock_nested() in unix_stream_connect().
When a SOCK_(STREAM|SEQPACKET) socket connect()s to another one, we need
to lock the two sockets to check their states in unix_stream_connect().

We use unix_state_lock() for the server and unix_state_lock_nested() for
client with tricky sk->sk_state check to avoid deadlock.

The possible deadlock scenario are the following:

  1) Self connect()
  2) Simultaneous connect()

The former is simple, attempt to grab the same lock, and the latter is
AB-BA deadlock.

After the server's unix_state_lock(), we check the server socket's state,
and if it's not TCP_LISTEN, connect() fails with -EINVAL.

Then, we avoid the former deadlock by checking the client's state before
unix_state_lock_nested().  If its state is not TCP_LISTEN, we can make
sure that the client and the server are not identical based on the state.

Also, the latter deadlock can be avoided in the same way.  Due to the
server sk->sk_state requirement, AB-BA deadlock could happen only with
TCP_LISTEN sockets.  So, if the client's state is TCP_LISTEN, we can
give up the second lock to avoid the deadlock.

  CPU 1                 CPU 2                  CPU 3
  connect(A -> B)       connect(B -> A)        listen(A)
  ---                   ---                    ---
  unix_state_lock(B)
  B->sk_state == TCP_LISTEN
  READ_ONCE(A->sk_state) == TCP_CLOSE
                            ^^^^^^^^^
                            ok, will lock A    unix_state_lock(A)
             .--------------'                  WRITE_ONCE(A->sk_state, TCP_LISTEN)
             |                                 unix_state_unlock(A)
             |
             |          unix_state_lock(A)
             |          A->sk_sk_state == TCP_LISTEN
             |          READ_ONCE(B->sk_state) == TCP_LISTEN
             v                                    ^^^^^^^^^^
  unix_state_lock_nested(A)                       Don't lock B !!

Currently, while checking the client's state, we also check if it's
TCP_ESTABLISHED, but this is unlikely and can be checked after we know
the state is not TCP_CLOSE.

Moreover, if it happens after the second lock, we now jump to the restart
label, but it's unlikely that the server is not found during the retry,
so the jump is mostly to revist the client state check.

Let's remove the retry logic and check the state against TCP_CLOSE first.

Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-06-25 11:10:18 +02:00
Kuniyuki Iwashima
ed99822817 af_unix: Define locking order for U_LOCK_SECOND in unix_state_double_lock().
unix_dgram_connect() and unix_dgram_{send,recv}msg() lock the socket
and peer in ascending order of the socket address.

Let's define the order as unix_state_lock_cmp_fn() instead of using
unix_state_lock_nested().

Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Reviewed-by: Kent Overstreet <kent.overstreet@linux.dev>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-06-25 11:10:18 +02:00
Kuniyuki Iwashima
3955802f16 af_unix: Define locking order for unix_table_double_lock().
When created, AF_UNIX socket is put into net->unx.table.buckets[],
and the hash is stored in sk->sk_hash.

  * unbound socket  : 0 <= sk_hash <= UNIX_HASH_MOD

When bind() is called, the socket could be moved to another bucket.

  * pathname socket : 0 <= sk_hash <= UNIX_HASH_MOD
  * abstract socket : UNIX_HASH_MOD + 1 <= sk_hash <= UNIX_HASH_MOD * 2 + 1

Then, we call unix_table_double_lock() which locks a single bucket
or two.

Let's define the order as unix_table_lock_cmp_fn() instead of using
spin_lock_nested().

The locking is always done in ascending order of sk->sk_hash, which
is the index of buckets/locks array allocated by kvmalloc_array().

  sk_hash_A < sk_hash_B
  <=> &locks[sk_hash_A].dep_map < &locks[sk_hash_B].dep_map

So, the relation of two sk->sk_hash can be derived from the addresses
of dep_map in the array of locks.

Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Reviewed-by: Kent Overstreet <kent.overstreet@linux.dev>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-06-25 11:10:18 +02:00
Nick Child
0983d288ca ibmvnic: Add tx check to prevent skb leak
Below is a summary of how the driver stores a reference to an skb during
transmit:
    tx_buff[free_map[consumer_index]]->skb = new_skb;
    free_map[consumer_index] = IBMVNIC_INVALID_MAP;
    consumer_index ++;
Where variable data looks like this:
    free_map == [4, IBMVNIC_INVALID_MAP, IBMVNIC_INVALID_MAP, 0, 3]
                                               	consumer_index^
    tx_buff == [skb=null, skb=<ptr>, skb=<ptr>, skb=null, skb=null]

The driver has checks to ensure that free_map[consumer_index] pointed to
a valid index but there was no check to ensure that this index pointed
to an unused/null skb address. So, if, by some chance, our free_map and
tx_buff lists become out of sync then we were previously risking an
skb memory leak. This could then cause tcp congestion control to stop
sending packets, eventually leading to ETIMEDOUT.

Therefore, add a conditional to ensure that the skb address is null. If
not then warn the user (because this is still a bug that should be
patched) and free the old pointer to prevent memleak/tcp problems.

Signed-off-by: Nick Child <nnac123@linux.ibm.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-06-25 10:43:42 +02:00
Steffen Klassert
07b87f9eea xfrm: Fix unregister netdevice hang on hardware offload.
When offloading xfrm states to hardware, the offloading
device is attached to the skbs secpath. If a skb is free
is deferred, an unregister netdevice hangs because the
netdevice is still refcounted.

Fix this by removing the netdevice from the xfrm states
when the netdevice is unregistered. To find all xfrm states
that need to be cleared we add another list where skbs
linked to that are unlinked from the lists (deleted)
but not yet freed.

Fixes: d77e38e612 ("xfrm: Add an IPsec hardware offloading API")
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
2024-06-25 10:02:55 +02:00
Jeff Johnson
26149e6fe1 drm/ttm/tests: add missing MODULE_DESCRIPTION() macros
make allmodconfig && make W=1 C=1 reports:
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/gpu/drm/ttm/tests/ttm_device_test.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/gpu/drm/ttm/tests/ttm_pool_test.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/gpu/drm/ttm/tests/ttm_resource_test.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/gpu/drm/ttm/tests/ttm_tt_test.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/gpu/drm/ttm/tests/ttm_bo_test.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/gpu/drm/ttm/tests/ttm_bo_validate_test.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/gpu/drm/ttm/tests/ttm_mock_manager.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/gpu/drm/ttm/tests/ttm_kunit_helpers.o

Add the missing invocations of the MODULE_DESCRIPTION() macro.

Signed-off-by: Jeff Johnson <quic_jjohnson@quicinc.com>
Acked-by: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240624-md-drivers-gpu-drm-ttm-tests-v2-1-76bb765e19c9@quicinc.com
Signed-off-by: Christian König <christian.koenig@amd.com>
2024-06-25 09:53:13 +02:00
Bryan Brattlof
f6faea753a cpufreq: ti: update OPP table for AM62Px SoCs
More speed grades for the AM62Px SoC family have been defined which
unfortunately no longer align with the AM62x table. So create a new
table with these new speed grades defined for the AM62Px

Reviewed-by: Dhruva Gole <d-gole@ti.com>
Signed-off-by: Bryan Brattlof <bb@ti.com>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
2024-06-25 12:46:17 +05:30
Bryan Brattlof
bc5de740fb cpufreq: ti: update OPP table for AM62Ax SoCs
As the AM62Ax SoC family matures more speed grades are being defined.
These new grades unfortunately no longer align with the AM62x SoC
family. Define a new table with new OPP speed grade limits for the
AM62Ax

Reviewed-by: Dhruva Gole <d-gole@ti.com>
Signed-off-by: Bryan Brattlof <bb@ti.com>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
2024-06-25 12:46:16 +05:30
Bartosz Golaszewski
8657af6c0a pinctrl: da9062: replace gpiochip_get_desc() with gpio_device_get_desc()
In order to finally confine the unsafe gpiochip_get_desc() to
drivers/gpio/, let's convert this driver to using the safer alternative
that takes the gpio_device as argument.

Acked-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20240618111824.15593-1-brgl@bgdev.pl
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
2024-06-25 09:12:48 +02:00
Greg Kroah-Hartman
cc8d5a2f09 Revert "printk: Save console options for add_preferred_console_match()"
This reverts commit f03e8c1060.

Let's roll back all of the serial core and printk console changes that
went into 6.10-rc1 as there still are problems with them that need to be
sorted out.

Link: https://lore.kernel.org/r/ZnpRozsdw6zbjqze@tlindgre-MOBL1
Reported-by: Petr Mladek <pmladek@suse.com>
Reported-by: Tony Lindgren <tony@atomide.com>
Cc: Jiri Slaby <jirislaby@kernel.org>
Cc: John Ogness <john.ogness@linutronix.de>
Cc: Sergey Senozhatsky <senozhatsky@chromium.org>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-06-25 07:58:10 +02:00
Greg Kroah-Hartman
64f9f010c6 Revert "printk: Don't try to parse DEVNAME:0.0 console options"
This reverts commit 8a831c584e.

Let's roll back all of the serial core and printk console changes that
went into 6.10-rc1 as there still are problems with them that need to be
sorted out.

Link: https://lore.kernel.org/r/ZnpRozsdw6zbjqze@tlindgre-MOBL1
Reported-by: Petr Mladek <pmladek@suse.com>
Reported-by: Tony Lindgren <tony@atomide.com>
Cc: Jiri Slaby <jirislaby@kernel.org>
Cc: John Ogness <john.ogness@linutronix.de>
Cc: Sergey Senozhatsky <senozhatsky@chromium.org>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-06-25 07:58:07 +02:00
Greg Kroah-Hartman
deb091cb05 Revert "printk: Flag register_console() if console is set on command line"
This reverts commit b73c9cbe4f.

Let's roll back all of the serial core and printk console changes that
went into 6.10-rc1 as there still are problems with them that need to be
sorted out.

Link: https://lore.kernel.org/r/ZnpRozsdw6zbjqze@tlindgre-MOBL1
Reported-by: Petr Mladek <pmladek@suse.com>
Reported-by: Tony Lindgren <tony@atomide.com>
Cc: Jiri Slaby <jirislaby@kernel.org>
Cc: John Ogness <john.ogness@linutronix.de>
Cc: Sergey Senozhatsky <senozhatsky@chromium.org>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-06-25 07:58:03 +02:00
Greg Kroah-Hartman
a5e4bb69ec Revert "serial: core: Add support for DEVNAME:0.0 style naming for kernel console"
This reverts commit 787a1cabac.

Let's roll back all of the serial core and printk console changes that
went into 6.10-rc1 as there still are problems with them that need to be
sorted out.

Link: https://lore.kernel.org/r/ZnpRozsdw6zbjqze@tlindgre-MOBL1
Reported-by: Petr Mladek <pmladek@suse.com>
Reported-by: Tony Lindgren <tony@atomide.com>
Cc: Jiri Slaby <jirislaby@kernel.org>
Cc: John Ogness <john.ogness@linutronix.de>
Cc: Sergey Senozhatsky <senozhatsky@chromium.org>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-06-25 07:58:00 +02:00
Greg Kroah-Hartman
e406c56dd9 Revert "serial: core: Handle serial console options"
This reverts commit a0f32e2dd9.

Let's roll back all of the serial core and printk console changes that
went into 6.10-rc1 as there still are problems with them that need to be
sorted out.

Link: https://lore.kernel.org/r/ZnpRozsdw6zbjqze@tlindgre-MOBL1
Reported-by: Petr Mladek <pmladek@suse.com>
Reported-by: Tony Lindgren <tony@atomide.com>
Cc: Jiri Slaby <jirislaby@kernel.org>
Cc: John Ogness <john.ogness@linutronix.de>
Cc: Sergey Senozhatsky <senozhatsky@chromium.org>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-06-25 07:57:58 +02:00
Greg Kroah-Hartman
740a796758 Revert "serial: 8250: Add preferred console in serial8250_isa_init_ports()"
This reverts commit a8b04cfe7d.

Let's roll back all of the serial core and printk console changes that
went into 6.10-rc1 as there still are problems with them that need to be
sorted out.

Link: https://lore.kernel.org/r/ZnpRozsdw6zbjqze@tlindgre-MOBL1
Reported-by: Petr Mladek <pmladek@suse.com>
Reported-by: Tony Lindgren <tony@atomide.com>
Cc: Jiri Slaby <jirislaby@kernel.org>
Cc: John Ogness <john.ogness@linutronix.de>
Cc: Sergey Senozhatsky <senozhatsky@chromium.org>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-06-25 07:57:55 +02:00
Greg Kroah-Hartman
12b7210ea8 Revert "Documentation: kernel-parameters: Add DEVNAME:0.0 format for serial ports"
This reverts commit 5c3a766e9f.

Let's roll back all of the serial core and printk console changes that
went into 6.10-rc1 as there still are problems with them that need to be
sorted out.

Link: https://lore.kernel.org/r/ZnpRozsdw6zbjqze@tlindgre-MOBL1
Reported-by: Petr Mladek <pmladek@suse.com>
Reported-by: Tony Lindgren <tony@atomide.com>
Cc: Jiri Slaby <jirislaby@kernel.org>
Cc: John Ogness <john.ogness@linutronix.de>
Cc: Sergey Senozhatsky <senozhatsky@chromium.org>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-06-25 07:57:51 +02:00