#
4baf4a29 |
| 02-Feb-2025 |
Andrew Jeffery <andrew@codeconstruct.com.au> |
Merge tag 'v6.6.75' into for/openbmc/dev-6.6
This is the 6.6.75 stable release
|
Revision tags: v6.6.75, v6.6.74, v6.6.73, v6.6.72, v6.6.71, v6.12.9, v6.6.70, v6.12.8, v6.6.69, v6.12.7, v6.6.68, v6.12.6, v6.6.67, v6.12.5, v6.6.66, v6.6.65, v6.12.4, v6.6.64, v6.12.3, v6.12.2, v6.6.63, v6.12.1, v6.12, v6.6.62, v6.6.61, v6.6.60, v6.6.59, v6.6.58, v6.6.57, v6.6.56, v6.6.55, v6.6.54, v6.6.53, v6.6.52, v6.6.51, v6.6.50, v6.6.49 |
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#
a99bacb3 |
| 03-Sep-2024 |
Alexey Dobriyan <adobriyan@gmail.com> |
block: fix integer overflow in BLKSECDISCARD
commit 697ba0b6ec4ae04afb67d3911799b5e2043b4455 upstream.
I independently rediscovered
commit 22d24a544b0d49bbcbd61c8c0eaf77d3c9297155 block: fix ove
block: fix integer overflow in BLKSECDISCARD
commit 697ba0b6ec4ae04afb67d3911799b5e2043b4455 upstream.
I independently rediscovered
commit 22d24a544b0d49bbcbd61c8c0eaf77d3c9297155 block: fix overflow in blk_ioctl_discard()
but for secure erase.
Same problem:
uint64_t r[2] = {512, 18446744073709551104ULL}; ioctl(fd, BLKSECDISCARD, r);
will enter near infinite loop inside blkdev_issue_secure_erase():
a.out: attempt to access beyond end of device loop0: rw=5, sector=3399043073, nr_sectors = 1024 limit=2048 bio_check_eod: 3286214 callbacks suppressed
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Link: https://lore.kernel.org/r/9e64057f-650a-46d1-b9f7-34af391536ef@p183 Signed-off-by: Jens Axboe <axboe@kernel.dk> Signed-off-by: Rajani Kantha <rajanikantha@engineer.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Revision tags: v6.6.48, v6.6.47, v6.6.46, v6.6.45, v6.6.44, v6.6.43, v6.6.42, v6.6.41, v6.6.40, v6.6.39, v6.6.38, v6.6.37 |
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#
57904291 |
| 27-Jun-2024 |
Andrew Jeffery <andrew@codeconstruct.com.au> |
Merge tag 'v6.6.36' into dev-6.6
This is the 6.6.36 stable release
|
Revision tags: v6.6.36, v6.6.35, v6.6.34, v6.6.33, v6.6.32, v6.6.31 |
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#
fd841ee0 |
| 06-May-2024 |
Justin Stitt <justinstitt@google.com> |
block/ioctl: prefer different overflow check
[ Upstream commit ccb326b5f9e623eb7f130fbbf2505ec0e2dcaff9 ]
Running syzkaller with the newly reintroduced signed integer overflow sanitizer shows this
block/ioctl: prefer different overflow check
[ Upstream commit ccb326b5f9e623eb7f130fbbf2505ec0e2dcaff9 ]
Running syzkaller with the newly reintroduced signed integer overflow sanitizer shows this report:
[ 62.982337] ------------[ cut here ]------------ [ 62.985692] cgroup: Invalid name [ 62.986211] UBSAN: signed-integer-overflow in ../block/ioctl.c:36:46 [ 62.989370] 9pnet_fd: p9_fd_create_tcp (7343): problem connecting socket to 127.0.0.1 [ 62.992992] 9223372036854775807 + 4095 cannot be represented in type 'long long' [ 62.997827] 9pnet_fd: p9_fd_create_tcp (7345): problem connecting socket to 127.0.0.1 [ 62.999369] random: crng reseeded on system resumption [ 63.000634] GUP no longer grows the stack in syz-executor.2 (7353): 20002000-20003000 (20001000) [ 63.000668] CPU: 0 PID: 7353 Comm: syz-executor.2 Not tainted 6.8.0-rc2-00035-gb3ef86b5a957 #1 [ 63.000677] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 63.000682] Call Trace: [ 63.000686] <TASK> [ 63.000731] dump_stack_lvl+0x93/0xd0 [ 63.000919] __get_user_pages+0x903/0xd30 [ 63.001030] __gup_longterm_locked+0x153e/0x1ba0 [ 63.001041] ? _raw_read_unlock_irqrestore+0x17/0x50 [ 63.001072] ? try_get_folio+0x29c/0x2d0 [ 63.001083] internal_get_user_pages_fast+0x1119/0x1530 [ 63.001109] iov_iter_extract_pages+0x23b/0x580 [ 63.001206] bio_iov_iter_get_pages+0x4de/0x1220 [ 63.001235] iomap_dio_bio_iter+0x9b6/0x1410 [ 63.001297] __iomap_dio_rw+0xab4/0x1810 [ 63.001316] iomap_dio_rw+0x45/0xa0 [ 63.001328] ext4_file_write_iter+0xdde/0x1390 [ 63.001372] vfs_write+0x599/0xbd0 [ 63.001394] ksys_write+0xc8/0x190 [ 63.001403] do_syscall_64+0xd4/0x1b0 [ 63.001421] ? arch_exit_to_user_mode_prepare+0x3a/0x60 [ 63.001479] entry_SYSCALL_64_after_hwframe+0x6f/0x77 [ 63.001535] RIP: 0033:0x7f7fd3ebf539 [ 63.001551] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 63.001562] RSP: 002b:00007f7fd32570c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 63.001584] RAX: ffffffffffffffda RBX: 00007f7fd3ff3f80 RCX: 00007f7fd3ebf539 [ 63.001590] RDX: 4db6d1e4f7e43360 RSI: 0000000020000000 RDI: 0000000000000004 [ 63.001595] RBP: 00007f7fd3f1e496 R08: 0000000000000000 R09: 0000000000000000 [ 63.001599] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 63.001604] R13: 0000000000000006 R14: 00007f7fd3ff3f80 R15: 00007ffd415ad2b8 ... [ 63.018142] ---[ end trace ]---
Historically, the signed integer overflow sanitizer did not work in the kernel due to its interaction with `-fwrapv` but this has since been changed [1] in the newest version of Clang; It was re-enabled in the kernel with Commit 557f8c582a9ba8ab ("ubsan: Reintroduce signed overflow sanitizer").
Let's rework this overflow checking logic to not actually perform an overflow during the check itself, thus avoiding the UBSAN splat.
[1]: https://github.com/llvm/llvm-project/pull/82432
Signed-off-by: Justin Stitt <justinstitt@google.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Link: https://lore.kernel.org/r/20240507-b4-sio-block-ioctl-v3-1-ba0c2b32275e@google.com Signed-off-by: Jens Axboe <axboe@kernel.dk> Signed-off-by: Sasha Levin <sashal@kernel.org>
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#
e0d77d0f |
| 19-May-2024 |
Andrew Jeffery <andrew@codeconstruct.com.au> |
Merge tag 'v6.6.31' into dev-6.6
This is the 6.6.31 stable release
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Revision tags: v6.6.30, v6.6.29, v6.6.28, v6.6.27, v6.6.26, v6.6.25, v6.6.24 |
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#
e1d38cde |
| 28-Mar-2024 |
Li Nan <linan122@huawei.com> |
block: fix overflow in blk_ioctl_discard()
[ Upstream commit 22d24a544b0d49bbcbd61c8c0eaf77d3c9297155 ]
There is no check for overflow of 'start + len' in blk_ioctl_discard(). Hung task occurs if s
block: fix overflow in blk_ioctl_discard()
[ Upstream commit 22d24a544b0d49bbcbd61c8c0eaf77d3c9297155 ]
There is no check for overflow of 'start + len' in blk_ioctl_discard(). Hung task occurs if submit an discard ioctl with the following param: start = 0x80000000000ff000, len = 0x8000000000fff000; Add the overflow validation now.
Signed-off-by: Li Nan <linan122@huawei.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Link: https://lore.kernel.org/r/20240329012319.2034550-1-linan666@huaweicloud.com Signed-off-by: Jens Axboe <axboe@kernel.dk> Signed-off-by: Sasha Levin <sashal@kernel.org>
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Revision tags: v6.6.23 |
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#
7d7ae873 |
| 10-Feb-2024 |
Andrew Jeffery <andrew@codeconstruct.com.au> |
Merge tag 'v6.6.15' into dev-6.6
This is the 6.6.15 stable release
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#
1188f7f1 |
| 10-Feb-2024 |
Andrew Jeffery <andrew@codeconstruct.com.au> |
Merge tag 'v6.6.14' into dev-6.6
This is the 6.6.14 stable release
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Revision tags: v6.6.16, v6.6.15, v6.6.14, v6.6.13 |
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#
1539adf7 |
| 18-Jan-2024 |
Li Lingfeng <lilingfeng3@huawei.com> |
block: Move checking GENHD_FL_NO_PART to bdev_add_partition()
[ Upstream commit 7777f47f2ea64efd1016262e7b59fab34adfb869 ]
Commit 1a721de8489f ("block: don't add or resize partition on the disk wit
block: Move checking GENHD_FL_NO_PART to bdev_add_partition()
[ Upstream commit 7777f47f2ea64efd1016262e7b59fab34adfb869 ]
Commit 1a721de8489f ("block: don't add or resize partition on the disk with GENHD_FL_NO_PART") prevented all operations about partitions on disks with GENHD_FL_NO_PART in blkpg_do_ioctl() since they are meaningless. However, it changed error code in some scenarios. So move checking GENHD_FL_NO_PART to bdev_add_partition() to eliminate impact.
Fixes: 1a721de8489f ("block: don't add or resize partition on the disk with GENHD_FL_NO_PART") Reported-by: Allison Karlitskaya <allison.karlitskaya@redhat.com> Closes: https://lore.kernel.org/all/CAOYeF9VsmqKMcQjo1k6YkGNujwN-nzfxY17N3F-CMikE1tYp+w@mail.gmail.com/ Signed-off-by: Li Lingfeng <lilingfeng3@huawei.com> Reviewed-by: Yu Kuai <yukuai3@huawei.com> Link: https://lore.kernel.org/r/20240118130401.792757-1-lilingfeng@huaweicloud.com Signed-off-by: Jens Axboe <axboe@kernel.dk> Signed-off-by: Sasha Levin <sashal@kernel.org>
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Revision tags: v6.6.12, v6.6.11, v6.6.10, v6.6.9, v6.6.8, v6.6.7, v6.6.6, v6.6.5, v6.6.4, v6.6.3, v6.6.2, v6.5.11, v6.6.1, v6.5.10, v6.6, v6.5.9, v6.5.8, v6.5.7, v6.5.6, v6.5.5, v6.5.4, v6.5.3, v6.5.2, v6.1.51, v6.5.1, v6.1.50, v6.5, v6.1.49, v6.1.48, v6.1.46, v6.1.45, v6.1.44, v6.1.43, v6.1.42, v6.1.41, v6.1.40, v6.1.39, v6.1.38, v6.1.37 |
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#
cb16cc1a |
| 29-Jun-2023 |
Min Li <min15.li@samsung.com> |
block: add check that partition length needs to be aligned with block size
commit 6f64f866aa1ae6975c95d805ed51d7e9433a0016 upstream.
Before calling add partition or resize partition, there is no ch
block: add check that partition length needs to be aligned with block size
commit 6f64f866aa1ae6975c95d805ed51d7e9433a0016 upstream.
Before calling add partition or resize partition, there is no check on whether the length is aligned with the logical block size. If the logical block size of the disk is larger than 512 bytes, then the partition size maybe not the multiple of the logical block size, and when the last sector is read, bio_truncate() will adjust the bio size, resulting in an IO error if the size of the read command is smaller than the logical block size.If integrity data is supported, this will also result in a null pointer dereference when calling bio_integrity_free.
Cc: <stable@vger.kernel.org> Signed-off-by: Min Li <min15.li@samsung.com> Reviewed-by: Damien Le Moal <dlemoal@kernel.org> Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Link: https://lore.kernel.org/r/20230629142517.121241-1-min15.li@samsung.com Signed-off-by: Jens Axboe <axboe@kernel.dk> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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#
c900529f |
| 12-Sep-2023 |
Thomas Zimmermann <tzimmermann@suse.de> |
Merge drm/drm-fixes into drm-misc-fixes
Forwarding to v6.6-rc1.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
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#
7402e635 |
| 08-Sep-2023 |
Linus Torvalds <torvalds@linux-foundation.org> |
Merge tag 'block-6.6-2023-09-08' of git://git.kernel.dk/linux
Pull block fixes from Jens Axboe:
- Fix null_blk polled IO timeout handling (Chengming)
- Regression fix for swapped arguments in dr
Merge tag 'block-6.6-2023-09-08' of git://git.kernel.dk/linux
Pull block fixes from Jens Axboe:
- Fix null_blk polled IO timeout handling (Chengming)
- Regression fix for swapped arguments in drbd bvec_set_page() (Christoph)
- String length handling fix for s390 dasd (Heiko)
- Fixes for blk-throttle accounting (Yu)
- Fix page pinning issue for same page segments (Christoph)
- Remove redundant file_remove_privs() call (Christoph)
- Fix a regression in partition handling for devices not supporting partitions (Li)
* tag 'block-6.6-2023-09-08' of git://git.kernel.dk/linux: drbd: swap bvec_set_page len and offset block: fix pin count management when merging same-page segments null_blk: fix poll request timeout handling s390/dasd: fix string length handling block: don't add or resize partition on the disk with GENHD_FL_NO_PART block: remove the call to file_remove_privs in blkdev_write_iter blk-throttle: consider 'carryover_ios/bytes' in throtl_trim_slice() blk-throttle: use calculate_io/bytes_allowed() for throtl_trim_slice() blk-throttle: fix wrong comparation while 'carryover_ios/bytes' is negative blk-throttle: print signed value 'carryover_bytes/ios' for user
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#
1a721de8 |
| 31-Aug-2023 |
Li Lingfeng <lilingfeng3@huawei.com> |
block: don't add or resize partition on the disk with GENHD_FL_NO_PART
Commit a33df75c6328 ("block: use an xarray for disk->part_tbl") remove disk_expand_part_tbl() in add_partition(), which means a
block: don't add or resize partition on the disk with GENHD_FL_NO_PART
Commit a33df75c6328 ("block: use an xarray for disk->part_tbl") remove disk_expand_part_tbl() in add_partition(), which means all kinds of devices will support extended dynamic `dev_t`. However, some devices with GENHD_FL_NO_PART are not expected to add or resize partition. Fix this by adding check of GENHD_FL_NO_PART before add or resize partition.
Fixes: a33df75c6328 ("block: use an xarray for disk->part_tbl") Signed-off-by: Li Lingfeng <lilingfeng3@huawei.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Link: https://lore.kernel.org/r/20230831075900.1725842-1-lilingfeng@huaweicloud.com Signed-off-by: Jens Axboe <axboe@kernel.dk>
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#
511fb5ba |
| 28-Aug-2023 |
Linus Torvalds <torvalds@linux-foundation.org> |
Merge tag 'v6.6-vfs.super' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs
Pull superblock updates from Christian Brauner: "This contains the super rework that was ready for this cycle. Th
Merge tag 'v6.6-vfs.super' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs
Pull superblock updates from Christian Brauner: "This contains the super rework that was ready for this cycle. The first part changes the order of how we open block devices and allocate superblocks, contains various cleanups, simplifications, and a new mechanism to wait on superblock state changes.
This unblocks work to ultimately limit the number of writers to a block device. Jan has already scheduled follow-up work that will be ready for v6.7 and allows us to restrict the number of writers to a given block device. That series builds on this work right here.
The second part contains filesystem freezing updates.
Overview:
The generic superblock changes are rougly organized as follows (ignoring additional minor cleanups):
(1) Removal of the bd_super member from struct block_device.
This was a very odd back pointer to struct super_block with unclear rules. For all relevant places we have other means to get the same information so just get rid of this.
(2) Simplify rules for superblock cleanup.
Roughly, everything that is allocated during fs_context initialization and that's stored in fs_context->s_fs_info needs to be cleaned up by the fs_context->free() implementation before the superblock allocation function has been called successfully.
After sget_fc() returned fs_context->s_fs_info has been transferred to sb->s_fs_info at which point sb->kill_sb() if fully responsible for cleanup. Adhering to these rules means that cleanup of sb->s_fs_info in fill_super() is to be avoided as it's brittle and inconsistent.
Cleanup shouldn't be duplicated between sb->put_super() as sb->put_super() is only called if sb->s_root has been set aka when the filesystem has been successfully born (SB_BORN). That complexity should be avoided.
This also means that block devices are to be closed in sb->kill_sb() instead of sb->put_super(). More details in the lower section.
(3) Make it possible to lookup or create a superblock before opening block devices
There's a subtle dependency on (2) as some filesystems did rely on fill_super() to be called in order to correctly clean up sb->s_fs_info. All these filesystems have been fixed.
(4) Switch most filesystem to follow the same logic as the generic mount code now does as outlined in (3).
(5) Use the superblock as the holder of the block device. We can now easily go back from block device to owning superblock.
(6) Export and extend the generic fs_holder_ops and use them as holder ops everywhere and remove the filesystem specific holder ops.
(7) Call from the block layer up into the filesystem layer when the block device is removed, allowing to shut down the filesystem without risk of deadlocks.
(8) Get rid of get_super().
We can now easily go back from the block device to owning superblock and can call up from the block layer into the filesystem layer when the device is removed. So no need to wade through all registered superblock to find the owning superblock anymore"
Link: https://lore.kernel.org/lkml/20230824-prall-intakt-95dbffdee4a0@brauner/
* tag 'v6.6-vfs.super' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs: (47 commits) super: use higher-level helper for {freeze,thaw} super: wait until we passed kill super super: wait for nascent superblocks super: make locking naming consistent super: use locking helpers fs: simplify invalidate_inodes fs: remove get_super block: call into the file system for ioctl BLKFLSBUF block: call into the file system for bdev_mark_dead block: consolidate __invalidate_device and fsync_bdev block: drop the "busy inodes on changed media" log message dasd: also call __invalidate_device when setting the device offline amiflop: don't call fsync_bdev in FDFMTBEG floppy: call disk_force_media_change when changing the format block: simplify the disk_force_media_change interface nbd: call blk_mark_disk_dead in nbd_clear_sock_ioctl xfs use fs_holder_ops for the log and RT devices xfs: drop s_umount over opening the log and RT devices ext4: use fs_holder_ops for the log device ext4: drop s_umount over opening the log device ...
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#
2142b88c |
| 11-Aug-2023 |
Christoph Hellwig <hch@lst.de> |
block: call into the file system for ioctl BLKFLSBUF
BLKFLSBUF is a historic ioctl that is called on a file handle to a block device and syncs either the file system mounted on that block device if
block: call into the file system for ioctl BLKFLSBUF
BLKFLSBUF is a historic ioctl that is called on a file handle to a block device and syncs either the file system mounted on that block device if there is one, or otherwise the just the data on the block device.
Replace the get_super based syncing with a holder operation to remove the last usage of get_super, and to also support syncing the file system if the block device is not the main block device stored in s_dev.
Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Josef Bacik <josef@toxicpanda.com> Message-Id: <20230811100828.1897174-16-hch@lst.de> Signed-off-by: Christian Brauner <brauner@kernel.org>
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#
2612e3bb |
| 07-Aug-2023 |
Rodrigo Vivi <rodrigo.vivi@intel.com> |
Merge drm/drm-next into drm-intel-next
Catching-up with drm-next and drm-intel-gt-next. It will unblock a code refactor around the platform definitions (names vs acronyms).
Signed-off-by: Rodrigo V
Merge drm/drm-next into drm-intel-next
Catching-up with drm-next and drm-intel-gt-next. It will unblock a code refactor around the platform definitions (names vs acronyms).
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
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#
9f771739 |
| 07-Aug-2023 |
Joonas Lahtinen <joonas.lahtinen@linux.intel.com> |
Merge drm/drm-next into drm-intel-gt-next
Need to pull in b3e4aae612ec ("drm/i915/hdcp: Modify hdcp_gsc_message msg sending mechanism") as a dependency for https://patchwork.freedesktop.org/series/1
Merge drm/drm-next into drm-intel-gt-next
Need to pull in b3e4aae612ec ("drm/i915/hdcp: Modify hdcp_gsc_message msg sending mechanism") as a dependency for https://patchwork.freedesktop.org/series/121735/
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
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#
61b73694 |
| 24-Jul-2023 |
Thomas Zimmermann <tzimmermann@suse.de> |
Merge drm/drm-next into drm-misc-next
Backmerging to get v6.5-rc2.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
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#
0791faeb |
| 17-Jul-2023 |
Mark Brown <broonie@kernel.org> |
ASoC: Merge v6.5-rc2
Get a similar baseline to my other branches, and fixes for people using the branch.
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#
2f98e686 |
| 11-Jul-2023 |
Maxime Ripard <mripard@kernel.org> |
Merge v6.5-rc1 into drm-misc-fixes
Boris needs 6.5-rc1 in drm-misc-fixes to prevent a conflict.
Signed-off-by: Maxime Ripard <mripard@kernel.org>
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#
44f10dbe |
| 30-Jun-2023 |
Andrew Morton <akpm@linux-foundation.org> |
Merge branch 'master' into mm-hotfixes-stable
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Revision tags: v6.1.36 |
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#
a0433f8c |
| 26-Jun-2023 |
Linus Torvalds <torvalds@linux-foundation.org> |
Merge tag 'for-6.5/block-2023-06-23' of git://git.kernel.dk/linux
Pull block updates from Jens Axboe:
- NVMe pull request via Keith: - Various cleanups all around (Irvin, Chaitanya, Christop
Merge tag 'for-6.5/block-2023-06-23' of git://git.kernel.dk/linux
Pull block updates from Jens Axboe:
- NVMe pull request via Keith: - Various cleanups all around (Irvin, Chaitanya, Christophe) - Better struct packing (Christophe JAILLET) - Reduce controller error logs for optional commands (Keith) - Support for >=64KiB block sizes (Daniel Gomez) - Fabrics fixes and code organization (Max, Chaitanya, Daniel Wagner)
- bcache updates via Coly: - Fix a race at init time (Mingzhe Zou) - Misc fixes and cleanups (Andrea, Thomas, Zheng, Ye)
- use page pinning in the block layer for dio (David)
- convert old block dio code to page pinning (David, Christoph)
- cleanups for pktcdvd (Andy)
- cleanups for rnbd (Guoqing)
- use the unchecked __bio_add_page() for the initial single page additions (Johannes)
- fix overflows in the Amiga partition handling code (Michael)
- improve mq-deadline zoned device support (Bart)
- keep passthrough requests out of the IO schedulers (Christoph, Ming)
- improve support for flush requests, making them less special to deal with (Christoph)
- add bdev holder ops and shutdown methods (Christoph)
- fix the name_to_dev_t() situation and use cases (Christoph)
- decouple the block open flags from fmode_t (Christoph)
- ublk updates and cleanups, including adding user copy support (Ming)
- BFQ sanity checking (Bart)
- convert brd from radix to xarray (Pankaj)
- constify various structures (Thomas, Ivan)
- more fine grained persistent reservation ioctl capability checks (Jingbo)
- misc fixes and cleanups (Arnd, Azeem, Demi, Ed, Hengqi, Hou, Jan, Jordy, Li, Min, Yu, Zhong, Waiman)
* tag 'for-6.5/block-2023-06-23' of git://git.kernel.dk/linux: (266 commits) scsi/sg: don't grab scsi host module reference ext4: Fix warning in blkdev_put() block: don't return -EINVAL for not found names in devt_from_devname cdrom: Fix spectre-v1 gadget block: Improve kernel-doc headers blk-mq: don't insert passthrough request into sw queue bsg: make bsg_class a static const structure ublk: make ublk_chr_class a static const structure aoe: make aoe_class a static const structure block/rnbd: make all 'class' structures const block: fix the exclusive open mask in disk_scan_partitions block: add overflow checks for Amiga partition support block: change all __u32 annotations to __be32 in affs_hardblocks.h block: fix signed int overflow in Amiga partition support block: add capacity validation in bdev_add_partition() block: fine-granular CAP_SYS_ADMIN for Persistent Reservation block: disallow Persistent Reservation on partitions reiserfs: fix blkdev_put() warning from release_journal_dev() block: fix wrong mode for blkdev_get_by_dev() from disk_scan_partitions() block: document the holder argument to blkdev_get_by_path ...
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Revision tags: v6.4, v6.1.35, v6.1.34 |
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9a72a024 |
| 13-Jun-2023 |
Jingbo Xu <jefflexu@linux.alibaba.com> |
block: fine-granular CAP_SYS_ADMIN for Persistent Reservation
Allow of unprivileged Persistent Reservation operations on devices if the write permission check on the device node has passed.
brw-rw-
block: fine-granular CAP_SYS_ADMIN for Persistent Reservation
Allow of unprivileged Persistent Reservation operations on devices if the write permission check on the device node has passed.
brw-rw---- 1 root disk 259, 0 Jun 13 07:09 /dev/nvme0n1
In the example above, the "disk" group of nvme0n1 is also allowed to make reservations on the device even without CAP_SYS_ADMIN.
Signed-off-by: Jingbo Xu <jefflexu@linux.alibaba.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Link: https://lore.kernel.org/r/20230613084008.93795-3-jefflexu@linux.alibaba.com Signed-off-by: Jens Axboe <axboe@kernel.dk>
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12629621 |
| 13-Jun-2023 |
Jingbo Xu <jefflexu@linux.alibaba.com> |
block: disallow Persistent Reservation on partitions
Refuse Persistent Reservation operations on partitions as reservation on partitions doesn't make sense.
Besides, introduce blkdev_pr_allowed() h
block: disallow Persistent Reservation on partitions
Refuse Persistent Reservation operations on partitions as reservation on partitions doesn't make sense.
Besides, introduce blkdev_pr_allowed() helper, where more policies could be placed here later.
Signed-off-by: Jingbo Xu <jefflexu@linux.alibaba.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Link: https://lore.kernel.org/r/20230613084008.93795-2-jefflexu@linux.alibaba.com Signed-off-by: Jens Axboe <axboe@kernel.dk>
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Revision tags: v6.1.33 |
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05bdb996 |
| 08-Jun-2023 |
Christoph Hellwig <hch@lst.de> |
block: replace fmode_t with a block-specific type for block open flags
The only overlap between the block open flags mapped into the fmode_t and other uses of fmode_t are FMODE_READ and FMODE_WRITE.
block: replace fmode_t with a block-specific type for block open flags
The only overlap between the block open flags mapped into the fmode_t and other uses of fmode_t are FMODE_READ and FMODE_WRITE. Define a new blk_mode_t instead for use in blkdev_get_by_{dev,path}, ->open and ->ioctl and stop abusing fmode_t.
Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Jack Wang <jinpu.wang@ionos.com> [rnbd] Reviewed-by: Hannes Reinecke <hare@suse.de> Reviewed-by: Christian Brauner <brauner@kernel.org> Link: https://lore.kernel.org/r/20230608110258.189493-28-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
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