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When `nouveau_dmem_copy_one` is called, the following error occurs:
[272146.675156] nouveau 0000:06:00.0: fifo: PBDMA9: 00000004 [HCE_PRIV]
ch 1 00000300 00003386
This indicates that a copy push command triggered a Host Copy Engine
Privileged error on channel 1 (Copy Engine channel). To address this
issue, modify the Copy Engine channel to allow privileged push commands
Fixes: 6de125383a5c ("drm/nouveau/fifo: expose runlist topology info on all chipsets")
Signed-off-by: Yonatan Maman <Ymaman@Nvidia.com>
Co-developed-by: Gal Shalom <GalShalom@Nvidia.com>
Signed-off-by: Gal Shalom <GalShalom@Nvidia.com>
Reviewed-by: Ben Skeggs <bskeggs@nvidia.com>
Signed-off-by: Danilo Krummrich <dakr@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20241008115943.990286-2-ymaman@nvidia.com
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Upon closing the file descriptor, the active performance monitor is not
stopped. Although all perfmons are destroyed in `vc4_perfmon_close_file()`,
the active performance monitor's pointer (`vc4->active_perfmon`) is still
retained.
If we open a new file descriptor and submit a few jobs with performance
monitors, the driver will attempt to stop the active performance monitor
using the stale pointer in `vc4->active_perfmon`. However, this pointer
is no longer valid because the previous process has already terminated,
and all performance monitors associated with it have been destroyed and
freed.
To fix this, when the active performance monitor belongs to a given
process, explicitly stop it before destroying and freeing it.
Cc: stable@vger.kernel.org # v4.17+
Cc: Boris Brezillon <bbrezillon@kernel.org>
Cc: Juan A. Suarez Romero <jasuarez@igalia.com>
Fixes: 65101d8c9108 ("drm/vc4: Expose performance counters to userspace")
Signed-off-by: Maíra Canal <mcanal@igalia.com>
Reviewed-by: Juan A. Suarez <jasuarez@igalia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241004123817.890016-2-mcanal@igalia.com
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When running `kmscube` with one or more performance monitors enabled
via `GALLIUM_HUD`, the following kernel panic can occur:
[ 55.008324] Unable to handle kernel paging request at virtual address 00000000052004a4
[ 55.008368] Mem abort info:
[ 55.008377] ESR = 0x0000000096000005
[ 55.008387] EC = 0x25: DABT (current EL), IL = 32 bits
[ 55.008402] SET = 0, FnV = 0
[ 55.008412] EA = 0, S1PTW = 0
[ 55.008421] FSC = 0x05: level 1 translation fault
[ 55.008434] Data abort info:
[ 55.008442] ISV = 0, ISS = 0x00000005, ISS2 = 0x00000000
[ 55.008455] CM = 0, WnR = 0, TnD = 0, TagAccess = 0
[ 55.008467] GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0
[ 55.008481] user pgtable: 4k pages, 39-bit VAs, pgdp=00000001046c6000
[ 55.008497] [00000000052004a4] pgd=0000000000000000, p4d=0000000000000000, pud=0000000000000000
[ 55.008525] Internal error: Oops: 0000000096000005 [#1] PREEMPT SMP
[ 55.008542] Modules linked in: rfcomm [...] vc4 v3d snd_soc_hdmi_codec drm_display_helper
gpu_sched drm_shmem_helper cec drm_dma_helper drm_kms_helper i2c_brcmstb
drm drm_panel_orientation_quirks snd_soc_core snd_compress snd_pcm_dmaengine snd_pcm snd_timer snd backlight
[ 55.008799] CPU: 2 PID: 166 Comm: v3d_bin Tainted: G C 6.6.47+rpt-rpi-v8 #1 Debian 1:6.6.47-1+rpt1
[ 55.008824] Hardware name: Raspberry Pi 4 Model B Rev 1.5 (DT)
[ 55.008838] pstate: 20000005 (nzCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[ 55.008855] pc : __mutex_lock.constprop.0+0x90/0x608
[ 55.008879] lr : __mutex_lock.constprop.0+0x58/0x608
[ 55.008895] sp : ffffffc080673cf0
[ 55.008904] x29: ffffffc080673cf0 x28: 0000000000000000 x27: ffffff8106188a28
[ 55.008926] x26: ffffff8101e78040 x25: ffffff8101baa6c0 x24: ffffffd9d989f148
[ 55.008947] x23: ffffffda1c2a4008 x22: 0000000000000002 x21: ffffffc080673d38
[ 55.008968] x20: ffffff8101238000 x19: ffffff8104f83188 x18: 0000000000000000
[ 55.008988] x17: 0000000000000000 x16: ffffffda1bd04d18 x15: 00000055bb08bc90
[ 55.009715] x14: 0000000000000000 x13: 0000000000000000 x12: ffffffda1bd4cbb0
[ 55.010433] x11: 00000000fa83b2da x10: 0000000000001a40 x9 : ffffffda1bd04d04
[ 55.011162] x8 : ffffff8102097b80 x7 : 0000000000000000 x6 : 00000000030a5857
[ 55.011880] x5 : 00ffffffffffffff x4 : 0300000005200470 x3 : 0300000005200470
[ 55.012598] x2 : ffffff8101238000 x1 : 0000000000000021 x0 : 0300000005200470
[ 55.013292] Call trace:
[ 55.013959] __mutex_lock.constprop.0+0x90/0x608
[ 55.014646] __mutex_lock_slowpath+0x1c/0x30
[ 55.015317] mutex_lock+0x50/0x68
[ 55.015961] v3d_perfmon_stop+0x40/0xe0 [v3d]
[ 55.016627] v3d_bin_job_run+0x10c/0x2d8 [v3d]
[ 55.017282] drm_sched_main+0x178/0x3f8 [gpu_sched]
[ 55.017921] kthread+0x11c/0x128
[ 55.018554] ret_from_fork+0x10/0x20
[ 55.019168] Code: f9400260 f1001c1f 54001ea9 927df000 (b9403401)
[ 55.019776] ---[ end trace 0000000000000000 ]---
[ 55.020411] note: v3d_bin[166] exited with preempt_count 1
This issue arises because, upon closing the file descriptor (which happens
when we interrupt `kmscube`), the active performance monitor is not
stopped. Although all perfmons are destroyed in `v3d_perfmon_close_file()`,
the active performance monitor's pointer (`v3d->active_perfmon`) is still
retained.
If `kmscube` is run again, the driver will attempt to stop the active
performance monitor using the stale pointer in `v3d->active_perfmon`.
However, this pointer is no longer valid because the previous process has
already terminated, and all performance monitors associated with it have
been destroyed and freed.
To fix this, when the active performance monitor belongs to a given
process, explicitly stop it before destroying and freeing it.
Cc: stable@vger.kernel.org # v5.15+
Closes: https://github.com/raspberrypi/linux/issues/6389
Fixes: 26a4dc29b74a ("drm/v3d: Expose performance counters to userspace")
Signed-off-by: Maíra Canal <mcanal@igalia.com>
Reviewed-by: Juan A. Suarez <jasuarez@igalia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241004130625.918580-2-mcanal@igalia.com
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The mutex field has two following semicolons, replace this with just
one semicolon.
Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Signed-off-by: Danilo Krummrich <dakr@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20240917120856.1877733-1-colin.i.king@gmail.com
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Now that drm sched uses a single lockdep map for all submit_wq, drop the
GuC submit_wq pool hack.
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Nirmoy Das <nirmoy.das@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241002131639.3425022-3-matthew.brost@intel.com
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Acked-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
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Avoid leaking a lockdep map on each drm sched creation and destruction
by using a single lockdep map for all drm sched allocated submit_wq.
v2:
- Use alloc_ordered_workqueue_lockdep_map (Tejun)
Cc: Luben Tuikov <ltuikov89@gmail.com>
Cc: Christian König <christian.koenig@amd.com>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Nirmoy Das <nirmoy.das@intel.com>
Acked-by: Danilo Krummrich <dakr@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20241002131639.3425022-2-matthew.brost@intel.com
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
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The only user (the mesa gallium driver) is already assuming explicit
synchronization and doing the export/import dance on shared BOs. The
only reason we were registering ourselves as writers on external BOs
is because Xe, which was the reference back when we developed Panthor,
was doing so. Turns out Xe was wrong, and we really want bookkeep on
all registered fences, so userspace can explicitly upgrade those to
read/write when needed.
Fixes: 4bdca1150792 ("drm/panthor: Add the driver frontend block")
Cc: Matthew Brost <matthew.brost@intel.com>
Cc: Simona Vetter <simona.vetter@ffwll.ch>
Cc: <stable@vger.kernel.org>
Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: Steven Price <steven.price@arm.com>
Reviewed-by: Liviu Dudau <liviu.dudau@arm.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240905070155.3254011-1-boris.brezillon@collabora.com
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If deferred operations are pending, we want to wait for those to
land before declaring the queue blocked on a SYNC_WAIT. We need
this to deal with the case where the sync object is signalled through
a deferred SYNC_{ADD,SET} from the same queue. If we don't do that
and the group gets scheduled out before the deferred SYNC_{SET,ADD}
is executed, we'll end up with a timeout, because no external
SYNC_{SET,ADD} will make the scheduler reconsider the group for
execution.
Fixes: de8548813824 ("drm/panthor: Add the scheduler logical block")
Cc: <stable@vger.kernel.org>
Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: Steven Price <steven.price@arm.com>
Reviewed-by: Liviu Dudau <liviu.dudau@arm.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240905071914.3278599-1-boris.brezillon@collabora.com
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The group variable can't be used to retrieve ptdev in our second loop,
because it points to the previously iterated list_head, not a valid
group. Get the ptdev object from the scheduler instead.
Cc: <stable@vger.kernel.org>
Fixes: d72f049087d4 ("drm/panthor: Allow driver compilation")
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Julia Lawall <julia.lawall@inria.fr>
Closes: https://lore.kernel.org/r/202409302306.UDikqa03-lkp@intel.com/
Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: Liviu Dudau <liviu.dudau@arm.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240930163742.87036-1-boris.brezillon@collabora.com
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drm_gpuvm_bo_obtain_prealloc() will call drm_gpuvm_bo_put() on our
pre-allocated BO if the <BO,VM> association exists. Given we
only have one ref on preallocated_vm_bo, drm_gpuvm_bo_destroy() will
be called immediately, and we have to hold the VM resv lock when
calling this function.
Fixes: 647810ec2476 ("drm/panthor: Add the MMU/VM logical block")
Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: Liviu Dudau <liviu.dudau@arm.com>
Reviewed-by: Steven Price <steven.price@arm.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240913112722.492144-1-boris.brezillon@collabora.com
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Since commit 641bb4394f40 ("fs: move FMODE_UNSIGNED_OFFSET to fop_flags")
the FMODE_UNSIGNED_OFFSET flag has been moved to fop_flags and renamed,
but the patch failed to make the changes for the panthor driver.
When user space opens the render node the WARN() added by the patch
gets triggered.
Fixes: 641bb4394f40 ("fs: move FMODE_UNSIGNED_OFFSET to fop_flags")
Cc: Christian Brauner <brauner@kernel.org>
Signed-off-by: Liviu Dudau <liviu.dudau@arm.com>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: Steven Price <steven.price@arm.com>
Reviewed-by: Christian Brauner <brauner@kernel.org>
Tested-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240920102802.2483367-1-liviu.dudau@arm.com
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This reverts commit 087913e0ba2b3b9d7ccbafb2acf5dab9e35ae1d5.
It turned out that the original code was correct since the rq can only
change when there is no armed job for an entity.
This change here broke the logic since we only incremented the counter
for the first job, so revert it.
Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Tvrtko Ursulin <tvrtko.ursulin@igalia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240930131451.536150-1-christian.koenig@amd.com
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The cpu_emergency_register_virt_callback() function is used
unconditionally by the x86 kvm code, but it is declared (and defined)
conditionally:
#if IS_ENABLED(CONFIG_KVM_INTEL) || IS_ENABLED(CONFIG_KVM_AMD)
void cpu_emergency_register_virt_callback(cpu_emergency_virt_cb *callback);
...
leading to a build error when neither KVM_INTEL nor KVM_AMD support is
enabled:
arch/x86/kvm/x86.c: In function ‘kvm_arch_enable_virtualization’:
arch/x86/kvm/x86.c:12517:9: error: implicit declaration of function ‘cpu_emergency_register_virt_callback’ [-Wimplicit-function-declaration]
12517 | cpu_emergency_register_virt_callback(kvm_x86_ops.emergency_disable_virtualization_cpu);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/x86/kvm/x86.c: In function ‘kvm_arch_disable_virtualization’:
arch/x86/kvm/x86.c:12522:9: error: implicit declaration of function ‘cpu_emergency_unregister_virt_callback’ [-Wimplicit-function-declaration]
12522 | cpu_emergency_unregister_virt_callback(kvm_x86_ops.emergency_disable_virtualization_cpu);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Fix the build by defining empty helper functions the same way the old
cpu_emergency_disable_virtualization() function was dealt with for the
same situation.
Maybe we could instead have made the call sites conditional, since the
callers (kvm_arch_{en,dis}able_virtualization()) have an empty weak
fallback. I'll leave that to the kvm people to argue about, this at
least gets the build going for that particular config.
Fixes: 590b09b1d88e ("KVM: x86: Register "emergency disable" callbacks when virt is enabled")
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Sean Christopherson <seanjc@google.com>
Cc: Kai Huang <kai.huang@intel.com>
Cc: Chao Gao <chao.gao@intel.com>
Cc: Farrah Chen <farrah.chen@intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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The isomorphism neg_if_exp negates the test of a ?: conditional,
making it unnecessary to have an explicit case for a negated test
with the branches inverted.
At the same time, we can disable neg_if_exp in cases where a
different API function may be more suitable for a negated test.
Finally, in the non-patch cases, E matches an expression with
parentheses around it, so there is no need to mention ()
explicitly in the pattern. The () are still needed in the patch
cases, because we want to drop them, if they are present.
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
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The parentheses are only needed if there is a disjunction, ie a
set of possible changes. If there is only one pattern, we can
remove these parentheses. Just like the format:
- x
+ y
not:
(
- x
+ y
)
Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
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As other rules done, we add rules for str_yes_no()
to check the relative opportunities.
Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
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As other rules done, we add rules for str_on_off()
to check the relative opportunities.
Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
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As other rules done, we add rules for str_write_read()
to check the relative opportunities.
Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
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As other rules done, we add rules for str_read_write()
to check the relative opportunities.
Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
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As other rules done, we add rules for str_enable{d}_
disable{d}() to check the relative opportunities.
Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
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As other rules done, we add rules for str_lo{w}_hi{gh}()
to check the relative opportunities.
Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
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As other rules done, we add rules for str_hi{gh}_lo{w}()
to check the relative opportunities.
Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
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As done with str_true_false(), add checks for str_false_true()
opportunities. A simple test can find over 9 cases currently
exist in the tree.
Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
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After str_true_false() has been introduced in the tree,
we can add rules for finding places where str_true_false()
can be used. A simple test can find over 10 locations.
Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
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Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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if an inode backpointer points to a dirent that doesn't point back,
that's an error we should warn about.
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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If the reader acquires the read lock and then the writer enters the slow
path, while the reader proceeds to the unlock path, the following scenario
can occur without the change:
writer: pcpu_read_count(lock) return 1 (so __do_six_trylock will return 0)
reader: this_cpu_dec(*lock->readers)
reader: smp_mb()
reader: state = atomic_read(&lock->state) (there is no waiting flag set)
writer: six_set_bitmask()
then the writer will sleep forever.
Signed-off-by: Alan Huang <mmpgouride@gmail.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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If we shut down successfully, there shouldn't be any logged ops to
resume.
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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Add a filesystem flag to indicate whether we did a clean recovery -
using c->sb.clean after we've got rw is incorrect, since c->sb is
updated whenever we write the superblock.
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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We had a bug where disk accounting keys didn't always have their version
field set in journal replay; change the BUG_ON() to a WARN(), and
exclude this case since it's now checked for elsewhere (in the bkey
validate function).
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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This was added to avoid double-counting accounting keys in journal
replay. But applied incorrectly (easily done since it applies to the
transaction commit, not a particular update), it leads to skipping
in-mem accounting for real accounting updates, and failure to give them
a version number - which leads to journal replay becoming very confused
the next time around.
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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give bversions a more distinct name, to aid in grepping
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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Previously, check_inode() would delete unlinked inodes if they weren't
on the deleted list - this code dating from before there was a deleted
list.
But, if we crash during a logged op (truncate or finsert/fcollapse) of
an unlinked file, logged op resume will get confused if the inode has
already been deleted - instead, just add it to the deleted list if it
needs to be there; delete_dead_inodes runs after logged op resume.
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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BCH_SB_ERRS() has a field for the actual enum val so that we can reorder
to reorganize, but the way BCH_SB_ERR_MAX was defined didn't allow for
this.
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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__bch2_fsck_err() warns if the current task has a btree_trans object and
it wasn't passed in, because if it has to prompt for user input it has
to be able to unlock it.
But plumbing the btree_trans through bkey_validate(), as well as
transaction restarts, is problematic - so instead make bkey fsck errors
FSCK_AUTOFIX, which doesn't need to warn.
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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In order to check for accounting keys with version=0, we need to run
validation after they've been assigned version numbers.
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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This fixes the following bug, where a disk accounting key has an invalid
replicas entry, and we attempt to add it to the superblock:
bcachefs (3c0860e8-07ca-4276-8954-11c1774be868): starting version 1.12: rebalance_work_acct_fix opts=metadata_replicas=2,data_replicas=2,foreground_target=ssd,background_target=hdd,nopromote_whole_extents,verbose,fsck,fix_errors=yes
bcachefs (3c0860e8-07ca-4276-8954-11c1774be868): recovering from clean shutdown, journal seq 15211644
bcachefs (3c0860e8-07ca-4276-8954-11c1774be868): accounting_read...
accounting not marked in superblock replicas
replicas cached: 1/1 [0], fixing
bcachefs (3c0860e8-07ca-4276-8954-11c1774be868): sb invalid before write: Invalid superblock section replicas_v0: invalid device 0 in entry cached: 1/1 [0]
replicas_v0 (size 88):
user: 2 [3 5] user: 2 [1 4] cached: 1 [2] btree: 2 [1 2] user: 2 [2 5] cached: 1 [0] cached: 1 [4] journal: 2 [1 5] user: 2 [1 2] user: 2 [2 3] user: 2 [3 4] user: 2 [4 5] cached: 1 [1] cached: 1 [3] cached: 1 [5] journal: 2 [1 2] journal: 2 [2 5] btree: 2 [2 5] user: 2 [1 3] user: 2 [1 5] user: 2 [2 4]
bcachefs (3c0860e8-07ca-4276-8954-11c1774be868): inconsistency detected - emergency read only at journal seq 15211644
accounting not marked in superblock replicas
replicas user: 1/1 [3], fixing
bcachefs (3c0860e8-07ca-4276-8954-11c1774be868): sb invalid before write: Invalid superblock section replicas_v0: invalid device 0 in entry cached: 1/1 [0]
replicas_v0 (size 96):
user: 2 [3 5] user: 2 [1 3] cached: 1 [2] btree: 2 [1 2] user: 2 [2 4] cached: 1 [0] cached: 1 [4] journal: 2 [1 5] user: 1 [3] user: 2 [1 5] user: 2 [3 4] user: 2 [4 5] cached: 1 [1] cached: 1 [3] cached: 1 [5] journal: 2 [1 2] journal: 2 [2 5] btree: 2 [2 5] user: 2 [1 2] user: 2 [1 4] user: 2 [2 3] user: 2 [2 5]
accounting not marked in superblock replicas
replicas user: 1/2 [3 7], fixing
bcachefs (3c0860e8-07ca-4276-8954-11c1774be868): sb invalid before write: Invalid superblock section replicas_v0: invalid device 7 in entry user: 1/2 [3 7]
replicas_v0 (size 96):
user: 2 [3 7] user: 2 [1 3] cached: 1 [2] btree: 2 [1 2] user: 2 [2 4] cached: 1 [0] cached: 1 [4] journal: 2 [1 5] user: 1 [3] user: 2 [1 5] user: 2 [3 4] user: 2 [4 5] cached: 1 [1] cached: 1 [3] cached: 1 [5] journal: 2 [1 2] journal: 2 [2 5] btree: 2 [2 5] user: 2 [1 2] user: 2 [1 4] user: 2 [2 3] user: 2 [2 5] user: 2 [3 5]
done
bcachefs (3c0860e8-07ca-4276-8954-11c1774be868): alloc_read... done
bcachefs (3c0860e8-07ca-4276-8954-11c1774be868): stripes_read... done
bcachefs (3c0860e8-07ca-4276-8954-11c1774be868): snapshots_read... done
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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accounting read was checking if accounting replicas entries were marked
in the superblock prior to applying accounting from the journal,
which meant that a recently removed device could spuriously trigger a
"not marked in superblocked" error (when journal entries zero out the
offending counter).
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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Minor refactoring - replace multiple bool arguments with an enum; prep
work for fixing a bug in accounting read.
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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Dealing with outside state within a btree transaction is always tricky.
check_extents() and check_dirents() have to accumulate counters for
i_sectors and i_nlink (for subdirectories). There were two bugs:
- transaction commit may return a restart; therefore we have to commit
before accumulating to those counters
- get_inode_all_snapshots() may return a transaction restart, before
updating w->last_pos; then, on the restart,
check_i_sectors()/check_subdir_count() would see inodes that were not
for w->last_pos
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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dead code
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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Returning a positive integer instead of an error code causes error paths
to become very confused.
Closes: syzbot+c0360e8367d6d8d04a66@syzkaller.appspotmail.com
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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The pointer clean points the memory allocated by kmemdup, when the
return value of bch2_sb_clean_validate_late is not zero. The memory
pointed by clean is leaked. So we should free it in this case.
Fixes: a37ad1a3aba9 ("bcachefs: sb-clean.c")
Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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In downgrade_table_extra, the return value is needed. When it
return failed, we should exit immediately.
Fixes: 7773df19c35f ("bcachefs: metadata version bucket_stripe_sectors")
Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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A couple small error handling fixes
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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this allows for various cleanups in fsck
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
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