This patch series addresses several issues in the uacce:
1.Memory leak fix when device registration fails.
2.Fix sysfs file creation conditions.
3.Add error reporting for unsupported mremap operations.
4.Ensuring safe queue release with proper state management.
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Changes in v2:
- Use cdev_init to allocate cdev memory to ensure that memory leaks
are avoided.
- Supplement the reason for intercepting the remapping operation.
- Add "cc: stable@vger.kernel.org" to paths with fixed.
- Link to v2: https://lore.kernel.org/all/20250822103904.3776304-1-huangchenghai2@huawei.com/
Chenghai Huang (2):
uacce: fix isolate sysfs check condition
uacce: ensure safe queue release with state management
Wenkai Lin (1):
uacce: fix for cdev memory leak
Yang Shen (1):
uacce: implement mremap in uacce_vm_ops to return -EPERM
drivers/misc/uacce/uacce.c | 49 +++++++++++++++++++++++++-------------
include/linux/uacce.h | 2 +-
2 files changed, 33 insertions(+), 18 deletions(-)
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2.33.0