From: Chenghai Huang <huangchenghai2@huawei.com>
To: <gregkh@linuxfoundation.org>, <zhangfei.gao@linaro.org>,
<wangzhou1@hisilicon.com>
Cc: <linux-kernel@vger.kernel.org>, <linux-crypto@vger.kernel.org>,
<linuxarm@openeuler.org>, <fanghao11@huawei.com>,
<shenyang39@huawei.com>, <liulongfang@huawei.com>,
<qianweili@huawei.com>
Subject: [PATCH v2 0/4] uacce: driver fixes for memory leaks and state management
Date: Tue, 16 Sep 2025 22:48:07 +0800 [thread overview]
Message-ID: <20250916144811.1799687-1-huangchenghai2@huawei.com> (raw)
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.
---
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(-)
--
2.33.0
next reply other threads:[~2025-09-16 14:48 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-16 14:48 Chenghai Huang [this message]
2025-09-16 14:48 ` [PATCH v2 1/4] uacce: fix for cdev memory leak Chenghai Huang
2025-09-16 15:14 ` Greg KH
2025-09-17 9:56 ` huangchenghai
2025-09-17 10:18 ` Greg KH
2025-09-26 8:47 ` huangchenghai
2025-09-26 9:37 ` linwenkai (C)
2025-09-16 14:48 ` [PATCH v2 2/4] uacce: fix isolate sysfs check condition Chenghai Huang
2025-09-16 15:15 ` Greg KH
2025-09-17 9:54 ` huangchenghai
2025-09-16 14:48 ` [PATCH v2 3/4] uacce: implement mremap in uacce_vm_ops to return -EPERM Chenghai Huang
2025-09-16 14:48 ` [PATCH v2 4/4] uacce: ensure safe queue release with state management Chenghai Huang
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