dim/Add-the-owner-of-file-operations.patch

51 lines
1.6 KiB
Diff

From 76d06390a9adf3ae70aaa87e9243c42d848975a4 Mon Sep 17 00:00:00 2001
From: Huaxin Lu <luhuaxin1@huawei.com>
Date: Mon, 18 Sep 2023 20:19:05 +0800
Subject: [PATCH] Add the owner of file operations
Fix the concurrent issues with removing module and
accessing interfaces.
---
src/common/dim_entry.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/src/common/dim_entry.h b/src/common/dim_entry.h
index 17e6420..acfc3a0 100644
--- a/src/common/dim_entry.h
+++ b/src/common/dim_entry.h
@@ -49,6 +49,7 @@ static ssize_t sname##_trigger(struct file *file, \
} \
\
static const struct file_operations sname##_ops = { \
+ .owner = THIS_MODULE, \
.write = sname##_trigger, \
.llseek = generic_file_llseek, \
}; \
@@ -99,6 +100,7 @@ static int sname##_open(struct inode *inode, struct file *file) \
} \
\
static const struct file_operations sname##_ops = { \
+ .owner = THIS_MODULE, \
.open = sname##_open, \
.read = seq_read, \
.llseek = seq_lseek, \
@@ -129,6 +131,7 @@ static ssize_t sname##_read(struct file *file, \
} \
\
static const struct file_operations sname##_ops = { \
+ .owner = THIS_MODULE, \
.read = sname##_read, \
.llseek = generic_file_llseek, \
}; \
@@ -173,6 +176,7 @@ static ssize_t sname##_write(struct file *file, \
} \
\
static const struct file_operations sname##_ops = { \
+ .owner = THIS_MODULE, \
.read = sname##_read, \
.write = sname##_write, \
.llseek = generic_file_llseek, \
--
2.27.0