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-rw-r--r--mm/filemap_xip.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/mm/filemap_xip.c b/mm/filemap_xip.c
index 9cf687e..e2b34e9 100644
--- a/mm/filemap_xip.c
+++ b/mm/filemap_xip.c
@@ -338,7 +338,7 @@ __xip_file_write(struct file *filp, const char __user *buf,
*ppos = pos;
/*
* No need to use i_size_read() here, the i_size
- * cannot change under us because we hold i_sem.
+ * cannot change under us because we hold i_mutex.
*/
if (pos > inode->i_size) {
i_size_write(inode, pos);
@@ -358,7 +358,7 @@ xip_file_write(struct file *filp, const char __user *buf, size_t len,
loff_t pos;
ssize_t ret;
- down(&inode->i_sem);
+ mutex_lock(&inode->i_mutex);
if (!access_ok(VERIFY_READ, buf, len)) {
ret=-EFAULT;
@@ -390,7 +390,7 @@ xip_file_write(struct file *filp, const char __user *buf, size_t len,
out_backing:
current->backing_dev_info = NULL;
out_up:
- up(&inode->i_sem);
+ mutex_unlock(&inode->i_mutex);
return ret;
}
EXPORT_SYMBOL_GPL(xip_file_write);
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