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456bca5cbb
* add cifsd - kernel module * add cifsd-tools - userspace package Reference repos: https://github.com/namjaejeon/cifsd https://github.com/namjaejeon/cifsd-tools Signed-off-by: Vladimir Vid <vladimir.vid@sartura.hr>
69 lines
1.7 KiB
Diff
69 lines
1.7 KiB
Diff
--- a/vfs.c
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+++ b/vfs.c
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@@ -544,15 +544,9 @@ int cifsd_vfs_setattr(struct cifsd_work
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attrs->ia_valid |= ATTR_CTIME;
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-#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 2, 0)
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- inode_lock(inode);
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- err = notify_change(dentry, attrs, NULL);
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- inode_unlock(inode);
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-#else
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mutex_lock(&inode->i_mutex);
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err = notify_change(dentry, attrs, NULL);
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mutex_unlock(&inode->i_mutex);
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-#endif
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if (update_size)
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put_write_access(inode);
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@@ -753,11 +747,8 @@ int cifsd_vfs_remove_file(char *name)
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if (!dir->d_inode)
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goto out;
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-#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 2, 0)
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- inode_lock_nested(dir->d_inode, I_MUTEX_PARENT);
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-#else
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mutex_lock_nested(&dir->d_inode->i_mutex, I_MUTEX_PARENT);
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-#endif
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+
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dentry = lookup_one_len(last, dir, strlen(last));
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if (IS_ERR(dentry)) {
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err = PTR_ERR(dentry);
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@@ -783,11 +774,7 @@ int cifsd_vfs_remove_file(char *name)
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dput(dentry);
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out_err:
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-#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 2, 0)
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- inode_unlock(dir->d_inode);
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-#else
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mutex_unlock(&dir->d_inode->i_mutex);
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-#endif
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out:
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path_put(&parent);
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return err;
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@@ -1302,11 +1289,8 @@ int cifsd_vfs_unlink(struct dentry *dir,
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int err = 0;
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dget(dentry);
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-#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 2, 0)
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- inode_lock(dir->d_inode);
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-#else
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mutex_lock(&dir->d_inode->i_mutex);
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-#endif
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+
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if (!dentry->d_inode || !dentry->d_inode->i_nlink) {
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err = -ENOENT;
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goto out;
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@@ -1318,11 +1302,8 @@ int cifsd_vfs_unlink(struct dentry *dir,
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err = vfs_unlink(dir->d_inode, dentry, NULL);
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out:
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-#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 2, 0)
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- inode_unlock(dir->d_inode);
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-#else
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mutex_unlock(&dir->d_inode->i_mutex);
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-#endif
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+
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dput(dentry);
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if (err)
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cifsd_debug("failed to delete, err %d\n", err);
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