X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=lttng-abi.c;h=4051264e5e908fddd8c98e1ec13607dec63dc67f;hb=263b6c88138c3354d63dba3c70a965de94becd22;hp=4df3d673b18c0d84e4d80047fdf096ed52a81350;hpb=d1f652f8d4f6d1de8f6d32ae8711d6469c38892c;p=lttng-modules.git

diff --git a/lttng-abi.c b/lttng-abi.c
index 4df3d673..4051264e 100644
--- a/lttng-abi.c
+++ b/lttng-abi.c
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: (GPL-2.0 or LGPL-2.1)
+/* SPDX-License-Identifier: (GPL-2.0-only or LGPL-2.1-only)
  *
  * lttng-abi.c
  *
@@ -30,7 +30,7 @@
 #include <linux/uaccess.h>
 #include <linux/slab.h>
 #include <linux/err.h>
-#include <wrapper/vmalloc.h>	/* for wrapper_vmalloc_sync_all() */
+#include <wrapper/vmalloc.h>	/* for wrapper_vmalloc_sync_mappings() */
 #include <wrapper/ringbuffer/vfs.h>
 #include <wrapper/ringbuffer/backend.h>
 #include <wrapper/ringbuffer/frontend.h>
@@ -51,7 +51,13 @@
  */
 
 static struct proc_dir_entry *lttng_proc_dentry;
-static const struct file_operations lttng_fops;
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,6,0))
+static const struct proc_ops lttng_proc_ops;
+#else
+static const struct file_operations lttng_proc_ops;
+#endif
+
 static const struct file_operations lttng_session_fops;
 static const struct file_operations lttng_channel_fops;
 static const struct file_operations lttng_metadata_fops;
@@ -391,13 +397,22 @@ long lttng_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 	}
 }
 
-static const struct file_operations lttng_fops = {
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,6,0))
+static const struct proc_ops lttng_proc_ops = {
+	.proc_ioctl = lttng_ioctl,
+#ifdef CONFIG_COMPAT
+	.proc_compat_ioctl = lttng_ioctl,
+#endif /* CONFIG_COMPAT */
+};
+#else
+static const struct file_operations lttng_proc_ops = {
 	.owner = THIS_MODULE,
 	.unlocked_ioctl = lttng_ioctl,
 #ifdef CONFIG_COMPAT
 	.compat_ioctl = lttng_ioctl,
-#endif
+#endif /* CONFIG_COMPAT */
 };
+#endif
 
 static
 int lttng_abi_create_channel(struct file *session_file,
@@ -1206,7 +1221,8 @@ int lttng_abi_create_event(struct file *channel_file,
 		event_param->u.kprobe.symbol_name[LTTNG_KERNEL_SYM_NAME_LEN - 1] = '\0';
 		break;
 	case LTTNG_KERNEL_FUNCTION:
-		event_param->u.ftrace.symbol_name[LTTNG_KERNEL_SYM_NAME_LEN - 1] = '\0';
+		WARN_ON_ONCE(1);
+		/* Not implemented. */
 		break;
 	default:
 		break;
@@ -1357,9 +1373,8 @@ long lttng_channel_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 				sizeof(uevent_param->u.kretprobe.symbol_name));
 			break;
 		case LTTNG_KERNEL_FUNCTION:
-			memcpy(uevent_param->u.ftrace.symbol_name,
-					old_uevent_param->u.ftrace.symbol_name,
-					sizeof(uevent_param->u.ftrace.symbol_name));
+			WARN_ON_ONCE(1);
+			/* Not implemented. */
 			break;
 		default:
 			break;
@@ -1923,7 +1938,7 @@ int __init lttng_abi_init(void)
 {
 	int ret = 0;
 
-	wrapper_vmalloc_sync_all();
+	wrapper_vmalloc_sync_mappings();
 	lttng_clock_ref();
 
 	ret = lttng_tp_mempool_init();
@@ -1932,7 +1947,7 @@ int __init lttng_abi_init(void)
 	}
 
 	lttng_proc_dentry = proc_create_data("lttng", S_IRUSR | S_IWUSR, NULL,
-					&lttng_fops, NULL);
+					&lttng_proc_ops, NULL);
 
 	if (!lttng_proc_dentry) {
 		printk(KERN_ERR "Error creating LTTng control file\n");