fix: ext4: limit the length of per-inode prealloc list (v5.9)

[lttng-modules.git] / include / instrumentation / events / ext4.h

diff --git a/include/instrumentation/events/ext4.h b/include/instrumentation/events/ext4.h
index e57aff8b5ac38b0d7429adf0d9f3e8e3f4506546..654a39b1e6e099d2a6cdeafc14ed45c8b389732d 100644 (file)
--- a/include/instrumentation/events/ext4.h
+++ b/include/instrumentation/events/ext4.h
@@ -460,6 +460,20 @@ LTTNG_TRACEPOINT_EVENT(ext4_mb_release_group_pa,
 )
 #endif
 
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,9,0))
+LTTNG_TRACEPOINT_EVENT(ext4_discard_preallocations,
+       TP_PROTO(struct inode *inode, unsigned int len, unsigned int needed),
+
+       TP_ARGS(inode, len, needed),
+
+       TP_FIELDS(
+               ctf_integer(dev_t, dev, inode->i_sb->s_dev)
+               ctf_integer(ino_t, ino, inode->i_ino)
+               ctf_integer(unsigned int, len, len)
+               ctf_integer(unsigned int, needed, needed)
+       )
+)
+#else
 LTTNG_TRACEPOINT_EVENT(ext4_discard_preallocations,
        TP_PROTO(struct inode *inode),
 
@@ -470,6 +484,7 @@ LTTNG_TRACEPOINT_EVENT(ext4_discard_preallocations,
                ctf_integer(ino_t, ino, inode->i_ino)
        )
 )
+#endif
 
 LTTNG_TRACEPOINT_EVENT(ext4_mb_discard_preallocations,
        TP_PROTO(struct super_block *sb, int needed),