From e39026a86b485b052ddff1145f5601fc0d04305f Mon Sep 17 00:00:00 2001 From: Jeff Layton Date: Tue, 28 Apr 2026 08:09:47 +0100 Subject: filelock: add a tracepoint to start of break_lease() ...mostly to show the LEASE_BREAK_* flags. Reviewed-by: Jan Kara Signed-off-by: Jeff Layton Link: https://patch.msgid.link/20260428-dir-deleg-v3-3-5a0780ba9def@kernel.org Acked-by: Chuck Lever Signed-off-by: Christian Brauner --- include/trace/events/filelock.h | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) (limited to 'include') diff --git a/include/trace/events/filelock.h b/include/trace/events/filelock.h index 718b5c3f1737..f2bb6b7aa281 100644 --- a/include/trace/events/filelock.h +++ b/include/trace/events/filelock.h @@ -120,6 +120,39 @@ DEFINE_EVENT(filelock_lock, flock_lock_inode, TP_PROTO(struct inode *inode, struct file_lock *fl, int ret), TP_ARGS(inode, fl, ret)); +#define show_lease_break_flags(val) \ + __print_flags(val, "|", \ + { LEASE_BREAK_LEASE, "LEASE" }, \ + { LEASE_BREAK_DELEG, "DELEG" }, \ + { LEASE_BREAK_LAYOUT, "LAYOUT" }, \ + { LEASE_BREAK_NONBLOCK, "NONBLOCK" }, \ + { LEASE_BREAK_OPEN_RDONLY, "OPEN_RDONLY" }, \ + { LEASE_BREAK_DIR_CREATE, "DIR_CREATE" }, \ + { LEASE_BREAK_DIR_DELETE, "DIR_DELETE" }, \ + { LEASE_BREAK_DIR_RENAME, "DIR_RENAME" }) + +TRACE_EVENT(break_lease, + TP_PROTO(struct inode *inode, unsigned int flags), + + TP_ARGS(inode, flags), + + TP_STRUCT__entry( + __field(unsigned long, i_ino) + __field(dev_t, s_dev) + __field(unsigned int, flags) + ), + + TP_fast_assign( + __entry->s_dev = inode->i_sb->s_dev; + __entry->i_ino = inode->i_ino; + __entry->flags = flags; + ), + + TP_printk("dev=0x%x:0x%x ino=0x%lx flags=%s", + MAJOR(__entry->s_dev), MINOR(__entry->s_dev), + __entry->i_ino, show_lease_break_flags(__entry->flags)) +); + DECLARE_EVENT_CLASS(filelock_lease, TP_PROTO(struct inode *inode, struct file_lease *fl), -- cgit v1.2.3