On Thu, Jul 30, 2026 at 11:04:07PM +0800, Leon Hwang wrote: > Sashiko reported a potential issue of directly accessing > direct_functions [1], which will be addressed by patch #1. > > The patch #2 and #3 protect accesses to the RCU-managed direct_functions > hash in its delete, and modify paths. > > The final patch removes an unnecessary empty argument from a > scoped_guard() invocation. > > [1] https://lore.kernel.org/all/[email protected]/ > > Leon Hwang (4): > ftrace: Protect direct_functions in ftrace_find_rec_direct > ftrace: Protect direct_functions in update_ftrace_direct_del > ftrace: Protect direct_functions in update_ftrace_direct_mod > ftrace: Drop extra comma in trace_buffered_event_enable
Acked-by: Jiri Olsa <[email protected]> thanks, jirka > > kernel/trace/ftrace.c | 27 ++++++++++++++++++--------- > kernel/trace/trace.c | 2 +- > 2 files changed, 19 insertions(+), 10 deletions(-) > > -- > 2.55.0 >
