uprobes: Add do_ref_ctr argument to uprobe_write function
authorJiri Olsa <jolsa@kernel.org>
Sun, 20 Jul 2025 11:21:17 +0000 (13:21 +0200)
committerPeter Zijlstra <peterz@infradead.org>
Thu, 21 Aug 2025 18:09:20 +0000 (20:09 +0200)
commit18a111256a0b4fedfe47101f084441a84d7e357a
tree879d77eeccd34927482bc6d0cf2e3c9321c26795
parentec46350fe1e2338f42ee84974c36b25afe8ba53a
uprobes: Add do_ref_ctr argument to uprobe_write function

Making update_ref_ctr call in uprobe_write conditional based
on do_ref_ctr argument. This way we can use uprobe_write for
instruction update without doing ref_ctr_offset update.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Acked-by: Andrii Nakryiko <andrii@kernel.org>
Acked-by: Oleg Nesterov <oleg@redhat.com>
Link: https://lore.kernel.org/r/20250720112133.244369-8-jolsa@kernel.org
include/linux/uprobes.h
kernel/events/uprobes.c