[PATCH v2 01/12] uprobes: update outdated comment
From: Andrii Nakryiko <andrii@kernel.org>
Date: 2024-07-01 22:39:42
Also in:
bpf
Subsystem:
performance events subsystem, the rest, uprobes · Maintainers:
Peter Zijlstra, Ingo Molnar, Arnaldo Carvalho de Melo, Namhyung Kim, Linus Torvalds, Masami Hiramatsu, Oleg Nesterov
There is no task_struct passed into get_user_pages_remote() anymore, drop the parts of comment mentioning NULL tsk, it's just confusing at this point. Signed-off-by: Andrii Nakryiko <andrii@kernel.org> --- kernel/events/uprobes.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/kernel/events/uprobes.c b/kernel/events/uprobes.c
index 99be2adedbc0..081821fd529a 100644
--- a/kernel/events/uprobes.c
+++ b/kernel/events/uprobes.c@@ -2030,10 +2030,8 @@ static int is_trap_at_addr(struct mm_struct *mm, unsigned long vaddr) goto out; /* - * The NULL 'tsk' here ensures that any faults that occur here - * will not be accounted to the task. 'mm' *is* current->mm, - * but we treat this as a 'remote' access since it is - * essentially a kernel access to the memory. + * 'mm' *is* current->mm, but we treat this as a 'remote' access since + * it is essentially a kernel access to the memory. */ result = get_user_pages_remote(mm, vaddr, 1, FOLL_FORCE, &page, NULL); if (result < 0)
--
2.43.0