Re: [RFC][PATCH v3 28/33] timers: fs/nilfs2: Use timer_shutdown_sync() before freeing timer

From: Ryusuke Konishi
Date: Fri Nov 04 2022 - 02:57:26 EST


On Fri, Nov 4, 2022 at 2:48 PM Steven Rostedt wrote:
>
> From: "Steven Rostedt (Google)" <rostedt@xxxxxxxxxxx>
>
> Before a timer is freed, timer_shutdown_sync() must be called.
>
> Link: https://lore.kernel.org/all/20220407161745.7d6754b3@xxxxxxxxxxxxxxxxxx/
>
> Cc: Ryusuke Konishi <konishi.ryusuke@xxxxxxxxx>
> Cc: linux-nilfs@xxxxxxxxxxxxxxx
> Signed-off-by: Steven Rostedt (Google) <rostedt@xxxxxxxxxxx>
> ---
> fs/nilfs2/segment.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c
> index b4cebad21b48..c50dc377da26 100644
> --- a/fs/nilfs2/segment.c
> +++ b/fs/nilfs2/segment.c
> @@ -2752,7 +2752,7 @@ static void nilfs_segctor_destroy(struct nilfs_sc_info *sci)
>
> down_write(&nilfs->ns_segctor_sem);
>
> - del_timer_sync(&sci->sc_timer);
> + timer_shutdown_sync(&sci->sc_timer);
> kfree(sci);
> }
>
> --
> 2.35.1

Acked-by: Ryusuke Konishi <konishi.ryusuke@xxxxxxxxx>

This is the second time, but my Ack is not tagged, so I'll reply again
just in case.

Thanks,
Ryusuke Konishi