On Thu, 14 Oct 2010 13:52:00 +0900, Jiro SEKIBA wrote:
>
> insert sparse annotations to fix following sparse warning.
>
> fs/nilfs2/segment.c:2681:3: warning: context imbalance in 'nilfs_segctor_kill_thread' - unexpected unlock
>
> nilfs_segctor_kill_thread is only called inside sc_state_lock lock.
> sparse doesn't detect the context and warn "unexpected unlock".
> __acquires/__releases pretend to lock/unlock the sc_state_lock for sparse.
>
> Signed-off-by: Jiro SEKIBA <jir@xxxxxxxxx>
Applied.
Thanks for your cooperation.
Ryusuke Konishi
> ---
> fs/nilfs2/segment.c | 2 ++
> 1 files changed, 2 insertions(+), 0 deletions(-)
>
> diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c
> index 172ad42..d926af6 100644
> --- a/fs/nilfs2/segment.c
> +++ b/fs/nilfs2/segment.c
> @@ -2674,6 +2674,8 @@ static int nilfs_segctor_start_thread(struct nilfs_sc_info *sci)
> }
>
> static void nilfs_segctor_kill_thread(struct nilfs_sc_info *sci)
> + __acquires(&sci->sc_state_lock)
> + __releases(&sci->sc_state_lock)
> {
> sci->sc_state |= NILFS_SEGCTOR_QUIT;
>
> --
> 1.5.6.5
--
To unsubscribe from this list: send the line "unsubscribe linux-nilfs" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
