Re: [Outreachy kernel] [PATCH] net: ipv6: netfilter: Format block comments.

From: Pablo Neira Ayuso
Date: Fri Apr 07 2017 - 12:15:42 EST


On Wed, Mar 29, 2017 at 02:09:43PM +0530, Arushi Singhal wrote:
> Fix checkpatch warnings:
> WARNING: Block comments use a trailing */ on a separate line
> WARNING: Block comments use * on subsequent lines
>
> Signed-off-by: Arushi Singhal <arushisinghal19971997@xxxxxxxxx>
> ---
> net/ipv6/netfilter/ip6_tables.c | 16 ++++++++--------
> 1 file changed, 8 insertions(+), 8 deletions(-)
>
> diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c
> index b8cb61c27aa1..ac69ce3bfa1e 100644
> --- a/net/ipv6/netfilter/ip6_tables.c
> +++ b/net/ipv6/netfilter/ip6_tables.c
> @@ -51,14 +51,14 @@ void *ip6t_alloc_initial_table(const struct xt_table *info)
> }
> EXPORT_SYMBOL_GPL(ip6t_alloc_initial_table);
>
> -/*
> - We keep a set of rules for each CPU, so we can avoid write-locking
> - them in the softirq when updating the counters and therefore
> - only need to read-lock in the softirq; doing a write_lock_bh() in user
> - context stops packets coming through and allows user context to read
> - the counters or update the rules.
> -
> - Hence the start of any table is given by get_table() below. */
> +/* We keep a set of rules for each CPU, so we can avoid write-locking
> + * them in the softirq when updating the counters and therefore
> + * only need to read-lock in the softirq; doing a write_lock_bh() in user
> + * context stops packets coming through and allows user context to read
> + * the counters or update the rules.
> + *
> + * Hence the start of any table is given by get_table() below.
> + */

This comment is obsolete and should go.

We have no set of rules per CPU anymore.