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Message-id: <560929DC.2030907@samsung.com>
Date: Mon, 28 Sep 2015 13:51:56 +0200
From: Andrzej Pietrasiewicz <andrzej.p@...sung.com>
To: Christoph Hellwig <hch@....de>, Joel Becker <jlbec@...lplan.org>,
Andrew Morton <akpm@...ux-foundation.org>
Cc: Felipe Balbi <balbi@...com>, Tejun Heo <tj@...nel.org>,
Pratyush Anand <pratyush.anand@...il.com>,
target-devel@...r.kernel.org, cluster-devel@...hat.com,
ocfs2-devel@....oracle.com, linux-usb@...r.kernel.org,
netdev@...r.kernel.org
Subject: Re: [PATCH 10/23] usb-gadget/f_sourcesink: use per-attribute show and
store methods
Hi Christoph,
The same remark as for f_loopback (__CONFIGFS_ATTR location vs
CONFIGFS_ATTR location after applying)
If addressed
Reviewed-by: Andrzej Pietrasiewicz <andrzej.p@...sung.com>
W dniu 25.09.2015 o 15:49, Christoph Hellwig pisze:
> Signed-off-by: Christoph Hellwig <hch@....de>
> ---
> drivers/usb/gadget/function/f_sourcesink.c | 88 ++++++++++++------------------
> 1 file changed, 36 insertions(+), 52 deletions(-)
>
> diff --git a/drivers/usb/gadget/function/f_sourcesink.c b/drivers/usb/gadget/function/f_sourcesink.c
> index cbfaf86..e5288c7 100644
> --- a/drivers/usb/gadget/function/f_sourcesink.c
> +++ b/drivers/usb/gadget/function/f_sourcesink.c
> @@ -898,9 +898,6 @@ static inline struct f_ss_opts *to_f_ss_opts(struct config_item *item)
> func_inst.group);
> }
>
> -CONFIGFS_ATTR_STRUCT(f_ss_opts);
> -CONFIGFS_ATTR_OPS(f_ss_opts);
> -
> static void ss_attr_release(struct config_item *item)
> {
> struct f_ss_opts *ss_opts = to_f_ss_opts(item);
> @@ -910,12 +907,11 @@ static void ss_attr_release(struct config_item *item)
>
> static struct configfs_item_operations ss_item_ops = {
> .release = ss_attr_release,
> - .show_attribute = f_ss_opts_attr_show,
> - .store_attribute = f_ss_opts_attr_store,
> };
>
> -static ssize_t f_ss_opts_pattern_show(struct f_ss_opts *opts, char *page)
> +static ssize_t f_ss_opts_pattern_show(struct config_item *item, char *page)
> {
> + struct f_ss_opts *opts = to_f_ss_opts(item);
> int result;
>
> mutex_lock(&opts->lock);
> @@ -925,9 +921,10 @@ static ssize_t f_ss_opts_pattern_show(struct f_ss_opts *opts, char *page)
> return result;
> }
>
> -static ssize_t f_ss_opts_pattern_store(struct f_ss_opts *opts,
> +static ssize_t f_ss_opts_pattern_store(struct config_item *item,
> const char *page, size_t len)
> {
> + struct f_ss_opts *opts = to_f_ss_opts(item);
> int ret;
> u8 num;
>
> @@ -953,13 +950,9 @@ end:
> return ret;
> }
>
> -static struct f_ss_opts_attribute f_ss_opts_pattern =
> - __CONFIGFS_ATTR(pattern, S_IRUGO | S_IWUSR,
> - f_ss_opts_pattern_show,
> - f_ss_opts_pattern_store);
> -
> -static ssize_t f_ss_opts_isoc_interval_show(struct f_ss_opts *opts, char *page)
> +static ssize_t f_ss_opts_isoc_interval_show(struct config_item *item, char *page)
> {
> + struct f_ss_opts *opts = to_f_ss_opts(item);
> int result;
>
> mutex_lock(&opts->lock);
> @@ -969,9 +962,10 @@ static ssize_t f_ss_opts_isoc_interval_show(struct f_ss_opts *opts, char *page)
> return result;
> }
>
> -static ssize_t f_ss_opts_isoc_interval_store(struct f_ss_opts *opts,
> +static ssize_t f_ss_opts_isoc_interval_store(struct config_item *item,
> const char *page, size_t len)
> {
> + struct f_ss_opts *opts = to_f_ss_opts(item);
> int ret;
> u8 num;
>
> @@ -997,13 +991,9 @@ end:
> return ret;
> }
>
> -static struct f_ss_opts_attribute f_ss_opts_isoc_interval =
> - __CONFIGFS_ATTR(isoc_interval, S_IRUGO | S_IWUSR,
> - f_ss_opts_isoc_interval_show,
> - f_ss_opts_isoc_interval_store);
> -
> -static ssize_t f_ss_opts_isoc_maxpacket_show(struct f_ss_opts *opts, char *page)
> +static ssize_t f_ss_opts_isoc_maxpacket_show(struct config_item *item, char *page)
> {
> + struct f_ss_opts *opts = to_f_ss_opts(item);
> int result;
>
> mutex_lock(&opts->lock);
> @@ -1013,9 +1003,10 @@ static ssize_t f_ss_opts_isoc_maxpacket_show(struct f_ss_opts *opts, char *page)
> return result;
> }
>
> -static ssize_t f_ss_opts_isoc_maxpacket_store(struct f_ss_opts *opts,
> +static ssize_t f_ss_opts_isoc_maxpacket_store(struct config_item *item,
> const char *page, size_t len)
> {
> + struct f_ss_opts *opts = to_f_ss_opts(item);
> int ret;
> u16 num;
>
> @@ -1041,13 +1032,9 @@ end:
> return ret;
> }
>
> -static struct f_ss_opts_attribute f_ss_opts_isoc_maxpacket =
> - __CONFIGFS_ATTR(isoc_maxpacket, S_IRUGO | S_IWUSR,
> - f_ss_opts_isoc_maxpacket_show,
> - f_ss_opts_isoc_maxpacket_store);
> -
> -static ssize_t f_ss_opts_isoc_mult_show(struct f_ss_opts *opts, char *page)
> +static ssize_t f_ss_opts_isoc_mult_show(struct config_item *item, char *page)
> {
> + struct f_ss_opts *opts = to_f_ss_opts(item);
> int result;
>
> mutex_lock(&opts->lock);
> @@ -1057,9 +1044,10 @@ static ssize_t f_ss_opts_isoc_mult_show(struct f_ss_opts *opts, char *page)
> return result;
> }
>
> -static ssize_t f_ss_opts_isoc_mult_store(struct f_ss_opts *opts,
> +static ssize_t f_ss_opts_isoc_mult_store(struct config_item *item,
> const char *page, size_t len)
> {
> + struct f_ss_opts *opts = to_f_ss_opts(item);
> int ret;
> u8 num;
>
> @@ -1085,13 +1073,9 @@ end:
> return ret;
> }
>
> -static struct f_ss_opts_attribute f_ss_opts_isoc_mult =
> - __CONFIGFS_ATTR(isoc_mult, S_IRUGO | S_IWUSR,
> - f_ss_opts_isoc_mult_show,
> - f_ss_opts_isoc_mult_store);
> -
> -static ssize_t f_ss_opts_isoc_maxburst_show(struct f_ss_opts *opts, char *page)
> +static ssize_t f_ss_opts_isoc_maxburst_show(struct config_item *item, char *page)
> {
> + struct f_ss_opts *opts = to_f_ss_opts(item);
> int result;
>
> mutex_lock(&opts->lock);
> @@ -1101,9 +1085,10 @@ static ssize_t f_ss_opts_isoc_maxburst_show(struct f_ss_opts *opts, char *page)
> return result;
> }
>
> -static ssize_t f_ss_opts_isoc_maxburst_store(struct f_ss_opts *opts,
> +static ssize_t f_ss_opts_isoc_maxburst_store(struct config_item *item,
> const char *page, size_t len)
> {
> + struct f_ss_opts *opts = to_f_ss_opts(item);
> int ret;
> u8 num;
>
> @@ -1129,13 +1114,9 @@ end:
> return ret;
> }
>
> -static struct f_ss_opts_attribute f_ss_opts_isoc_maxburst =
> - __CONFIGFS_ATTR(isoc_maxburst, S_IRUGO | S_IWUSR,
> - f_ss_opts_isoc_maxburst_show,
> - f_ss_opts_isoc_maxburst_store);
> -
> -static ssize_t f_ss_opts_bulk_buflen_show(struct f_ss_opts *opts, char *page)
> +static ssize_t f_ss_opts_bulk_buflen_show(struct config_item *item, char *page)
> {
> + struct f_ss_opts *opts = to_f_ss_opts(item);
> int result;
>
> mutex_lock(&opts->lock);
> @@ -1145,9 +1126,10 @@ static ssize_t f_ss_opts_bulk_buflen_show(struct f_ss_opts *opts, char *page)
> return result;
> }
>
> -static ssize_t f_ss_opts_bulk_buflen_store(struct f_ss_opts *opts,
> +static ssize_t f_ss_opts_bulk_buflen_store(struct config_item *item,
> const char *page, size_t len)
> {
> + struct f_ss_opts *opts = to_f_ss_opts(item);
> int ret;
> u32 num;
>
> @@ -1168,18 +1150,20 @@ end:
> return ret;
> }
>
> -static struct f_ss_opts_attribute f_ss_opts_bulk_buflen =
> - __CONFIGFS_ATTR(buflen, S_IRUGO | S_IWUSR,
> - f_ss_opts_bulk_buflen_show,
> - f_ss_opts_bulk_buflen_store);
> +CONFIGFS_ATTR(f_ss_opts_, pattern);
> +CONFIGFS_ATTR(f_ss_opts_, isoc_interval);
> +CONFIGFS_ATTR(f_ss_opts_, isoc_maxpacket);
> +CONFIGFS_ATTR(f_ss_opts_, isoc_mult);
> +CONFIGFS_ATTR(f_ss_opts_, isoc_maxburst);
> +CONFIGFS_ATTR(f_ss_opts_, bulk_buflen);
>
> static struct configfs_attribute *ss_attrs[] = {
> - &f_ss_opts_pattern.attr,
> - &f_ss_opts_isoc_interval.attr,
> - &f_ss_opts_isoc_maxpacket.attr,
> - &f_ss_opts_isoc_mult.attr,
> - &f_ss_opts_isoc_maxburst.attr,
> - &f_ss_opts_bulk_buflen.attr,
> + &f_ss_opts_attr_pattern,
> + &f_ss_opts_attr_isoc_interval,
> + &f_ss_opts_attr_isoc_maxpacket,
> + &f_ss_opts_attr_isoc_mult,
> + &f_ss_opts_attr_isoc_maxburst,
> + &f_ss_opts_attr_bulk_buflen,
> NULL,
> };
>
>
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