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Message-Id: <1443879179-22280-23-git-send-email-hch@lst.de>
Date: Sat, 3 Oct 2015 15:32:58 +0200
From: Christoph Hellwig <hch@....de>
To: Joel Becker <jlbec@...lplan.org>,
Andrew Morton <akpm@...ux-foundation.org>,
Nicholas Bellinger <nab@...ux-iscsi.org>
Cc: Felipe Balbi <balbi@...com>,
Andrzej Pietrasiewicz <andrzej.p@...sung.com>,
Tejun Heo <tj@...nel.org>,
Pratyush Anand <pratyush.anand@...il.com>,
Pantelis Antoniou <pantelis.antoniou@...sulko.com>,
target-devel@...r.kernel.org, cluster-devel@...hat.com,
ocfs2-devel@....oracle.com, linux-usb@...r.kernel.org,
netdev@...r.kernel.org
Subject: [PATCH 22/23] ocfs2/cluster: use per-attribute show and store methods
Signed-off-by: Christoph Hellwig <hch@....de>
---
fs/ocfs2/cluster/heartbeat.c | 205 +++++++----------------------------
fs/ocfs2/cluster/nodemanager.c | 241 ++++++++++-------------------------------
2 files changed, 100 insertions(+), 346 deletions(-)
diff --git a/fs/ocfs2/cluster/heartbeat.c b/fs/ocfs2/cluster/heartbeat.c
index fa15deb..e404386 100644
--- a/fs/ocfs2/cluster/heartbeat.c
+++ b/fs/ocfs2/cluster/heartbeat.c
@@ -1473,16 +1473,17 @@ static int o2hb_read_block_input(struct o2hb_region *reg,
return 0;
}
-static ssize_t o2hb_region_block_bytes_read(struct o2hb_region *reg,
+static ssize_t o2hb_region_block_bytes_show(struct config_item *item,
char *page)
{
- return sprintf(page, "%u\n", reg->hr_block_bytes);
+ return sprintf(page, "%u\n", to_o2hb_region(item)->hr_block_bytes);
}
-static ssize_t o2hb_region_block_bytes_write(struct o2hb_region *reg,
+static ssize_t o2hb_region_block_bytes_store(struct config_item *item,
const char *page,
size_t count)
{
+ struct o2hb_region *reg = to_o2hb_region(item);
int status;
unsigned long block_bytes;
unsigned int block_bits;
@@ -1501,16 +1502,17 @@ static ssize_t o2hb_region_block_bytes_write(struct o2hb_region *reg,
return count;
}
-static ssize_t o2hb_region_start_block_read(struct o2hb_region *reg,
+static ssize_t o2hb_region_start_block_show(struct config_item *item,
char *page)
{
- return sprintf(page, "%llu\n", reg->hr_start_block);
+ return sprintf(page, "%llu\n", to_o2hb_region(item)->hr_start_block);
}
-static ssize_t o2hb_region_start_block_write(struct o2hb_region *reg,
+static ssize_t o2hb_region_start_block_store(struct config_item *item,
const char *page,
size_t count)
{
+ struct o2hb_region *reg = to_o2hb_region(item);
unsigned long long tmp;
char *p = (char *)page;
@@ -1526,16 +1528,16 @@ static ssize_t o2hb_region_start_block_write(struct o2hb_region *reg,
return count;
}
-static ssize_t o2hb_region_blocks_read(struct o2hb_region *reg,
- char *page)
+static ssize_t o2hb_region_blocks_show(struct config_item *item, char *page)
{
- return sprintf(page, "%d\n", reg->hr_blocks);
+ return sprintf(page, "%d\n", to_o2hb_region(item)->hr_blocks);
}
-static ssize_t o2hb_region_blocks_write(struct o2hb_region *reg,
+static ssize_t o2hb_region_blocks_store(struct config_item *item,
const char *page,
size_t count)
{
+ struct o2hb_region *reg = to_o2hb_region(item);
unsigned long tmp;
char *p = (char *)page;
@@ -1554,13 +1556,12 @@ static ssize_t o2hb_region_blocks_write(struct o2hb_region *reg,
return count;
}
-static ssize_t o2hb_region_dev_read(struct o2hb_region *reg,
- char *page)
+static ssize_t o2hb_region_dev_show(struct config_item *item, char *page)
{
unsigned int ret = 0;
- if (reg->hr_bdev)
- ret = sprintf(page, "%s\n", reg->hr_dev_name);
+ if (to_o2hb_region(item)->hr_bdev)
+ ret = sprintf(page, "%s\n", to_o2hb_region(item)->hr_dev_name);
return ret;
}
@@ -1670,10 +1671,11 @@ out:
}
/* this is acting as commit; we set up all of hr_bdev and hr_task or nothing */
-static ssize_t o2hb_region_dev_write(struct o2hb_region *reg,
+static ssize_t o2hb_region_dev_store(struct config_item *item,
const char *page,
size_t count)
{
+ struct o2hb_region *reg = to_o2hb_region(item);
struct task_struct *hb_task;
long fd;
int sectsize;
@@ -1828,9 +1830,9 @@ out:
return ret;
}
-static ssize_t o2hb_region_pid_read(struct o2hb_region *reg,
- char *page)
+static ssize_t o2hb_region_pid_show(struct config_item *item, char *page)
{
+ struct o2hb_region *reg = to_o2hb_region(item);
pid_t pid = 0;
spin_lock(&o2hb_live_lock);
@@ -1844,92 +1846,23 @@ static ssize_t o2hb_region_pid_read(struct o2hb_region *reg,
return sprintf(page, "%u\n", pid);
}
-struct o2hb_region_attribute {
- struct configfs_attribute attr;
- ssize_t (*show)(struct o2hb_region *, char *);
- ssize_t (*store)(struct o2hb_region *, const char *, size_t);
-};
-
-static struct o2hb_region_attribute o2hb_region_attr_block_bytes = {
- .attr = { .ca_owner = THIS_MODULE,
- .ca_name = "block_bytes",
- .ca_mode = S_IRUGO | S_IWUSR },
- .show = o2hb_region_block_bytes_read,
- .store = o2hb_region_block_bytes_write,
-};
-
-static struct o2hb_region_attribute o2hb_region_attr_start_block = {
- .attr = { .ca_owner = THIS_MODULE,
- .ca_name = "start_block",
- .ca_mode = S_IRUGO | S_IWUSR },
- .show = o2hb_region_start_block_read,
- .store = o2hb_region_start_block_write,
-};
-
-static struct o2hb_region_attribute o2hb_region_attr_blocks = {
- .attr = { .ca_owner = THIS_MODULE,
- .ca_name = "blocks",
- .ca_mode = S_IRUGO | S_IWUSR },
- .show = o2hb_region_blocks_read,
- .store = o2hb_region_blocks_write,
-};
-
-static struct o2hb_region_attribute o2hb_region_attr_dev = {
- .attr = { .ca_owner = THIS_MODULE,
- .ca_name = "dev",
- .ca_mode = S_IRUGO | S_IWUSR },
- .show = o2hb_region_dev_read,
- .store = o2hb_region_dev_write,
-};
-
-static struct o2hb_region_attribute o2hb_region_attr_pid = {
- .attr = { .ca_owner = THIS_MODULE,
- .ca_name = "pid",
- .ca_mode = S_IRUGO | S_IRUSR },
- .show = o2hb_region_pid_read,
-};
+CONFIGFS_ATTR(o2hb_region_, block_bytes);
+CONFIGFS_ATTR(o2hb_region_, start_block);
+CONFIGFS_ATTR(o2hb_region_, blocks);
+CONFIGFS_ATTR(o2hb_region_, dev);
+CONFIGFS_ATTR_RO(o2hb_region_, pid);
static struct configfs_attribute *o2hb_region_attrs[] = {
- &o2hb_region_attr_block_bytes.attr,
- &o2hb_region_attr_start_block.attr,
- &o2hb_region_attr_blocks.attr,
- &o2hb_region_attr_dev.attr,
- &o2hb_region_attr_pid.attr,
+ &o2hb_region_attr_block_bytes,
+ &o2hb_region_attr_start_block,
+ &o2hb_region_attr_blocks,
+ &o2hb_region_attr_dev,
+ &o2hb_region_attr_pid,
NULL,
};
-static ssize_t o2hb_region_show(struct config_item *item,
- struct configfs_attribute *attr,
- char *page)
-{
- struct o2hb_region *reg = to_o2hb_region(item);
- struct o2hb_region_attribute *o2hb_region_attr =
- container_of(attr, struct o2hb_region_attribute, attr);
- ssize_t ret = 0;
-
- if (o2hb_region_attr->show)
- ret = o2hb_region_attr->show(reg, page);
- return ret;
-}
-
-static ssize_t o2hb_region_store(struct config_item *item,
- struct configfs_attribute *attr,
- const char *page, size_t count)
-{
- struct o2hb_region *reg = to_o2hb_region(item);
- struct o2hb_region_attribute *o2hb_region_attr =
- container_of(attr, struct o2hb_region_attribute, attr);
- ssize_t ret = -EINVAL;
-
- if (o2hb_region_attr->store)
- ret = o2hb_region_attr->store(reg, page, count);
- return ret;
-}
-
static struct configfs_item_operations o2hb_region_item_ops = {
.release = o2hb_region_release,
- .show_attribute = o2hb_region_show,
- .store_attribute = o2hb_region_store,
};
static struct config_item_type o2hb_region_type = {
@@ -2124,49 +2057,14 @@ unlock:
spin_unlock(&o2hb_live_lock);
}
-struct o2hb_heartbeat_group_attribute {
- struct configfs_attribute attr;
- ssize_t (*show)(struct o2hb_heartbeat_group *, char *);
- ssize_t (*store)(struct o2hb_heartbeat_group *, const char *, size_t);
-};
-
-static ssize_t o2hb_heartbeat_group_show(struct config_item *item,
- struct configfs_attribute *attr,
- char *page)
-{
- struct o2hb_heartbeat_group *reg = to_o2hb_heartbeat_group(to_config_group(item));
- struct o2hb_heartbeat_group_attribute *o2hb_heartbeat_group_attr =
- container_of(attr, struct o2hb_heartbeat_group_attribute, attr);
- ssize_t ret = 0;
-
- if (o2hb_heartbeat_group_attr->show)
- ret = o2hb_heartbeat_group_attr->show(reg, page);
- return ret;
-}
-
-static ssize_t o2hb_heartbeat_group_store(struct config_item *item,
- struct configfs_attribute *attr,
- const char *page, size_t count)
-{
- struct o2hb_heartbeat_group *reg = to_o2hb_heartbeat_group(to_config_group(item));
- struct o2hb_heartbeat_group_attribute *o2hb_heartbeat_group_attr =
- container_of(attr, struct o2hb_heartbeat_group_attribute, attr);
- ssize_t ret = -EINVAL;
-
- if (o2hb_heartbeat_group_attr->store)
- ret = o2hb_heartbeat_group_attr->store(reg, page, count);
- return ret;
-}
-
-static ssize_t o2hb_heartbeat_group_threshold_show(struct o2hb_heartbeat_group *group,
- char *page)
+static ssize_t o2hb_heartbeat_group_threshold_show(struct config_item *item,
+ char *page)
{
return sprintf(page, "%u\n", o2hb_dead_threshold);
}
-static ssize_t o2hb_heartbeat_group_threshold_store(struct o2hb_heartbeat_group *group,
- const char *page,
- size_t count)
+static ssize_t o2hb_heartbeat_group_threshold_store(struct config_item *item,
+ const char *page, size_t count)
{
unsigned long tmp;
char *p = (char *)page;
@@ -2181,17 +2079,15 @@ static ssize_t o2hb_heartbeat_group_threshold_store(struct o2hb_heartbeat_group
return count;
}
-static
-ssize_t o2hb_heartbeat_group_mode_show(struct o2hb_heartbeat_group *group,
- char *page)
+static ssize_t o2hb_heartbeat_group_mode_show(struct config_item *item,
+ char *page)
{
return sprintf(page, "%s\n",
o2hb_heartbeat_mode_desc[o2hb_heartbeat_mode]);
}
-static
-ssize_t o2hb_heartbeat_group_mode_store(struct o2hb_heartbeat_group *group,
- const char *page, size_t count)
+static ssize_t o2hb_heartbeat_group_mode_store(struct config_item *item,
+ const char *page, size_t count)
{
unsigned int i;
int ret;
@@ -2216,33 +2112,15 @@ ssize_t o2hb_heartbeat_group_mode_store(struct o2hb_heartbeat_group *group,
}
-static struct o2hb_heartbeat_group_attribute o2hb_heartbeat_group_attr_threshold = {
- .attr = { .ca_owner = THIS_MODULE,
- .ca_name = "dead_threshold",
- .ca_mode = S_IRUGO | S_IWUSR },
- .show = o2hb_heartbeat_group_threshold_show,
- .store = o2hb_heartbeat_group_threshold_store,
-};
-
-static struct o2hb_heartbeat_group_attribute o2hb_heartbeat_group_attr_mode = {
- .attr = { .ca_owner = THIS_MODULE,
- .ca_name = "mode",
- .ca_mode = S_IRUGO | S_IWUSR },
- .show = o2hb_heartbeat_group_mode_show,
- .store = o2hb_heartbeat_group_mode_store,
-};
+CONFIGFS_ATTR(o2hb_heartbeat_group_, threshold);
+CONFIGFS_ATTR(o2hb_heartbeat_group_, mode);
static struct configfs_attribute *o2hb_heartbeat_group_attrs[] = {
- &o2hb_heartbeat_group_attr_threshold.attr,
- &o2hb_heartbeat_group_attr_mode.attr,
+ &o2hb_heartbeat_group_attr_threshold,
+ &o2hb_heartbeat_group_attr_mode,
NULL,
};
-static struct configfs_item_operations o2hb_heartbeat_group_item_ops = {
- .show_attribute = o2hb_heartbeat_group_show,
- .store_attribute = o2hb_heartbeat_group_store,
-};
-
static struct configfs_group_operations o2hb_heartbeat_group_group_ops = {
.make_item = o2hb_heartbeat_group_make_item,
.drop_item = o2hb_heartbeat_group_drop_item,
@@ -2250,7 +2128,6 @@ static struct configfs_group_operations o2hb_heartbeat_group_group_ops = {
static struct config_item_type o2hb_heartbeat_group_type = {
.ct_group_ops = &o2hb_heartbeat_group_group_ops,
- .ct_item_ops = &o2hb_heartbeat_group_item_ops,
.ct_attrs = o2hb_heartbeat_group_attrs,
.ct_owner = THIS_MODULE,
};
diff --git a/fs/ocfs2/cluster/nodemanager.c b/fs/ocfs2/cluster/nodemanager.c
index 7a398f6..72afdca 100644
--- a/fs/ocfs2/cluster/nodemanager.c
+++ b/fs/ocfs2/cluster/nodemanager.c
@@ -172,9 +172,9 @@ static void o2nm_node_release(struct config_item *item)
kfree(node);
}
-static ssize_t o2nm_node_num_read(struct o2nm_node *node, char *page)
+static ssize_t o2nm_node_num_show(struct config_item *item, char *page)
{
- return sprintf(page, "%d\n", node->nd_num);
+ return sprintf(page, "%d\n", to_o2nm_node(item)->nd_num);
}
static struct o2nm_cluster *to_o2nm_cluster_from_node(struct o2nm_node *node)
@@ -190,9 +190,10 @@ enum {
O2NM_NODE_ATTR_ADDRESS,
};
-static ssize_t o2nm_node_num_write(struct o2nm_node *node, const char *page,
+static ssize_t o2nm_node_num_store(struct config_item *item, const char *page,
size_t count)
{
+ struct o2nm_node *node = to_o2nm_node(item);
struct o2nm_cluster *cluster = to_o2nm_cluster_from_node(node);
unsigned long tmp;
char *p = (char *)page;
@@ -230,14 +231,15 @@ static ssize_t o2nm_node_num_write(struct o2nm_node *node, const char *page,
return count;
}
-static ssize_t o2nm_node_ipv4_port_read(struct o2nm_node *node, char *page)
+static ssize_t o2nm_node_ipv4_port_show(struct config_item *item, char *page)
{
- return sprintf(page, "%u\n", ntohs(node->nd_ipv4_port));
+ return sprintf(page, "%u\n", ntohs(to_o2nm_node(item)->nd_ipv4_port));
}
-static ssize_t o2nm_node_ipv4_port_write(struct o2nm_node *node,
+static ssize_t o2nm_node_ipv4_port_store(struct config_item *item,
const char *page, size_t count)
{
+ struct o2nm_node *node = to_o2nm_node(item);
unsigned long tmp;
char *p = (char *)page;
@@ -257,15 +259,16 @@ static ssize_t o2nm_node_ipv4_port_write(struct o2nm_node *node,
return count;
}
-static ssize_t o2nm_node_ipv4_address_read(struct o2nm_node *node, char *page)
+static ssize_t o2nm_node_ipv4_address_show(struct config_item *item, char *page)
{
- return sprintf(page, "%pI4\n", &node->nd_ipv4_address);
+ return sprintf(page, "%pI4\n", &to_o2nm_node(item)->nd_ipv4_address);
}
-static ssize_t o2nm_node_ipv4_address_write(struct o2nm_node *node,
+static ssize_t o2nm_node_ipv4_address_store(struct config_item *item,
const char *page,
size_t count)
{
+ struct o2nm_node *node = to_o2nm_node(item);
struct o2nm_cluster *cluster = to_o2nm_cluster_from_node(node);
int ret, i;
struct rb_node **p, *parent;
@@ -303,14 +306,15 @@ static ssize_t o2nm_node_ipv4_address_write(struct o2nm_node *node,
return count;
}
-static ssize_t o2nm_node_local_read(struct o2nm_node *node, char *page)
+static ssize_t o2nm_node_local_show(struct config_item *item, char *page)
{
- return sprintf(page, "%d\n", node->nd_local);
+ return sprintf(page, "%d\n", to_o2nm_node(item)->nd_local);
}
-static ssize_t o2nm_node_local_write(struct o2nm_node *node, const char *page,
+static ssize_t o2nm_node_local_store(struct config_item *item, const char *page,
size_t count)
{
+ struct o2nm_node *node = to_o2nm_node(item);
struct o2nm_cluster *cluster = to_o2nm_cluster_from_node(node);
unsigned long tmp;
char *p = (char *)page;
@@ -357,84 +361,21 @@ static ssize_t o2nm_node_local_write(struct o2nm_node *node, const char *page,
return count;
}
-struct o2nm_node_attribute {
- struct configfs_attribute attr;
- ssize_t (*show)(struct o2nm_node *, char *);
- ssize_t (*store)(struct o2nm_node *, const char *, size_t);
-};
-
-static struct o2nm_node_attribute o2nm_node_attr_num = {
- .attr = { .ca_owner = THIS_MODULE,
- .ca_name = "num",
- .ca_mode = S_IRUGO | S_IWUSR },
- .show = o2nm_node_num_read,
- .store = o2nm_node_num_write,
-};
-
-static struct o2nm_node_attribute o2nm_node_attr_ipv4_port = {
- .attr = { .ca_owner = THIS_MODULE,
- .ca_name = "ipv4_port",
- .ca_mode = S_IRUGO | S_IWUSR },
- .show = o2nm_node_ipv4_port_read,
- .store = o2nm_node_ipv4_port_write,
-};
-
-static struct o2nm_node_attribute o2nm_node_attr_ipv4_address = {
- .attr = { .ca_owner = THIS_MODULE,
- .ca_name = "ipv4_address",
- .ca_mode = S_IRUGO | S_IWUSR },
- .show = o2nm_node_ipv4_address_read,
- .store = o2nm_node_ipv4_address_write,
-};
-
-static struct o2nm_node_attribute o2nm_node_attr_local = {
- .attr = { .ca_owner = THIS_MODULE,
- .ca_name = "local",
- .ca_mode = S_IRUGO | S_IWUSR },
- .show = o2nm_node_local_read,
- .store = o2nm_node_local_write,
-};
+CONFIGFS_ATTR(o2nm_node_, num);
+CONFIGFS_ATTR(o2nm_node_, ipv4_port);
+CONFIGFS_ATTR(o2nm_node_, ipv4_address);
+CONFIGFS_ATTR(o2nm_node_, local);
static struct configfs_attribute *o2nm_node_attrs[] = {
- &o2nm_node_attr_num.attr,
- &o2nm_node_attr_ipv4_port.attr,
- &o2nm_node_attr_ipv4_address.attr,
- &o2nm_node_attr_local.attr,
+ &o2nm_node_attr_num,
+ &o2nm_node_attr_ipv4_port,
+ &o2nm_node_attr_ipv4_address,
+ &o2nm_node_attr_local,
NULL,
};
-static ssize_t o2nm_node_show(struct config_item *item,
- struct configfs_attribute *attr,
- char *page)
-{
- struct o2nm_node *node = to_o2nm_node(item);
- struct o2nm_node_attribute *o2nm_node_attr =
- container_of(attr, struct o2nm_node_attribute, attr);
- ssize_t ret = 0;
-
- if (o2nm_node_attr->show)
- ret = o2nm_node_attr->show(node, page);
- return ret;
-}
-
-static ssize_t o2nm_node_store(struct config_item *item,
- struct configfs_attribute *attr,
- const char *page, size_t count)
-{
- struct o2nm_node *node = to_o2nm_node(item);
- struct o2nm_node_attribute *o2nm_node_attr =
- container_of(attr, struct o2nm_node_attribute, attr);
-
- if (o2nm_node_attr->store == NULL)
- return -EINVAL;
-
- return o2nm_node_attr->store(node, page, count);
-}
-
static struct configfs_item_operations o2nm_node_item_ops = {
.release = o2nm_node_release,
- .show_attribute = o2nm_node_show,
- .store_attribute = o2nm_node_store,
};
static struct config_item_type o2nm_node_type = {
@@ -459,12 +400,6 @@ static struct o2nm_node_group *to_o2nm_node_group(struct config_group *group)
}
#endif
-struct o2nm_cluster_attribute {
- struct configfs_attribute attr;
- ssize_t (*show)(struct o2nm_cluster *, char *);
- ssize_t (*store)(struct o2nm_cluster *, const char *, size_t);
-};
-
static ssize_t o2nm_cluster_attr_write(const char *page, ssize_t count,
unsigned int *val)
{
@@ -485,15 +420,16 @@ static ssize_t o2nm_cluster_attr_write(const char *page, ssize_t count,
return count;
}
-static ssize_t o2nm_cluster_attr_idle_timeout_ms_read(
- struct o2nm_cluster *cluster, char *page)
+static ssize_t o2nm_cluster_idle_timeout_ms_show(struct config_item *item,
+ char *page)
{
- return sprintf(page, "%u\n", cluster->cl_idle_timeout_ms);
+ return sprintf(page, "%u\n", to_o2nm_cluster(item)->cl_idle_timeout_ms);
}
-static ssize_t o2nm_cluster_attr_idle_timeout_ms_write(
- struct o2nm_cluster *cluster, const char *page, size_t count)
+static ssize_t o2nm_cluster_idle_timeout_ms_store(struct config_item *item,
+ const char *page, size_t count)
{
+ struct o2nm_cluster *cluster = to_o2nm_cluster(item);
ssize_t ret;
unsigned int val;
@@ -520,15 +456,17 @@ static ssize_t o2nm_cluster_attr_idle_timeout_ms_write(
return ret;
}
-static ssize_t o2nm_cluster_attr_keepalive_delay_ms_read(
- struct o2nm_cluster *cluster, char *page)
+static ssize_t o2nm_cluster_keepalive_delay_ms_show(
+ struct config_item *item, char *page)
{
- return sprintf(page, "%u\n", cluster->cl_keepalive_delay_ms);
+ return sprintf(page, "%u\n",
+ to_o2nm_cluster(item)->cl_keepalive_delay_ms);
}
-static ssize_t o2nm_cluster_attr_keepalive_delay_ms_write(
- struct o2nm_cluster *cluster, const char *page, size_t count)
+static ssize_t o2nm_cluster_keepalive_delay_ms_store(
+ struct config_item *item, const char *page, size_t count)
{
+ struct o2nm_cluster *cluster = to_o2nm_cluster(item);
ssize_t ret;
unsigned int val;
@@ -555,22 +493,24 @@ static ssize_t o2nm_cluster_attr_keepalive_delay_ms_write(
return ret;
}
-static ssize_t o2nm_cluster_attr_reconnect_delay_ms_read(
- struct o2nm_cluster *cluster, char *page)
+static ssize_t o2nm_cluster_reconnect_delay_ms_show(
+ struct config_item *item, char *page)
{
- return sprintf(page, "%u\n", cluster->cl_reconnect_delay_ms);
+ return sprintf(page, "%u\n",
+ to_o2nm_cluster(item)->cl_reconnect_delay_ms);
}
-static ssize_t o2nm_cluster_attr_reconnect_delay_ms_write(
- struct o2nm_cluster *cluster, const char *page, size_t count)
+static ssize_t o2nm_cluster_reconnect_delay_ms_store(
+ struct config_item *item, const char *page, size_t count)
{
return o2nm_cluster_attr_write(page, count,
- &cluster->cl_reconnect_delay_ms);
+ &to_o2nm_cluster(item)->cl_reconnect_delay_ms);
}
-static ssize_t o2nm_cluster_attr_fence_method_read(
- struct o2nm_cluster *cluster, char *page)
+static ssize_t o2nm_cluster_fence_method_show(
+ struct config_item *item, char *page)
{
+ struct o2nm_cluster *cluster = to_o2nm_cluster(item);
ssize_t ret = 0;
if (cluster)
@@ -579,8 +519,8 @@ static ssize_t o2nm_cluster_attr_fence_method_read(
return ret;
}
-static ssize_t o2nm_cluster_attr_fence_method_write(
- struct o2nm_cluster *cluster, const char *page, size_t count)
+static ssize_t o2nm_cluster_fence_method_store(
+ struct config_item *item, const char *page, size_t count)
{
unsigned int i;
@@ -592,10 +532,10 @@ static ssize_t o2nm_cluster_attr_fence_method_write(
continue;
if (strncasecmp(page, o2nm_fence_method_desc[i], count - 1))
continue;
- if (cluster->cl_fence_method != i) {
+ if (to_o2nm_cluster(item)->cl_fence_method != i) {
printk(KERN_INFO "ocfs2: Changing fence method to %s\n",
o2nm_fence_method_desc[i]);
- cluster->cl_fence_method = i;
+ to_o2nm_cluster(item)->cl_fence_method = i;
}
return count;
}
@@ -604,79 +544,18 @@ bail:
return -EINVAL;
}
-static struct o2nm_cluster_attribute o2nm_cluster_attr_idle_timeout_ms = {
- .attr = { .ca_owner = THIS_MODULE,
- .ca_name = "idle_timeout_ms",
- .ca_mode = S_IRUGO | S_IWUSR },
- .show = o2nm_cluster_attr_idle_timeout_ms_read,
- .store = o2nm_cluster_attr_idle_timeout_ms_write,
-};
-
-static struct o2nm_cluster_attribute o2nm_cluster_attr_keepalive_delay_ms = {
- .attr = { .ca_owner = THIS_MODULE,
- .ca_name = "keepalive_delay_ms",
- .ca_mode = S_IRUGO | S_IWUSR },
- .show = o2nm_cluster_attr_keepalive_delay_ms_read,
- .store = o2nm_cluster_attr_keepalive_delay_ms_write,
-};
-
-static struct o2nm_cluster_attribute o2nm_cluster_attr_reconnect_delay_ms = {
- .attr = { .ca_owner = THIS_MODULE,
- .ca_name = "reconnect_delay_ms",
- .ca_mode = S_IRUGO | S_IWUSR },
- .show = o2nm_cluster_attr_reconnect_delay_ms_read,
- .store = o2nm_cluster_attr_reconnect_delay_ms_write,
-};
-
-static struct o2nm_cluster_attribute o2nm_cluster_attr_fence_method = {
- .attr = { .ca_owner = THIS_MODULE,
- .ca_name = "fence_method",
- .ca_mode = S_IRUGO | S_IWUSR },
- .show = o2nm_cluster_attr_fence_method_read,
- .store = o2nm_cluster_attr_fence_method_write,
-};
+CONFIGFS_ATTR(o2nm_cluster_, idle_timeout_ms);
+CONFIGFS_ATTR(o2nm_cluster_, keepalive_delay_ms);
+CONFIGFS_ATTR(o2nm_cluster_, reconnect_delay_ms);
+CONFIGFS_ATTR(o2nm_cluster_, fence_method);
static struct configfs_attribute *o2nm_cluster_attrs[] = {
- &o2nm_cluster_attr_idle_timeout_ms.attr,
- &o2nm_cluster_attr_keepalive_delay_ms.attr,
- &o2nm_cluster_attr_reconnect_delay_ms.attr,
- &o2nm_cluster_attr_fence_method.attr,
+ &o2nm_cluster_attr_idle_timeout_ms,
+ &o2nm_cluster_attr_keepalive_delay_ms,
+ &o2nm_cluster_attr_reconnect_delay_ms,
+ &o2nm_cluster_attr_fence_method,
NULL,
};
-static ssize_t o2nm_cluster_show(struct config_item *item,
- struct configfs_attribute *attr,
- char *page)
-{
- struct o2nm_cluster *cluster = to_o2nm_cluster(item);
- struct o2nm_cluster_attribute *o2nm_cluster_attr =
- container_of(attr, struct o2nm_cluster_attribute, attr);
- ssize_t ret = 0;
-
- if (o2nm_cluster_attr->show)
- ret = o2nm_cluster_attr->show(cluster, page);
- return ret;
-}
-
-static ssize_t o2nm_cluster_store(struct config_item *item,
- struct configfs_attribute *attr,
- const char *page, size_t count)
-{
- struct o2nm_cluster *cluster = to_o2nm_cluster(item);
- struct o2nm_cluster_attribute *o2nm_cluster_attr =
- container_of(attr, struct o2nm_cluster_attribute, attr);
- ssize_t ret;
-
- if (o2nm_cluster_attr->store == NULL) {
- ret = -EINVAL;
- goto out;
- }
-
- ret = o2nm_cluster_attr->store(cluster, page, count);
- if (ret < count)
- goto out;
-out:
- return ret;
-}
static struct config_item *o2nm_node_group_make_item(struct config_group *group,
const char *name)
@@ -757,8 +636,6 @@ static void o2nm_cluster_release(struct config_item *item)
static struct configfs_item_operations o2nm_cluster_item_ops = {
.release = o2nm_cluster_release,
- .show_attribute = o2nm_cluster_show,
- .store_attribute = o2nm_cluster_store,
};
static struct config_item_type o2nm_cluster_type = {
--
1.9.1
--
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