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ipmi: Remove the proc interface

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It has been deprecated long enough, get rid of it.

Signed-off-by: Corey Minyard <cminyard@mvista.com>
This commit is contained in:
Corey Minyard 2018-04-18 13:01:21 -05:00
parent 1211229399
commit 163475ebf9
5 changed files with 0 additions and 497 deletions
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8
drivers/char/ipmi/Kconfig
View file

@ -22,14 +22,6 @@ config IPMI_DMI_DECODE
if IPMI_HANDLER
config IPMI_PROC_INTERFACE
bool 'Provide an interface for IPMI stats in /proc (deprecated)'
depends on PROC_FS
default y
help
Do not use this any more, use sysfs for this info. It will be
removed in future kernel versions.
config IPMI_PANIC_EVENT
bool 'Generate a panic event to all BMCs on a panic'
help

264
drivers/char/ipmi/ipmi_msghandler.c
View file

@ -131,10 +131,6 @@ module_param_cb(panic_op, &panic_op_ops, NULL, 0600);
MODULE_PARM_DESC(panic_op, "Sets if the IPMI driver will attempt to store panic information in the event log in the event of a panic. Set to 'none' for no, 'event' for a single event, or 'string' for a generic event and the panic string in IPMI OEM events.");
#ifdef CONFIG_IPMI_PROC_INTERFACE
static struct proc_dir_entry *proc_ipmi_root;
#endif /* CONFIG_IPMI_PROC_INTERFACE */
#define MAX_EVENTS_IN_QUEUE 25
/* Remain in auto-maintenance mode for this amount of time (in ms). */
@ -315,13 +311,6 @@ struct ipmi_my_addrinfo {
unsigned char lun;
};
#ifdef CONFIG_IPMI_PROC_INTERFACE
struct ipmi_proc_entry {
char *name;
struct ipmi_proc_entry *next;
};
#endif
/*
* Note that the product id, manufacturer id, guid, and device id are
* immutable in this structure, so dyn_mutex is not required for
@ -492,15 +481,6 @@ struct ipmi_smi {
const struct ipmi_smi_handlers *handlers;
void *send_info;
#ifdef CONFIG_IPMI_PROC_INTERFACE
/* A list of proc entries for this interface. */
struct mutex proc_entry_lock;
struct ipmi_proc_entry *proc_entries;
struct proc_dir_entry *proc_dir;
char proc_dir_name[10];
#endif
/* Driver-model device for the system interface. */
struct device *si_dev;
@ -2515,216 +2495,6 @@ static int bmc_get_device_id(struct ipmi_smi *intf, struct bmc_device *bmc,
return __bmc_get_device_id(intf, bmc, id, guid_set, guid, -1);
}
#ifdef CONFIG_IPMI_PROC_INTERFACE
static int smi_ipmb_proc_show(struct seq_file *m, void *v)
{
struct ipmi_smi *intf = m->private;
int i;
seq_printf(m, "%x", intf->addrinfo[0].address);
for (i = 1; i < IPMI_MAX_CHANNELS; i++)
seq_printf(m, " %x", intf->addrinfo[i].address);
seq_putc(m, '\n');
return 0;
}
static int smi_ipmb_proc_open(struct inode *inode, struct file *file)
{
return single_open(file, smi_ipmb_proc_show, PDE_DATA(inode));
}
static const struct file_operations smi_ipmb_proc_ops = {
.open = smi_ipmb_proc_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
static int smi_version_proc_show(struct seq_file *m, void *v)
{
struct ipmi_smi *intf = m->private;
struct ipmi_device_id id;
int rv;
rv = bmc_get_device_id(intf, NULL, &id, NULL, NULL);
if (rv)
return rv;
seq_printf(m, "%u.%u\n",
ipmi_version_major(&id),
ipmi_version_minor(&id));
return 0;
}
static int smi_version_proc_open(struct inode *inode, struct file *file)
{
return single_open(file, smi_version_proc_show, PDE_DATA(inode));
}
static const struct file_operations smi_version_proc_ops = {
.open = smi_version_proc_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
static int smi_stats_proc_show(struct seq_file *m, void *v)
{
struct ipmi_smi *intf = m->private;
seq_printf(m, "sent_invalid_commands: %u\n",
ipmi_get_stat(intf, sent_invalid_commands));
seq_printf(m, "sent_local_commands: %u\n",
ipmi_get_stat(intf, sent_local_commands));
seq_printf(m, "handled_local_responses: %u\n",
ipmi_get_stat(intf, handled_local_responses));
seq_printf(m, "unhandled_local_responses: %u\n",
ipmi_get_stat(intf, unhandled_local_responses));
seq_printf(m, "sent_ipmb_commands: %u\n",
ipmi_get_stat(intf, sent_ipmb_commands));
seq_printf(m, "sent_ipmb_command_errs: %u\n",
ipmi_get_stat(intf, sent_ipmb_command_errs));
seq_printf(m, "retransmitted_ipmb_commands: %u\n",
ipmi_get_stat(intf, retransmitted_ipmb_commands));
seq_printf(m, "timed_out_ipmb_commands: %u\n",
ipmi_get_stat(intf, timed_out_ipmb_commands));
seq_printf(m, "timed_out_ipmb_broadcasts: %u\n",
ipmi_get_stat(intf, timed_out_ipmb_broadcasts));
seq_printf(m, "sent_ipmb_responses: %u\n",
ipmi_get_stat(intf, sent_ipmb_responses));
seq_printf(m, "handled_ipmb_responses: %u\n",
ipmi_get_stat(intf, handled_ipmb_responses));
seq_printf(m, "invalid_ipmb_responses: %u\n",
ipmi_get_stat(intf, invalid_ipmb_responses));
seq_printf(m, "unhandled_ipmb_responses: %u\n",
ipmi_get_stat(intf, unhandled_ipmb_responses));
seq_printf(m, "sent_lan_commands: %u\n",
ipmi_get_stat(intf, sent_lan_commands));
seq_printf(m, "sent_lan_command_errs: %u\n",
ipmi_get_stat(intf, sent_lan_command_errs));
seq_printf(m, "retransmitted_lan_commands: %u\n",
ipmi_get_stat(intf, retransmitted_lan_commands));
seq_printf(m, "timed_out_lan_commands: %u\n",
ipmi_get_stat(intf, timed_out_lan_commands));
seq_printf(m, "sent_lan_responses: %u\n",
ipmi_get_stat(intf, sent_lan_responses));
seq_printf(m, "handled_lan_responses: %u\n",
ipmi_get_stat(intf, handled_lan_responses));
seq_printf(m, "invalid_lan_responses: %u\n",
ipmi_get_stat(intf, invalid_lan_responses));
seq_printf(m, "unhandled_lan_responses: %u\n",
ipmi_get_stat(intf, unhandled_lan_responses));
seq_printf(m, "handled_commands: %u\n",
ipmi_get_stat(intf, handled_commands));
seq_printf(m, "invalid_commands: %u\n",
ipmi_get_stat(intf, invalid_commands));
seq_printf(m, "unhandled_commands: %u\n",
ipmi_get_stat(intf, unhandled_commands));
seq_printf(m, "invalid_events: %u\n",
ipmi_get_stat(intf, invalid_events));
seq_printf(m, "events: %u\n",
ipmi_get_stat(intf, events));
seq_printf(m, "failed rexmit LAN msgs: %u\n",
ipmi_get_stat(intf, dropped_rexmit_lan_commands));
seq_printf(m, "failed rexmit IPMB msgs: %u\n",
ipmi_get_stat(intf, dropped_rexmit_ipmb_commands));
return 0;
}
static int smi_stats_proc_open(struct inode *inode, struct file *file)
{
return single_open(file, smi_stats_proc_show, PDE_DATA(inode));
}
static const struct file_operations smi_stats_proc_ops = {
.open = smi_stats_proc_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
int ipmi_smi_add_proc_entry(struct ipmi_smi *smi, char *name,
const struct file_operations *proc_ops,
void *data)
{
int rv = 0;
struct proc_dir_entry *file;
struct ipmi_proc_entry *entry;
/* Create a list element. */
entry = kmalloc(sizeof(*entry), GFP_KERNEL);
if (!entry)
return -ENOMEM;
entry->name = kstrdup(name, GFP_KERNEL);
if (!entry->name) {
kfree(entry);
return -ENOMEM;
}
file = proc_create_data(name, 0, smi->proc_dir, proc_ops, data);
if (!file) {
kfree(entry->name);
kfree(entry);
rv = -ENOMEM;
} else {
mutex_lock(&smi->proc_entry_lock);
/* Stick it on the list. */
entry->next = smi->proc_entries;
smi->proc_entries = entry;
mutex_unlock(&smi->proc_entry_lock);
}
return rv;
}
EXPORT_SYMBOL(ipmi_smi_add_proc_entry);
static int add_proc_entries(struct ipmi_smi *smi, int num)
{
int rv = 0;
sprintf(smi->proc_dir_name, "%d", num);
smi->proc_dir = proc_mkdir(smi->proc_dir_name, proc_ipmi_root);
if (!smi->proc_dir)
rv = -ENOMEM;
if (rv == 0)
rv = ipmi_smi_add_proc_entry(smi, "stats",
&smi_stats_proc_ops,
smi);
if (rv == 0)
rv = ipmi_smi_add_proc_entry(smi, "ipmb",
&smi_ipmb_proc_ops,
smi);
if (rv == 0)
rv = ipmi_smi_add_proc_entry(smi, "version",
&smi_version_proc_ops,
smi);
return rv;
}
static void remove_proc_entries(struct ipmi_smi *smi)
{
struct ipmi_proc_entry *entry;
mutex_lock(&smi->proc_entry_lock);
while (smi->proc_entries) {
entry = smi->proc_entries;
smi->proc_entries = entry->next;
remove_proc_entry(entry->name, smi->proc_dir);
kfree(entry->name);
kfree(entry);
}
mutex_unlock(&smi->proc_entry_lock);
remove_proc_entry(smi->proc_dir_name, proc_ipmi_root);
}
#endif /* CONFIG_IPMI_PROC_INTERFACE */
static ssize_t device_id_show(struct device *dev,
struct device_attribute *attr,
char *buf)
@ -3564,9 +3334,6 @@ int ipmi_register_smi(const struct ipmi_smi_handlers *handlers,
intf->seq_table[j].seqid = 0;
}
intf->curr_seq = 0;
#ifdef CONFIG_IPMI_PROC_INTERFACE
mutex_init(&intf->proc_entry_lock);
#endif
spin_lock_init(&intf->waiting_rcv_msgs_lock);
INIT_LIST_HEAD(&intf->waiting_rcv_msgs);
tasklet_init(&intf->recv_tasklet,
@ -3588,10 +3355,6 @@ int ipmi_register_smi(const struct ipmi_smi_handlers *handlers,
for (i = 0; i < IPMI_NUM_STATS; i++)
atomic_set(&intf->stats[i], 0);
#ifdef CONFIG_IPMI_PROC_INTERFACE
intf->proc_dir = NULL;
#endif
mutex_lock(&ipmi_interfaces_mutex);
/* Look for a hole in the numbers. */
i = 0;
@ -3622,20 +3385,10 @@ int ipmi_register_smi(const struct ipmi_smi_handlers *handlers,
mutex_lock(&intf->bmc_reg_mutex);
rv = __scan_channels(intf, &id);
mutex_unlock(&intf->bmc_reg_mutex);
if (rv)
goto out;
#ifdef CONFIG_IPMI_PROC_INTERFACE
rv = add_proc_entries(intf, i);
#endif
out:
if (rv) {
ipmi_bmc_unregister(intf);
#ifdef CONFIG_IPMI_PROC_INTERFACE
if (intf->proc_dir)
remove_proc_entries(intf);
#endif
list_del_rcu(&intf->link);
mutex_unlock(&ipmi_interfaces_mutex);
synchronize_srcu(&ipmi_interfaces_srcu);
@ -3748,9 +3501,6 @@ void ipmi_unregister_smi(struct ipmi_smi *intf)
cleanup_smi_msgs(intf);
#ifdef CONFIG_IPMI_PROC_INTERFACE
remove_proc_entries(intf);
#endif
ipmi_bmc_unregister(intf);
cleanup_srcu_struct(&intf->users_srcu);
@ -5277,16 +5027,6 @@ static int ipmi_init_msghandler(void)
pr_info("ipmi message handler version " IPMI_DRIVER_VERSION "\n");
#ifdef CONFIG_IPMI_PROC_INTERFACE
proc_ipmi_root = proc_mkdir("ipmi", NULL);
if (!proc_ipmi_root) {
pr_err(PFX "Unable to create IPMI proc dir");
driver_unregister(&ipmidriver.driver);
return -ENOMEM;
}
#endif /* CONFIG_IPMI_PROC_INTERFACE */
timer_setup(&ipmi_timer, ipmi_timeout, 0);
mod_timer(&ipmi_timer, jiffies + IPMI_TIMEOUT_JIFFIES);
@ -5325,10 +5065,6 @@ static void __exit cleanup_ipmi(void)
atomic_inc(&stop_operation);
del_timer_sync(&ipmi_timer);
#ifdef CONFIG_IPMI_PROC_INTERFACE
proc_remove(proc_ipmi_root);
#endif /* CONFIG_IPMI_PROC_INTERFACE */
driver_unregister(&ipmidriver.driver);
initialized = 0;

125
drivers/char/ipmi/ipmi_si_intf.c
View file

@ -1588,102 +1588,6 @@ static int try_enable_event_buffer(struct smi_info *smi_info)
return rv;
}
#ifdef CONFIG_IPMI_PROC_INTERFACE
static int smi_type_proc_show(struct seq_file *m, void *v)
{
struct smi_info *smi = m->private;
seq_printf(m, "%s\n", si_to_str[smi->io.si_type]);
return 0;
}
static int smi_type_proc_open(struct inode *inode, struct file *file)
{
return single_open(file, smi_type_proc_show, PDE_DATA(inode));
}
static const struct file_operations smi_type_proc_ops = {
.open = smi_type_proc_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
static int smi_si_stats_proc_show(struct seq_file *m, void *v)
{
struct smi_info *smi = m->private;
seq_printf(m, "interrupts_enabled: %d\n",
smi->io.irq && !smi->interrupt_disabled);
seq_printf(m, "short_timeouts: %u\n",
smi_get_stat(smi, short_timeouts));
seq_printf(m, "long_timeouts: %u\n",
smi_get_stat(smi, long_timeouts));
seq_printf(m, "idles: %u\n",
smi_get_stat(smi, idles));
seq_printf(m, "interrupts: %u\n",
smi_get_stat(smi, interrupts));
seq_printf(m, "attentions: %u\n",
smi_get_stat(smi, attentions));
seq_printf(m, "flag_fetches: %u\n",
smi_get_stat(smi, flag_fetches));
seq_printf(m, "hosed_count: %u\n",
smi_get_stat(smi, hosed_count));
seq_printf(m, "complete_transactions: %u\n",
smi_get_stat(smi, complete_transactions));
seq_printf(m, "events: %u\n",
smi_get_stat(smi, events));
seq_printf(m, "watchdog_pretimeouts: %u\n",
smi_get_stat(smi, watchdog_pretimeouts));
seq_printf(m, "incoming_messages: %u\n",
smi_get_stat(smi, incoming_messages));
return 0;
}
static int smi_si_stats_proc_open(struct inode *inode, struct file *file)
{
return single_open(file, smi_si_stats_proc_show, PDE_DATA(inode));
}
static const struct file_operations smi_si_stats_proc_ops = {
.open = smi_si_stats_proc_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
static int smi_params_proc_show(struct seq_file *m, void *v)
{
struct smi_info *smi = m->private;
seq_printf(m,
"%s,%s,0x%lx,rsp=%d,rsi=%d,rsh=%d,irq=%d,ipmb=%d\n",
si_to_str[smi->io.si_type],
addr_space_to_str[smi->io.addr_type],
smi->io.addr_data,
smi->io.regspacing,
smi->io.regsize,
smi->io.regshift,
smi->io.irq,
smi->io.slave_addr);
return 0;
}
static int smi_params_proc_open(struct inode *inode, struct file *file)
{
return single_open(file, smi_params_proc_show, PDE_DATA(inode));
}
static const struct file_operations smi_params_proc_ops = {
.open = smi_params_proc_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
#endif
#define IPMI_SI_ATTR(name) \
static ssize_t ipmi_##name##_show(struct device *dev, \
struct device_attribute *attr, \
@ -2172,35 +2076,6 @@ static int try_smi_init(struct smi_info *new_smi)
goto out_err;
}
#ifdef CONFIG_IPMI_PROC_INTERFACE
rv = ipmi_smi_add_proc_entry(new_smi->intf, "type",
&smi_type_proc_ops,
new_smi);
if (rv) {
dev_err(new_smi->io.dev,
"Unable to create proc entry: %d\n", rv);
goto out_err;
}
rv = ipmi_smi_add_proc_entry(new_smi->intf, "si_stats",
&smi_si_stats_proc_ops,
new_smi);
if (rv) {
dev_err(new_smi->io.dev,
"Unable to create proc entry: %d\n", rv);
goto out_err;
}
rv = ipmi_smi_add_proc_entry(new_smi->intf, "params",
&smi_params_proc_ops,
new_smi);
if (rv) {
dev_err(new_smi->io.dev,
"Unable to create proc entry: %d\n", rv);
goto out_err;
}
#endif
/* Don't increment till we know we have succeeded. */
smi_num++;

89
drivers/char/ipmi/ipmi_ssif.c
View file

@ -1316,72 +1316,6 @@ static int ssif_detect(struct i2c_client *client, struct i2c_board_info *info)
return rv;
}
#ifdef CONFIG_IPMI_PROC_INTERFACE
static int smi_type_proc_show(struct seq_file *m, void *v)
{
seq_puts(m, "ssif\n");
return 0;
}
static int smi_type_proc_open(struct inode *inode, struct file *file)
{
return single_open(file, smi_type_proc_show, inode->i_private);
}
static const struct file_operations smi_type_proc_ops = {
.open = smi_type_proc_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
static int smi_stats_proc_show(struct seq_file *m, void *v)
{
struct ssif_info *ssif_info = m->private;
seq_printf(m, "sent_messages: %u\n",
ssif_get_stat(ssif_info, sent_messages));
seq_printf(m, "sent_messages_parts: %u\n",
ssif_get_stat(ssif_info, sent_messages_parts));
seq_printf(m, "send_retries: %u\n",
ssif_get_stat(ssif_info, send_retries));
seq_printf(m, "send_errors: %u\n",
ssif_get_stat(ssif_info, send_errors));
seq_printf(m, "received_messages: %u\n",
ssif_get_stat(ssif_info, received_messages));
seq_printf(m, "received_message_parts: %u\n",
ssif_get_stat(ssif_info, received_message_parts));
seq_printf(m, "receive_retries: %u\n",
ssif_get_stat(ssif_info, receive_retries));
seq_printf(m, "receive_errors: %u\n",
ssif_get_stat(ssif_info, receive_errors));
seq_printf(m, "flag_fetches: %u\n",
ssif_get_stat(ssif_info, flag_fetches));
seq_printf(m, "hosed: %u\n",
ssif_get_stat(ssif_info, hosed));
seq_printf(m, "events: %u\n",
ssif_get_stat(ssif_info, events));
seq_printf(m, "watchdog_pretimeouts: %u\n",
ssif_get_stat(ssif_info, watchdog_pretimeouts));
seq_printf(m, "alerts: %u\n",
ssif_get_stat(ssif_info, alerts));
return 0;
}
static int smi_stats_proc_open(struct inode *inode, struct file *file)
{
return single_open(file, smi_stats_proc_show, PDE_DATA(inode));
}
static const struct file_operations smi_stats_proc_ops = {
.open = smi_stats_proc_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
#endif
static int strcmp_nospace(char *s1, char *s2)
{
while (*s1 && *s2) {
@ -1712,24 +1646,6 @@ static int ssif_probe(struct i2c_client *client, const struct i2c_device_id *id)
goto out_remove_attr;
}
#ifdef CONFIG_IPMI_PROC_INTERFACE
rv = ipmi_smi_add_proc_entry(ssif_info->intf, "type",
&smi_type_proc_ops,
ssif_info);
if (rv) {
pr_err(PFX "Unable to create proc entry: %d\n", rv);
goto out_err_unreg;
}
rv = ipmi_smi_add_proc_entry(ssif_info->intf, "ssif_stats",
&smi_stats_proc_ops,
ssif_info);
if (rv) {
pr_err(PFX "Unable to create proc entry: %d\n", rv);
goto out_err_unreg;
}
#endif
out:
if (rv) {
/*
@ -1747,11 +1663,6 @@ static int ssif_probe(struct i2c_client *client, const struct i2c_device_id *id)
kfree(resp);
return rv;
#ifdef CONFIG_IPMI_PROC_INTERFACE
out_err_unreg:
ipmi_unregister_smi(ssif_info->intf);
#endif
out_remove_attr:
device_remove_group(&ssif_info->client->dev, &ipmi_ssif_dev_attr_group);
dev_set_drvdata(&ssif_info->client->dev, NULL);

11
include/linux/ipmi_smi.h
View file

@ -240,15 +240,4 @@ static inline void ipmi_free_smi_msg(struct ipmi_smi_msg *msg)
msg->done(msg);
}
#ifdef CONFIG_IPMI_PROC_INTERFACE
/*
* Allow the lower layer to add things to the proc filesystem
* directory for this interface. Note that the entry will
* automatically be dstroyed when the interface is destroyed.
*/
int ipmi_smi_add_proc_entry(struct ipmi_smi *smi, char *name,
const struct file_operations *proc_ops,
void *data);
#endif
#endif /* __LINUX_IPMI_SMI_H */