diff options
Diffstat (limited to 'drivers/target/target_core_configfs.c')
| -rw-r--r-- | drivers/target/target_core_configfs.c | 1209 |
1 files changed, 441 insertions, 768 deletions
diff --git a/drivers/target/target_core_configfs.c b/drivers/target/target_core_configfs.c index 860e84046177..b9b9ffde4c7a 100644 --- a/drivers/target/target_core_configfs.c +++ b/drivers/target/target_core_configfs.c @@ -40,8 +40,6 @@ #include <target/target_core_base.h> #include <target/target_core_backend.h> #include <target/target_core_fabric.h> -#include <target/target_core_fabric_configfs.h> -#include <target/configfs_macros.h> #include "target_core_internal.h" #include "target_core_alua.h" @@ -78,12 +76,6 @@ extern struct t10_alua_lu_gp *default_lu_gp; static LIST_HEAD(g_tf_list); static DEFINE_MUTEX(g_tf_lock); -struct target_core_configfs_attribute { - struct configfs_attribute attr; - ssize_t (*show)(void *, char *); - ssize_t (*store)(void *, const char *, size_t); -}; - static struct config_group target_core_hbagroup; static struct config_group alua_group; static struct config_group alua_lu_gps_group; @@ -97,24 +89,15 @@ item_to_hba(struct config_item *item) /* * Attributes for /sys/kernel/config/target/ */ -static ssize_t target_core_attr_show(struct config_item *item, - struct configfs_attribute *attr, - char *page) +static ssize_t target_core_item_version_show(struct config_item *item, + char *page) { return sprintf(page, "Target Engine Core ConfigFS Infrastructure %s" " on %s/%s on "UTS_RELEASE"\n", TARGET_CORE_VERSION, utsname()->sysname, utsname()->machine); } -static struct configfs_item_operations target_core_fabric_item_ops = { - .show_attribute = target_core_attr_show, -}; - -static struct configfs_attribute target_core_item_attr_version = { - .ca_owner = THIS_MODULE, - .ca_name = "version", - .ca_mode = S_IRUGO, -}; +CONFIGFS_ATTR_RO(target_core_item_, version); static struct target_fabric_configfs *target_core_get_fabric( const char *name) @@ -273,7 +256,6 @@ static struct configfs_attribute *target_core_fabric_item_attrs[] = { * Provides Fabrics Groups and Item Attributes for /sys/kernel/config/target/ */ static struct config_item_type target_core_fabrics_item = { - .ct_item_ops = &target_core_fabric_item_ops, .ct_group_ops = &target_core_fabric_group_ops, .ct_attrs = target_core_fabric_item_attrs, .ct_owner = THIS_MODULE, @@ -476,47 +458,54 @@ EXPORT_SYMBOL(target_unregister_template); // Stop functions called by external Target Fabrics Modules //############################################################################*/ +static inline struct se_dev_attrib *to_attrib(struct config_item *item) +{ + return container_of(to_config_group(item), struct se_dev_attrib, + da_group); +} + /* Start functions for struct config_item_type tb_dev_attrib_cit */ -#define DEF_TB_DEV_ATTRIB_SHOW(_name) \ -static ssize_t show_##_name(struct se_dev_attrib *da, char *page) \ +#define DEF_CONFIGFS_ATTRIB_SHOW(_name) \ +static ssize_t _name##_show(struct config_item *item, char *page) \ { \ - return snprintf(page, PAGE_SIZE, "%u\n", da->_name); \ -} - -DEF_TB_DEV_ATTRIB_SHOW(emulate_model_alias); -DEF_TB_DEV_ATTRIB_SHOW(emulate_dpo); -DEF_TB_DEV_ATTRIB_SHOW(emulate_fua_write); -DEF_TB_DEV_ATTRIB_SHOW(emulate_fua_read); -DEF_TB_DEV_ATTRIB_SHOW(emulate_write_cache); -DEF_TB_DEV_ATTRIB_SHOW(emulate_ua_intlck_ctrl); -DEF_TB_DEV_ATTRIB_SHOW(emulate_tas); -DEF_TB_DEV_ATTRIB_SHOW(emulate_tpu); -DEF_TB_DEV_ATTRIB_SHOW(emulate_tpws); -DEF_TB_DEV_ATTRIB_SHOW(emulate_caw); -DEF_TB_DEV_ATTRIB_SHOW(emulate_3pc); -DEF_TB_DEV_ATTRIB_SHOW(pi_prot_type); -DEF_TB_DEV_ATTRIB_SHOW(hw_pi_prot_type); -DEF_TB_DEV_ATTRIB_SHOW(pi_prot_format); -DEF_TB_DEV_ATTRIB_SHOW(enforce_pr_isids); -DEF_TB_DEV_ATTRIB_SHOW(is_nonrot); -DEF_TB_DEV_ATTRIB_SHOW(emulate_rest_reord); -DEF_TB_DEV_ATTRIB_SHOW(force_pr_aptpl); -DEF_TB_DEV_ATTRIB_SHOW(hw_block_size); -DEF_TB_DEV_ATTRIB_SHOW(block_size); -DEF_TB_DEV_ATTRIB_SHOW(hw_max_sectors); -DEF_TB_DEV_ATTRIB_SHOW(optimal_sectors); -DEF_TB_DEV_ATTRIB_SHOW(hw_queue_depth); -DEF_TB_DEV_ATTRIB_SHOW(queue_depth); -DEF_TB_DEV_ATTRIB_SHOW(max_unmap_lba_count); -DEF_TB_DEV_ATTRIB_SHOW(max_unmap_block_desc_count); -DEF_TB_DEV_ATTRIB_SHOW(unmap_granularity); -DEF_TB_DEV_ATTRIB_SHOW(unmap_granularity_alignment); -DEF_TB_DEV_ATTRIB_SHOW(max_write_same_len); - -#define DEF_TB_DEV_ATTRIB_STORE_U32(_name) \ -static ssize_t store_##_name(struct se_dev_attrib *da, const char *page,\ + return snprintf(page, PAGE_SIZE, "%u\n", to_attrib(item)->_name); \ +} + +DEF_CONFIGFS_ATTRIB_SHOW(emulate_model_alias); +DEF_CONFIGFS_ATTRIB_SHOW(emulate_dpo); +DEF_CONFIGFS_ATTRIB_SHOW(emulate_fua_write); +DEF_CONFIGFS_ATTRIB_SHOW(emulate_fua_read); +DEF_CONFIGFS_ATTRIB_SHOW(emulate_write_cache); +DEF_CONFIGFS_ATTRIB_SHOW(emulate_ua_intlck_ctrl); +DEF_CONFIGFS_ATTRIB_SHOW(emulate_tas); +DEF_CONFIGFS_ATTRIB_SHOW(emulate_tpu); +DEF_CONFIGFS_ATTRIB_SHOW(emulate_tpws); +DEF_CONFIGFS_ATTRIB_SHOW(emulate_caw); +DEF_CONFIGFS_ATTRIB_SHOW(emulate_3pc); +DEF_CONFIGFS_ATTRIB_SHOW(pi_prot_type); +DEF_CONFIGFS_ATTRIB_SHOW(hw_pi_prot_type); +DEF_CONFIGFS_ATTRIB_SHOW(pi_prot_format); +DEF_CONFIGFS_ATTRIB_SHOW(enforce_pr_isids); +DEF_CONFIGFS_ATTRIB_SHOW(is_nonrot); +DEF_CONFIGFS_ATTRIB_SHOW(emulate_rest_reord); +DEF_CONFIGFS_ATTRIB_SHOW(force_pr_aptpl); +DEF_CONFIGFS_ATTRIB_SHOW(hw_block_size); +DEF_CONFIGFS_ATTRIB_SHOW(block_size); +DEF_CONFIGFS_ATTRIB_SHOW(hw_max_sectors); +DEF_CONFIGFS_ATTRIB_SHOW(optimal_sectors); +DEF_CONFIGFS_ATTRIB_SHOW(hw_queue_depth); +DEF_CONFIGFS_ATTRIB_SHOW(queue_depth); +DEF_CONFIGFS_ATTRIB_SHOW(max_unmap_lba_count); +DEF_CONFIGFS_ATTRIB_SHOW(max_unmap_block_desc_count); +DEF_CONFIGFS_ATTRIB_SHOW(unmap_granularity); +DEF_CONFIGFS_ATTRIB_SHOW(unmap_granularity_alignment); +DEF_CONFIGFS_ATTRIB_SHOW(max_write_same_len); + +#define DEF_CONFIGFS_ATTRIB_STORE_U32(_name) \ +static ssize_t _name##_store(struct config_item *item, const char *page,\ size_t count) \ { \ + struct se_dev_attrib *da = to_attrib(item); \ u32 val; \ int ret; \ \ @@ -527,16 +516,17 @@ static ssize_t store_##_name(struct se_dev_attrib *da, const char *page,\ return count; \ } -DEF_TB_DEV_ATTRIB_STORE_U32(max_unmap_lba_count); -DEF_TB_DEV_ATTRIB_STORE_U32(max_unmap_block_desc_count); -DEF_TB_DEV_ATTRIB_STORE_U32(unmap_granularity); -DEF_TB_DEV_ATTRIB_STORE_U32(unmap_granularity_alignment); -DEF_TB_DEV_ATTRIB_STORE_U32(max_write_same_len); +DEF_CONFIGFS_ATTRIB_STORE_U32(max_unmap_lba_count); +DEF_CONFIGFS_ATTRIB_STORE_U32(max_unmap_block_desc_count); +DEF_CONFIGFS_ATTRIB_STORE_U32(unmap_granularity); +DEF_CONFIGFS_ATTRIB_STORE_U32(unmap_granularity_alignment); +DEF_CONFIGFS_ATTRIB_STORE_U32(max_write_same_len); -#define DEF_TB_DEV_ATTRIB_STORE_BOOL(_name) \ -static ssize_t store_##_name(struct se_dev_attrib *da, const char *page,\ +#define DEF_CONFIGFS_ATTRIB_STORE_BOOL(_name) \ +static ssize_t _name##_store(struct config_item *item, const char *page, \ size_t count) \ { \ + struct se_dev_attrib *da = to_attrib(item); \ bool flag; \ int ret; \ \ @@ -547,14 +537,14 @@ static ssize_t store_##_name(struct se_dev_attrib *da, const char *page,\ return count; \ } -DEF_TB_DEV_ATTRIB_STORE_BOOL(emulate_fua_write); -DEF_TB_DEV_ATTRIB_STORE_BOOL(emulate_caw); -DEF_TB_DEV_ATTRIB_STORE_BOOL(emulate_3pc); -DEF_TB_DEV_ATTRIB_STORE_BOOL(enforce_pr_isids); -DEF_TB_DEV_ATTRIB_STORE_BOOL(is_nonrot); +DEF_CONFIGFS_ATTRIB_STORE_BOOL(emulate_fua_write); +DEF_CONFIGFS_ATTRIB_STORE_BOOL(emulate_caw); +DEF_CONFIGFS_ATTRIB_STORE_BOOL(emulate_3pc); +DEF_CONFIGFS_ATTRIB_STORE_BOOL(enforce_pr_isids); +DEF_CONFIGFS_ATTRIB_STORE_BOOL(is_nonrot); -#define DEF_TB_DEV_ATTRIB_STORE_STUB(_name) \ -static ssize_t store_##_name(struct se_dev_attrib *da, const char *page,\ +#define DEF_CONFIGFS_ATTRIB_STORE_STUB(_name) \ +static ssize_t _name##_store(struct config_item *item, const char *page,\ size_t count) \ { \ printk_once(KERN_WARNING \ @@ -562,8 +552,8 @@ static ssize_t store_##_name(struct se_dev_attrib *da, const char *page,\ return count; \ } -DEF_TB_DEV_ATTRIB_STORE_STUB(emulate_dpo); -DEF_TB_DEV_ATTRIB_STORE_STUB(emulate_fua_read); +DEF_CONFIGFS_ATTRIB_STORE_STUB(emulate_dpo); +DEF_CONFIGFS_ATTRIB_STORE_STUB(emulate_fua_read); static void dev_set_t10_wwn_model_alias(struct se_device *dev) { @@ -578,9 +568,10 @@ static void dev_set_t10_wwn_model_alias(struct se_device *dev) snprintf(&dev->t10_wwn.model[0], 16, "%s", configname); } -static ssize_t store_emulate_model_alias(struct se_dev_attrib *da, +static ssize_t emulate_model_alias_store(struct config_item *item, const char *page, size_t count) { + struct se_dev_attrib *da = to_attrib(item); struct se_device *dev = da->da_dev; bool flag; int ret; @@ -606,9 +597,10 @@ static ssize_t store_emulate_model_alias(struct se_dev_attrib *da, return count; } -static ssize_t store_emulate_write_cache(struct se_dev_attrib *da, +static ssize_t emulate_write_cache_store(struct config_item *item, const char *page, size_t count) { + struct se_dev_attrib *da = to_attrib(item); bool flag; int ret; @@ -627,9 +619,10 @@ static ssize_t store_emulate_write_cache(struct se_dev_attrib *da, return count; } -static ssize_t store_emulate_ua_intlck_ctrl(struct se_dev_attrib *da, +static ssize_t emulate_ua_intlck_ctrl_store(struct config_item *item, const char *page, size_t count) { + struct se_dev_attrib *da = to_attrib(item); u32 val; int ret; @@ -654,9 +647,10 @@ static ssize_t store_emulate_ua_intlck_ctrl(struct se_dev_attrib *da, return count; } -static ssize_t store_emulate_tas(struct se_dev_attrib *da, +static ssize_t emulate_tas_store(struct config_item *item, const char *page, size_t count) { + struct se_dev_attrib *da = to_attrib(item); bool flag; int ret; @@ -677,9 +671,10 @@ static ssize_t store_emulate_tas(struct se_dev_attrib *da, return count; } -static ssize_t store_emulate_tpu(struct se_dev_attrib *da, +static ssize_t emulate_tpu_store(struct config_item *item, const char *page, size_t count) { + struct se_dev_attrib *da = to_attrib(item); bool flag; int ret; @@ -702,9 +697,10 @@ static ssize_t store_emulate_tpu(struct se_dev_attrib *da, return count; } -static ssize_t store_emulate_tpws(struct se_dev_attrib *da, +static ssize_t emulate_tpws_store(struct config_item *item, const char *page, size_t count) { + struct se_dev_attrib *da = to_attrib(item); bool flag; int ret; @@ -727,9 +723,10 @@ static ssize_t store_emulate_tpws(struct se_dev_attrib *da, return count; } -static ssize_t store_pi_prot_type(struct se_dev_attrib *da, +static ssize_t pi_prot_type_store(struct config_item *item, const char *page, size_t count) { + struct se_dev_attrib *da = to_attrib(item); int old_prot = da->pi_prot_type, ret; struct se_device *dev = da->da_dev; u32 flag; @@ -787,9 +784,10 @@ static ssize_t store_pi_prot_type(struct se_dev_attrib *da, return count; } -static ssize_t store_pi_prot_format(struct se_dev_attrib *da, +static ssize_t pi_prot_format_store(struct config_item *item, const char *page, size_t count) { + struct se_dev_attrib *da = to_attrib(item); struct se_device *dev = da->da_dev; bool flag; int ret; @@ -824,9 +822,10 @@ static ssize_t store_pi_prot_format(struct se_dev_attrib *da, return count; } -static ssize_t store_force_pr_aptpl(struct se_dev_attrib *da, +static ssize_t force_pr_aptpl_store(struct config_item *item, const char *page, size_t count) { + struct se_dev_attrib *da = to_attrib(item); bool flag; int ret; @@ -845,9 +844,10 @@ static ssize_t store_force_pr_aptpl(struct se_dev_attrib *da, return count; } -static ssize_t store_emulate_rest_reord(struct se_dev_attrib *da, +static ssize_t emulate_rest_reord_store(struct config_item *item, const char *page, size_t count) { + struct se_dev_attrib *da = to_attrib(item); bool flag; int ret; @@ -869,9 +869,10 @@ static ssize_t store_emulate_rest_reord(struct se_dev_attrib *da, /* * Note, this can only be called on unexported SE Device Object. */ -static ssize_t store_queue_depth(struct se_dev_attrib *da, +static ssize_t queue_depth_store(struct config_item *item, const char *page, size_t count) { + struct se_dev_attrib *da = to_attrib(item); struct se_device *dev = da->da_dev; u32 val; int ret; @@ -905,9 +906,10 @@ static ssize_t store_queue_depth(struct se_dev_attrib *da, return count; } -static ssize_t store_optimal_sectors(struct se_dev_attrib *da, +static ssize_t optimal_sectors_store(struct config_item *item, const char *page, size_t count) { + struct se_dev_attrib *da = to_attrib(item); u32 val; int ret; @@ -934,9 +936,10 @@ static ssize_t store_optimal_sectors(struct se_dev_attrib *da, return count; } -static ssize_t store_block_size(struct se_dev_attrib *da, +static ssize_t block_size_store(struct config_item *item, const char *page, size_t count) { + struct se_dev_attrib *da = to_attrib(item); u32 val; int ret; @@ -967,50 +970,35 @@ static ssize_t store_block_size(struct se_dev_attrib *da, return count; } -CONFIGFS_EATTR_STRUCT(target_backend_dev_attrib, se_dev_attrib); -#define TB_DEV_ATTR(_backend, _name, _mode) \ -static struct target_backend_dev_attrib_attribute _backend##_dev_attrib_##_name = \ - __CONFIGFS_EATTR(_name, _mode, \ - show_##_name, \ - store_##_name); - -#define TB_DEV_ATTR_RO(_backend, _name) \ -static struct target_backend_dev_attrib_attribute _backend##_dev_attrib_##_name = \ - __CONFIGFS_EATTR_RO(_name, \ - show_##_name); - -TB_DEV_ATTR(target_core, emulate_model_alias, S_IRUGO | S_IWUSR); -TB_DEV_ATTR(target_core, emulate_dpo, S_IRUGO | S_IWUSR); -TB_DEV_ATTR(target_core, emulate_fua_write, S_IRUGO | S_IWUSR); -TB_DEV_ATTR(target_core, emulate_fua_read, S_IRUGO | S_IWUSR); -TB_DEV_ATTR(target_core, emulate_write_cache, S_IRUGO | S_IWUSR); -TB_DEV_ATTR(target_core, emulate_ua_intlck_ctrl, S_IRUGO | S_IWUSR); -TB_DEV_ATTR(target_core, emulate_tas, S_IRUGO | S_IWUSR); -TB_DEV_ATTR(target_core, emulate_tpu, S_IRUGO | S_IWUSR); -TB_DEV_ATTR(target_core, emulate_tpws, S_IRUGO | S_IWUSR); -TB_DEV_ATTR(target_core, emulate_caw, S_IRUGO | S_IWUSR); -TB_DEV_ATTR(target_core, emulate_3pc, S_IRUGO | S_IWUSR); -TB_DEV_ATTR(target_core, pi_prot_type, S_IRUGO | S_IWUSR); -TB_DEV_ATTR_RO(target_core, hw_pi_prot_type); -TB_DEV_ATTR(target_core, pi_prot_format, S_IRUGO | S_IWUSR); -TB_DEV_ATTR(target_core, enforce_pr_isids, S_IRUGO | S_IWUSR); -TB_DEV_ATTR(target_core, is_nonrot, S_IRUGO | S_IWUSR); -TB_DEV_ATTR(target_core, emulate_rest_reord, S_IRUGO | S_IWUSR); -TB_DEV_ATTR(target_core, force_pr_aptpl, S_IRUGO | S_IWUSR) -TB_DEV_ATTR_RO(target_core, hw_block_size); -TB_DEV_ATTR(target_core, block_size, S_IRUGO | S_IWUSR) -TB_DEV_ATTR_RO(target_core, hw_max_sectors); -TB_DEV_ATTR(target_core, optimal_sectors, S_IRUGO | S_IWUSR); -TB_DEV_ATTR_RO(target_core, hw_queue_depth); -TB_DEV_ATTR(target_core, queue_depth, S_IRUGO | S_IWUSR); -TB_DEV_ATTR(target_core, max_unmap_lba_count, S_IRUGO | S_IWUSR); -TB_DEV_ATTR(target_core, max_unmap_block_desc_count, S_IRUGO | S_IWUSR); -TB_DEV_ATTR(target_core, unmap_granularity, S_IRUGO | S_IWUSR); -TB_DEV_ATTR(target_core, unmap_granularity_alignment, S_IRUGO | S_IWUSR); -TB_DEV_ATTR(target_core, max_write_same_len, S_IRUGO | S_IWUSR); - -CONFIGFS_EATTR_STRUCT(target_core_dev_attrib, se_dev_attrib); -CONFIGFS_EATTR_OPS(target_core_dev_attrib, se_dev_attrib, da_group); +CONFIGFS_ATTR(, emulate_model_alias); +CONFIGFS_ATTR(, emulate_dpo); +CONFIGFS_ATTR(, emulate_fua_write); +CONFIGFS_ATTR(, emulate_fua_read); +CONFIGFS_ATTR(, emulate_write_cache); +CONFIGFS_ATTR(, emulate_ua_intlck_ctrl); +CONFIGFS_ATTR(, emulate_tas); +CONFIGFS_ATTR(, emulate_tpu); +CONFIGFS_ATTR(, emulate_tpws); +CONFIGFS_ATTR(, emulate_caw); +CONFIGFS_ATTR(, emulate_3pc); +CONFIGFS_ATTR(, pi_prot_type); +CONFIGFS_ATTR_RO(, hw_pi_prot_type); +CONFIGFS_ATTR(, pi_prot_format); +CONFIGFS_ATTR(, enforce_pr_isids); +CONFIGFS_ATTR(, is_nonrot); +CONFIGFS_ATTR(, emulate_rest_reord); +CONFIGFS_ATTR(, force_pr_aptpl); +CONFIGFS_ATTR_RO(, hw_block_size); +CONFIGFS_ATTR(, block_size); +CONFIGFS_ATTR_RO(, hw_max_sectors); +CONFIGFS_ATTR(, optimal_sectors); +CONFIGFS_ATTR_RO(, hw_queue_depth); +CONFIGFS_ATTR(, queue_depth); +CONFIGFS_ATTR(, max_unmap_lba_count); +CONFIGFS_ATTR(, max_unmap_block_desc_count); +CONFIGFS_ATTR(, unmap_granularity); +CONFIGFS_ATTR(, unmap_granularity_alignment); +CONFIGFS_ATTR(, max_write_same_len); /* * dev_attrib attributes for devices using the target core SBC/SPC @@ -1018,100 +1006,78 @@ CONFIGFS_EATTR_OPS(target_core_dev_attrib, se_dev_attrib, da_group); * these. */ struct configfs_attribute *sbc_attrib_attrs[] = { - &target_core_dev_attrib_emulate_model_alias.attr, - &target_core_dev_attrib_emulate_dpo.attr, - &target_core_dev_attrib_emulate_fua_write.attr, - &target_core_dev_attrib_emulate_fua_read.attr, - &target_core_dev_attrib_emulate_write_cache.attr, - &target_core_dev_attrib_emulate_ua_intlck_ctrl.attr, - &target_core_dev_attrib_emulate_tas.attr, - &target_core_dev_attrib_emulate_tpu.attr, - &target_core_dev_attrib_emulate_tpws.attr, - &target_core_dev_attrib_emulate_caw.attr, - &target_core_dev_attrib_emulate_3pc.attr, - &target_core_dev_attrib_pi_prot_type.attr, - &target_core_dev_attrib_hw_pi_prot_type.attr, - &target_core_dev_attrib_pi_prot_format.attr, - &target_core_dev_attrib_enforce_pr_isids.attr, - &target_core_dev_attrib_is_nonrot.attr, - &target_core_dev_attrib_emulate_rest_reord.attr, - &target_core_dev_attrib_force_pr_aptpl.attr, - &target_core_dev_attrib_hw_block_size.attr, - &target_core_dev_attrib_block_size.attr, - &target_core_dev_attrib_hw_max_sectors.attr, - &target_core_dev_attrib_optimal_sectors.attr, - &target_core_dev_attrib_hw_queue_depth.attr, - &target_core_dev_attrib_queue_depth.attr, - &target_core_dev_attrib_max_unmap_lba_count.attr, - &target_core_dev_attrib_max_unmap_block_desc_count.attr, - &target_core_dev_attrib_unmap_granularity.attr, - &target_core_dev_attrib_unmap_granularity_alignment.attr, - &target_core_dev_attrib_max_write_same_len.attr, + &attr_emulate_model_alias, + &attr_emulate_dpo, + &attr_emulate_fua_write, + &attr_emulate_fua_read, + &attr_emulate_write_cache, + &attr_emulate_ua_intlck_ctrl, + &attr_emulate_tas, + &attr_emulate_tpu, + &attr_emulate_tpws, + &attr_emulate_caw, + &attr_emulate_3pc, + &attr_pi_prot_type, + &attr_hw_pi_prot_type, + &attr_pi_prot_format, + &attr_enforce_pr_isids, + &attr_is_nonrot, + &attr_emulate_rest_reord, + &attr_force_pr_aptpl, + &attr_hw_block_size, + &attr_block_size, + &attr_hw_max_sectors, + &attr_optimal_sectors, + &attr_hw_queue_depth, + &attr_queue_depth, + &attr_max_unmap_lba_count, + &attr_max_unmap_block_desc_count, + &attr_unmap_granularity, + &attr_unmap_granularity_alignment, + &attr_max_write_same_len, NULL, }; EXPORT_SYMBOL(sbc_attrib_attrs); -TB_DEV_ATTR_RO(target_pt, hw_pi_prot_type); -TB_DEV_ATTR_RO(target_pt, hw_block_size); -TB_DEV_ATTR_RO(target_pt, hw_max_sectors); -TB_DEV_ATTR_RO(target_pt, hw_queue_depth); - /* * Minimal dev_attrib attributes for devices passing through CDBs. * In this case we only provide a few read-only attributes for * backwards compatibility. */ struct configfs_attribute *passthrough_attrib_attrs[] = { - &target_pt_dev_attrib_hw_pi_prot_type.attr, - &target_pt_dev_attrib_hw_block_size.attr, - &target_pt_dev_attrib_hw_max_sectors.attr, - &target_pt_dev_attrib_hw_queue_depth.attr, + &attr_hw_pi_prot_type, + &attr_hw_block_size, + &attr_hw_max_sectors, + &attr_hw_queue_depth, NULL, }; EXPORT_SYMBOL(passthrough_attrib_attrs); -static struct configfs_item_operations target_core_dev_attrib_ops = { - .show_attribute = target_core_dev_attrib_attr_show, - .store_attribute = target_core_dev_attrib_attr_store, -}; - -TB_CIT_SETUP_DRV(dev_attrib, &target_core_dev_attrib_ops, NULL); +TB_CIT_SETUP_DRV(dev_attrib, NULL, NULL); /* End functions for struct config_item_type tb_dev_attrib_cit */ /* Start functions for struct config_item_type tb_dev_wwn_cit */ -CONFIGFS_EATTR_STRUCT(target_core_dev_wwn, t10_wwn); -#define SE_DEV_WWN_ATTR(_name, _mode) \ -static struct target_core_dev_wwn_attribute target_core_dev_wwn_##_name = \ - __CONFIGFS_EATTR(_name, _mode, \ - target_core_dev_wwn_show_attr_##_name, \ - target_core_dev_wwn_store_attr_##_name); - -#define SE_DEV_WWN_ATTR_RO(_name); \ -do { \ - static struct target_core_dev_wwn_attribute \ - target_core_dev_wwn_##_name = \ - __CONFIGFS_EATTR_RO(_name, \ - target_core_dev_wwn_show_attr_##_name); \ -} while (0); +static struct t10_wwn *to_t10_wwn(struct config_item *item) +{ + return container_of(to_config_group(item), struct t10_wwn, t10_wwn_group); +} /* * VPD page 0x80 Unit serial */ -static ssize_t target_core_dev_wwn_show_attr_vpd_unit_serial( - struct t10_wwn *t10_wwn, - char *page) +static ssize_t target_wwn_vpd_unit_serial_show(struct config_item *item, + char *page) { return sprintf(page, "T10 VPD Unit Serial Number: %s\n", - &t10_wwn->unit_serial[0]); + &to_t10_wwn(item)->unit_serial[0]); } -static ssize_t target_core_dev_wwn_store_attr_vpd_unit_serial( - struct t10_wwn *t10_wwn, - const char *page, - size_t count) +static ssize_t target_wwn_vpd_unit_serial_store(struct config_item *item, + const char *page, size_t count) { + struct t10_wwn *t10_wwn = to_t10_wwn(item); struct se_device *dev = t10_wwn->t10_dev; unsigned char buf[INQUIRY_VPD_SERIAL_LEN]; @@ -1167,15 +1133,13 @@ static ssize_t target_core_dev_wwn_store_attr_vpd_unit_serial( return count; } -SE_DEV_WWN_ATTR(vpd_unit_serial, S_IRUGO | S_IWUSR); - /* * VPD page 0x83 Protocol Identifier */ -static ssize_t target_core_dev_wwn_show_attr_vpd_protocol_identifier( - struct t10_wwn *t10_wwn, - char *page) +static ssize_t target_wwn_vpd_protocol_identifier_show(struct config_item *item, + char *page) { + struct t10_wwn *t10_wwn = to_t10_wwn(item); struct t10_vpd *vpd; unsigned char buf[VPD_TMP_BUF_SIZE]; ssize_t len = 0; @@ -1199,25 +1163,15 @@ static ssize_t target_core_dev_wwn_show_attr_vpd_protocol_identifier( return len; } -static ssize_t target_core_dev_wwn_store_attr_vpd_protocol_identifier( - struct t10_wwn *t10_wwn, - const char *page, - size_t count) -{ - return -ENOSYS; -} - -SE_DEV_WWN_ATTR(vpd_protocol_identifier, S_IRUGO | S_IWUSR); - /* * Generic wrapper for dumping VPD identifiers by association. */ #define DEF_DEV_WWN_ASSOC_SHOW(_name, _assoc) \ -static ssize_t target_core_dev_wwn_show_attr_##_name( \ - struct t10_wwn *t10_wwn, \ - char *page) \ +static ssize_t target_wwn_##_name##_show(struct config_item *item, \ + char *page) \ { \ - struct t10_vpd *vpd; \ + struct t10_wwn *t10_wwn = to_t10_wwn(item); \ + struct t10_vpd *vpd; \ unsigned char buf[VPD_TMP_BUF_SIZE]; \ ssize_t len = 0; \ \ @@ -1249,84 +1203,39 @@ static ssize_t target_core_dev_wwn_show_attr_##_name( \ return len; \ } -/* - * VPD page 0x83 Association: Logical Unit - */ +/* VPD page 0x83 Association: Logical Unit */ DEF_DEV_WWN_ASSOC_SHOW(vpd_assoc_logical_unit, 0x00); - -static ssize_t target_core_dev_wwn_store_attr_vpd_assoc_logical_unit( - struct t10_wwn *t10_wwn, - const char *page, - size_t count) -{ - return -ENOSYS; -} - -SE_DEV_WWN_ATTR(vpd_assoc_logical_unit, S_IRUGO | S_IWUSR); - -/* - * VPD page 0x83 Association: Target Port - */ +/* VPD page 0x83 Association: Target Port */ DEF_DEV_WWN_ASSOC_SHOW(vpd_assoc_target_port, 0x10); - -static ssize_t target_core_dev_wwn_store_attr_vpd_assoc_target_port( - struct t10_wwn *t10_wwn, - const char *page, - size_t count) -{ - return -ENOSYS; -} - -SE_DEV_WWN_ATTR(vpd_assoc_target_port, S_IRUGO | S_IWUSR); - -/* - * VPD page 0x83 Association: SCSI Target Device - */ +/* VPD page 0x83 Association: SCSI Target Device */ DEF_DEV_WWN_ASSOC_SHOW(vpd_assoc_scsi_target_device, 0x20); -static ssize_t target_core_dev_wwn_store_attr_vpd_assoc_scsi_target_device( - struct t10_wwn *t10_wwn, - const char *page, - size_t count) -{ - return -ENOSYS; -} - -SE_DEV_WWN_ATTR(vpd_assoc_scsi_target_device, S_IRUGO | S_IWUSR); - -CONFIGFS_EATTR_OPS(target_core_dev_wwn, t10_wwn, t10_wwn_group); +CONFIGFS_ATTR(target_wwn_, vpd_unit_serial); +CONFIGFS_ATTR_RO(target_wwn_, vpd_protocol_identifier); +CONFIGFS_ATTR_RO(target_wwn_, vpd_assoc_logical_unit); +CONFIGFS_ATTR_RO(target_wwn_, vpd_assoc_target_port); +CONFIGFS_ATTR_RO(target_wwn_, vpd_assoc_scsi_target_device); static struct configfs_attribute *target_core_dev_wwn_attrs[] = { - &target_core_dev_wwn_vpd_unit_serial.attr, - &target_core_dev_wwn_vpd_protocol_identifier.attr, - &target_core_dev_wwn_vpd_assoc_logical_unit.attr, - &target_core_dev_wwn_vpd_assoc_target_port.attr, - &target_core_dev_wwn_vpd_assoc_scsi_target_device.attr, + &target_wwn_attr_vpd_unit_serial, + &target_wwn_attr_vpd_protocol_identifier, + &target_wwn_attr_vpd_assoc_logical_unit, + &target_wwn_attr_vpd_assoc_target_port, + &target_wwn_attr_vpd_assoc_scsi_target_device, NULL, }; -static struct configfs_item_operations target_core_dev_wwn_ops = { - .show_attribute = target_core_dev_wwn_attr_show, - .store_attribute = target_core_dev_wwn_attr_store, -}; - -TB_CIT_SETUP(dev_wwn, &target_core_dev_wwn_ops, NULL, target_core_dev_wwn_attrs); +TB_CIT_SETUP(dev_wwn, NULL, NULL, target_core_dev_wwn_attrs); /* End functions for struct config_item_type tb_dev_wwn_cit */ /* Start functions for struct config_item_type tb_dev_pr_cit */ -CONFIGFS_EATTR_STRUCT(target_core_dev_pr, se_device); -#define SE_DEV_PR_ATTR(_name, _mode) \ -static struct target_core_dev_pr_attribute target_core_dev_pr_##_name = \ - __CONFIGFS_EATTR(_name, _mode, \ - target_core_dev_pr_show_attr_##_name, \ - target_core_dev_pr_store_attr_##_name); - -#define SE_DEV_PR_ATTR_RO(_name); \ -static struct target_core_dev_pr_attribute target_core_dev_pr_##_name = \ - __CONFIGFS_EATTR_RO(_name, \ - target_core_dev_pr_show_attr_##_name); +static struct se_device *pr_to_dev(struct config_item *item) +{ + return container_of(to_config_group(item), struct se_device, + dev_pr_group); +} static ssize_t target_core_dev_pr_show_spc3_res(struct se_device *dev, char *page) @@ -1367,9 +1276,9 @@ static ssize_t target_core_dev_pr_show_spc2_res(struct se_device *dev, return len; } -static ssize_t target_core_dev_pr_show_attr_res_holder(struct se_device *dev, - char *page) +static ssize_t target_pr_res_holder_show(struct config_item *item, char *page) { + struct se_device *dev = pr_to_dev(item); int ret; if (dev->transport->transport_flags & TRANSPORT_FLAG_PASSTHROUGH) @@ -1384,11 +1293,10 @@ static ssize_t target_core_dev_pr_show_attr_res_holder(struct se_device *dev, return ret; } -SE_DEV_PR_ATTR_RO(res_holder); - -static ssize_t target_core_dev_pr_show_attr_res_pr_all_tgt_pts( - struct se_device *dev, char *page) +static ssize_t target_pr_res_pr_all_tgt_pts_show(struct config_item *item, + char *page) { + struct se_device *dev = pr_to_dev(item); ssize_t len = 0; spin_lock(&dev->dev_reservation_lock); @@ -1406,22 +1314,17 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_all_tgt_pts( return len; } -SE_DEV_PR_ATTR_RO(res_pr_all_tgt_pts); - -static ssize_t target_core_dev_pr_show_attr_res_pr_generation( - struct se_device *dev, char *page) +static ssize_t target_pr_res_pr_generation_show(struct config_item *item, + char *page) { - return sprintf(page, "0x%08x\n", dev->t10_pr.pr_generation); + return sprintf(page, "0x%08x\n", pr_to_dev(item)->t10_pr.pr_generation); } -SE_DEV_PR_ATTR_RO(res_pr_generation); -/* - * res_pr_holder_tg_port - */ -static ssize_t target_core_dev_pr_show_attr_res_pr_holder_tg_port( - struct se_device *dev, char *page) +static ssize_t target_pr_res_pr_holder_tg_port_show(struct config_item *item, + char *page) { + struct se_device *dev = pr_to_dev(item); struct se_node_acl *se_nacl; struct se_portal_group *se_tpg; struct t10_pr_registration *pr_reg; @@ -1453,11 +1356,11 @@ out_unlock: return len; } -SE_DEV_PR_ATTR_RO(res_pr_holder_tg_port); -static ssize_t target_core_dev_pr_show_attr_res_pr_registered_i_pts( - struct se_device *dev, char *page) +static ssize_t target_pr_res_pr_registered_i_pts_show(struct config_item *item, + char *page) { + struct se_device *dev = pr_to_dev(item); const struct target_core_fabric_ops *tfo; struct t10_pr_registration *pr_reg; unsigned char buf[384]; @@ -1495,11 +1398,9 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_registered_i_pts( return len; } -SE_DEV_PR_ATTR_RO(res_pr_registered_i_pts); - -static ssize_t target_core_dev_pr_show_attr_res_pr_type( - struct se_device *dev, char *page) +static ssize_t target_pr_res_pr_type_show(struct config_item *item, char *page) { + struct se_device *dev = pr_to_dev(item); struct t10_pr_registration *pr_reg; ssize_t len = 0; @@ -1516,11 +1417,10 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_type( return len; } -SE_DEV_PR_ATTR_RO(res_pr_type); - -static ssize_t target_core_dev_pr_show_attr_res_type( - struct se_device *dev, char *page) +static ssize_t target_pr_res_type_show(struct config_item *item, char *page) { + struct se_device *dev = pr_to_dev(item); + if (dev->transport->transport_flags & TRANSPORT_FLAG_PASSTHROUGH) return sprintf(page, "SPC_PASSTHROUGH\n"); else if (dev->dev_reservation_flags & DRF_SPC2_RESERVATIONS) @@ -1529,11 +1429,11 @@ static ssize_t target_core_dev_pr_show_attr_res_type( return sprintf(page, "SPC3_PERSISTENT_RESERVATIONS\n"); } -SE_DEV_PR_ATTR_RO(res_type); - -static ssize_t target_core_dev_pr_show_attr_res_aptpl_active( - struct se_device *dev, char *page) +static ssize_t target_pr_res_aptpl_active_show(struct config_item *item, + char *page) { + struct se_device *dev = pr_to_dev(item); + if (dev->transport->transport_flags & TRANSPORT_FLAG_PASSTHROUGH) return 0; @@ -1541,14 +1441,11 @@ static ssize_t target_core_dev_pr_show_attr_res_aptpl_active( (dev->t10_pr.pr_aptpl_active) ? "Activated" : "Disabled"); } -SE_DEV_PR_ATTR_RO(res_aptpl_active); - -/* - * res_aptpl_metadata - */ -static ssize_t target_core_dev_pr_show_attr_res_aptpl_metadata( - struct se_device *dev, char *page) +static ssize_t target_pr_res_aptpl_metadata_show(struct config_item *item, + char *page) { + struct se_device *dev = pr_to_dev(item); + if (dev->transport->transport_flags & TRANSPORT_FLAG_PASSTHROUGH) return 0; @@ -1580,11 +1477,10 @@ static match_table_t tokens = { {Opt_err, NULL} }; -static ssize_t target_core_dev_pr_store_attr_res_aptpl_metadata( - struct se_device *dev, - const char *page, - size_t count) +static ssize_t target_pr_res_aptpl_metadata_store(struct config_item *item, + const char *page, size_t count) { + struct se_device *dev = pr_to_dev(item); unsigned char *i_fabric = NULL, *i_port = NULL, *isid = NULL; unsigned char *t_fabric = NULL, *t_port = NULL; char *orig, *ptr, *opts; @@ -1765,37 +1661,44 @@ out: return (ret == 0) ? count : ret; } -SE_DEV_PR_ATTR(res_aptpl_metadata, S_IRUGO | S_IWUSR); -CONFIGFS_EATTR_OPS(target_core_dev_pr, se_device, dev_pr_group); +CONFIGFS_ATTR_RO(target_pr_, res_holder); +CONFIGFS_ATTR_RO(target_pr_, res_pr_all_tgt_pts); +CONFIGFS_ATTR_RO(target_pr_, res_pr_generation); +CONFIGFS_ATTR_RO(target_pr_, res_pr_holder_tg_port); +CONFIGFS_ATTR_RO(target_pr_, res_pr_registered_i_pts); +CONFIGFS_ATTR_RO(target_pr_, res_pr_type); +CONFIGFS_ATTR_RO(target_pr_, res_type); +CONFIGFS_ATTR_RO(target_pr_, res_aptpl_active); +CONFIGFS_ATTR(target_pr_, res_aptpl_metadata); static struct configfs_attribute *target_core_dev_pr_attrs[] = { - &target_core_dev_pr_res_holder.attr, - &target_core_dev_pr_res_pr_all_tgt_pts.attr, - &target_core_dev_pr_res_pr_generation.attr, - &target_core_dev_pr_res_pr_holder_tg_port.attr, - &target_core_dev_pr_res_pr_registered_i_pts.attr, - &target_core_dev_pr_res_pr_type.attr, - &target_core_dev_pr_res_type.attr, - &target_core_dev_pr_res_aptpl_active.attr, - &target_core_dev_pr_res_aptpl_metadata.attr, + &target_pr_attr_res_holder, + &target_pr_attr_res_pr_all_tgt_pts, + &target_pr_attr_res_pr_generation, + &target_pr_attr_res_pr_holder_tg_port, + &target_pr_attr_res_pr_registered_i_pts, + &target_pr_attr_res_pr_type, + &target_pr_attr_res_type, + &target_pr_attr_res_aptpl_active, + &target_pr_attr_res_aptpl_metadata, NULL, }; -static struct configfs_item_operations target_core_dev_pr_ops = { - .show_attribute = target_core_dev_pr_attr_show, - .store_attribute = target_core_dev_pr_attr_store, -}; - -TB_CIT_SETUP(dev_pr, &target_core_dev_pr_ops, NULL, target_core_dev_pr_attrs); +TB_CIT_SETUP(dev_pr, NULL, NULL, target_core_dev_pr_attrs); /* End functions for struct config_item_type tb_dev_pr_cit */ /* Start functions for struct config_item_type tb_dev_cit */ -static ssize_t target_core_show_dev_info(void *p, char *page) +static inline struct se_device *to_device(struct config_item *item) +{ + return container_of(to_config_group(item), struct se_device, dev_group); +} + +static ssize_t target_dev_info_show(struct config_item *item, char *page) { - struct se_device *dev = p; + struct se_device *dev = to_device(item); int bl = 0; ssize_t read_bytes = 0; @@ -1806,35 +1709,17 @@ static ssize_t target_core_show_dev_info(void *p, char *page) return read_bytes; } -static struct target_core_configfs_attribute target_core_attr_dev_info = { - .attr = { .ca_owner = THIS_MODULE, - .ca_name = "info", - .ca_mode = S_IRUGO }, - .show = target_core_show_dev_info, - .store = NULL, -}; - -static ssize_t target_core_store_dev_control( - void *p, - const char *page, - size_t count) +static ssize_t target_dev_control_store(struct config_item *item, + const char *page, size_t count) { - struct se_device *dev = p; + struct se_device *dev = to_device(item); return dev->transport->set_configfs_dev_params(dev, page, count); } -static struct target_core_configfs_attribute target_core_attr_dev_control = { - .attr = { .ca_owner = THIS_MODULE, - .ca_name = "control", - .ca_mode = S_IWUSR }, - .show = NULL, - .store = target_core_store_dev_control, -}; - -static ssize_t target_core_show_dev_alias(void *p, char *page) +static ssize_t target_dev_alias_show(struct config_item *item, char *page) { - struct se_device *dev = p; + struct se_device *dev = to_device(item); if (!(dev->dev_flags & DF_USING_ALIAS)) return 0; @@ -1842,12 +1727,10 @@ static ssize_t target_core_show_dev_alias(void *p, char *page) return snprintf(page, PAGE_SIZE, "%s\n", dev->dev_alias); } -static ssize_t target_core_store_dev_alias( - void *p, - const char *page, - size_t count) +static ssize_t target_dev_alias_store(struct config_item *item, + const char *page, size_t count) { - struct se_device *dev = p; + struct se_device *dev = to_device(item); struct se_hba *hba = dev->se_hba; ssize_t read_bytes; @@ -1874,17 +1757,9 @@ static ssize_t target_core_store_dev_alias( return read_bytes; } -static struct target_core_configfs_attribute target_core_attr_dev_alias = { - .attr = { .ca_owner = THIS_MODULE, - .ca_name = "alias", - .ca_mode = S_IRUGO | S_IWUSR }, - .show = target_core_show_dev_alias, - .store = target_core_store_dev_alias, -}; - -static ssize_t target_core_show_dev_udev_path(void *p, char *page) < |