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authorNicholas Bellinger <nab@linux-iscsi.org>2014-11-27 19:53:28 -0800
committerNicholas Bellinger <nab@linux-iscsi.org>2014-12-01 21:36:02 -0800
commit5645cba011ddaf7dc46a636e5657bb764e11a472 (patch)
treeee3ef21c295d8a66c4e36a41019f068df8bd5b71 /drivers/target
parente6c39f703a878b8d9427ca7b4dc8f97874d12ae6 (diff)
downloadlinux-5645cba011ddaf7dc46a636e5657bb764e11a472.tar.bz2
target/iblock: Convert to external iblock_backend_dev_attrs
This patch converts IBLOCK to use an external set of device attributes, and utilizes target_core_backend_configfs.h macros to generate a default set of configfs extended-attr handlers. It calls target_core_setup_sub_cits() to setup the initial config_item_type based on existing target_core_configfs.c defaults, and using configfs_attribute generated by DEF_TB_DEFAULT_ATTRIBS(iblock) populates iblock_backend_dev_attrs[] It introduces no functional change for existing IBLOCK device attributes. Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/target')
-rw-r--r--drivers/target/target_core_iblock.c41
1 files changed, 41 insertions, 0 deletions
diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c
index 5e69d36af105..3efff94fbd97 100644
--- a/drivers/target/target_core_iblock.c
+++ b/drivers/target/target_core_iblock.c
@@ -41,6 +41,7 @@
#include <target/target_core_base.h>
#include <target/target_core_backend.h>
+#include <target/target_core_backend_configfs.h>
#include "target_core_iblock.h"
@@ -858,6 +859,41 @@ static bool iblock_get_write_cache(struct se_device *dev)
return q->flush_flags & REQ_FLUSH;
}
+DEF_TB_DEFAULT_ATTRIBS(iblock);
+
+static struct configfs_attribute *iblock_backend_dev_attrs[] = {
+ &iblock_dev_attrib_emulate_model_alias.attr,
+ &iblock_dev_attrib_emulate_dpo.attr,
+ &iblock_dev_attrib_emulate_fua_write.attr,
+ &iblock_dev_attrib_emulate_fua_read.attr,
+ &iblock_dev_attrib_emulate_write_cache.attr,
+ &iblock_dev_attrib_emulate_ua_intlck_ctrl.attr,
+ &iblock_dev_attrib_emulate_tas.attr,
+ &iblock_dev_attrib_emulate_tpu.attr,
+ &iblock_dev_attrib_emulate_tpws.attr,
+ &iblock_dev_attrib_emulate_caw.attr,
+ &iblock_dev_attrib_emulate_3pc.attr,
+ &iblock_dev_attrib_pi_prot_type.attr,
+ &iblock_dev_attrib_hw_pi_prot_type.attr,
+ &iblock_dev_attrib_pi_prot_format.attr,
+ &iblock_dev_attrib_enforce_pr_isids.attr,
+ &iblock_dev_attrib_is_nonrot.attr,
+ &iblock_dev_attrib_emulate_rest_reord.attr,
+ &iblock_dev_attrib_force_pr_aptpl.attr,
+ &iblock_dev_attrib_hw_block_size.attr,
+ &iblock_dev_attrib_block_size.attr,
+ &iblock_dev_attrib_hw_max_sectors.attr,
+ &iblock_dev_attrib_fabric_max_sectors.attr,
+ &iblock_dev_attrib_optimal_sectors.attr,
+ &iblock_dev_attrib_hw_queue_depth.attr,
+ &iblock_dev_attrib_queue_depth.attr,
+ &iblock_dev_attrib_max_unmap_lba_count.attr,
+ &iblock_dev_attrib_max_unmap_block_desc_count.attr,
+ &iblock_dev_attrib_unmap_granularity.attr,
+ &iblock_dev_attrib_unmap_granularity_alignment.attr,
+ &iblock_dev_attrib_max_write_same_len.attr,
+ NULL,
+};
static struct se_subsystem_api iblock_template = {
.name = "iblock",
@@ -884,6 +920,11 @@ static struct se_subsystem_api iblock_template = {
static int __init iblock_module_init(void)
{
+ struct target_backend_cits *tbc = &iblock_template.tb_cits;
+
+ target_core_setup_sub_cits(&iblock_template);
+ tbc->tb_dev_attrib_cit.ct_attrs = iblock_backend_dev_attrs;
+
return transport_subsystem_register(&iblock_template);
}