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| author | Dmitry Bogdanov <d.bogdanov@yadro.com> | 2022-07-28 00:41:25 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2022-08-01 19:36:02 -0400 |
| commit | ef4f7e4bf1dc26aaa86cf8e5a13013684139be51 (patch) | |
| tree | 432760c8e0d00e319a04fefc9f386e3aa3d1e2da /drivers/target/target_core_stat.c | |
| parent | dd0a66ada0bd0ae6c96ea45cfa1581797e867a40 (diff) | |
| download | linux-ef4f7e4bf1dc26aaa86cf8e5a13013684139be51.tar.bz2 | |
scsi: target: core: De-RCU of se_lun and se_lun acl
se_lun and se_lun_acl are immutable pointers of struct se_dev_entry.
Remove RCU usage for access to those pointers.
Link: https://lore.kernel.org/r/20220727214125.19647-3-d.bogdanov@yadro.com
Reviewed-by: Mike Christie <michael.christie@oracle.com>
Signed-off-by: Dmitry Bogdanov <d.bogdanov@yadro.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/target/target_core_stat.c')
| -rw-r--r-- | drivers/target/target_core_stat.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/target/target_core_stat.c b/drivers/target/target_core_stat.c index 62d15bcc3d93..f85ee5b0fd80 100644 --- a/drivers/target/target_core_stat.c +++ b/drivers/target/target_core_stat.c @@ -877,7 +877,6 @@ static ssize_t target_stat_auth_dev_show(struct config_item *item, struct se_lun_acl *lacl = auth_to_lacl(item); struct se_node_acl *nacl = lacl->se_lun_nacl; struct se_dev_entry *deve; - struct se_lun *lun; ssize_t ret; rcu_read_lock(); @@ -886,9 +885,9 @@ static ssize_t target_stat_auth_dev_show(struct config_item *item, rcu_read_unlock(); return -ENODEV; } - lun = rcu_dereference(deve->se_lun); + /* scsiDeviceIndex */ - ret = snprintf(page, PAGE_SIZE, "%u\n", lun->lun_index); + ret = snprintf(page, PAGE_SIZE, "%u\n", deve->se_lun->lun_index); rcu_read_unlock(); return ret; } @@ -1217,7 +1216,6 @@ static ssize_t target_stat_iport_dev_show(struct config_item *item, struct se_lun_acl *lacl = iport_to_lacl(item); struct se_node_acl *nacl = lacl->se_lun_nacl; struct se_dev_entry *deve; - struct se_lun *lun; ssize_t ret; rcu_read_lock(); @@ -1226,9 +1224,9 @@ static ssize_t target_stat_iport_dev_show(struct config_item *item, rcu_read_unlock(); return -ENODEV; } - lun = rcu_dereference(deve->se_lun); + /* scsiDeviceIndex */ - ret = snprintf(page, PAGE_SIZE, "%u\n", lun->lun_index); + ret = snprintf(page, PAGE_SIZE, "%u\n", deve->se_lun->lun_index); rcu_read_unlock(); return ret; } |