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authorJitendra Bhivare <jitendra.bhivare@broadcom.com>2016-12-13 11:25:54 +0100
committerMartin K. Petersen <martin.petersen@oracle.com>2017-01-05 06:21:12 +0100
commitf3505013779646704f81b41c011ab089b26c3f3e (patch)
tree8633c0aeeba7ee13ab135c127c0514fa0f2eb4e3 /drivers/scsi/be2iscsi/be_main.h
parentscsi: dpt_i2o: double free if adpt_i2o_online_hba() fails (diff)
downloadlinux-f3505013779646704f81b41c011ab089b26c3f3e.tar.xz
linux-f3505013779646704f81b41c011ab089b26c3f3e.zip
scsi: be2iscsi: Fix use of invalidate command table req
Remove shared structure inv_tbl in phba for all sessions to post invalidation IOCTL. Always allocate and then free the table after use in reset handler. Abort handler needs just one instance so define it on stack. Add checks for BE_INVLDT_CMD_TBL_SZ to not exceed invalidation command table size in IOCTL. Signed-off-by: Jitendra Bhivare <jitendra.bhivare@broadcom.com> Reviewed-by: Hannes Reinecke <hare@suse.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/be2iscsi/be_main.h')
-rw-r--r--drivers/scsi/be2iscsi/be_main.h16
1 files changed, 7 insertions, 9 deletions
diff --git a/drivers/scsi/be2iscsi/be_main.h b/drivers/scsi/be2iscsi/be_main.h
index 6376657e45f7..f869e3734c02 100644
--- a/drivers/scsi/be2iscsi/be_main.h
+++ b/drivers/scsi/be2iscsi/be_main.h
@@ -57,7 +57,6 @@
#define BE2_IO_DEPTH 1024
#define BE2_MAX_SESSIONS 256
-#define BE2_CMDS_PER_CXN 128
#define BE2_TMFS 16
#define BE2_NOPOUT_REQ 16
#define BE2_SGE 32
@@ -72,8 +71,13 @@
#define BEISCSI_SGLIST_ELEMENTS 30
-#define BEISCSI_CMD_PER_LUN 128 /* scsi_host->cmd_per_lun */
-#define BEISCSI_MAX_SECTORS 1024 /* scsi_host->max_sectors */
+/**
+ * BE_INVLDT_CMD_TBL_SZ is 128 which is total number commands that can
+ * be invalidated at a time, consider it before changing the value of
+ * BEISCSI_CMD_PER_LUN.
+ */
+#define BEISCSI_CMD_PER_LUN 128 /* scsi_host->cmd_per_lun */
+#define BEISCSI_MAX_SECTORS 1024 /* scsi_host->max_sectors */
#define BEISCSI_TEMPLATE_HDR_PER_CXN_SIZE 128 /* Template size per cxn */
#define BEISCSI_MAX_CMD_LEN 16 /* scsi_host->max_cmd_len */
@@ -272,11 +276,6 @@ struct hba_parameters {
unsigned int num_sge;
};
-struct invalidate_command_table {
- unsigned short icd;
- unsigned short cid;
-} __packed;
-
#define BEISCSI_GET_ULP_FROM_CRI(phwi_ctrlr, cri) \
(phwi_ctrlr->wrb_context[cri].ulp_num)
struct hwi_wrb_context {
@@ -430,7 +429,6 @@ struct beiscsi_hba {
struct be_ctrl_info ctrl;
unsigned int generation;
unsigned int interface_handle;
- struct invalidate_command_table inv_tbl[128];
struct be_aic_obj aic_obj[MAX_CPUS];
unsigned int attr_log_enable;