Change NAA addresses used for SAS addresses from fake IEEE
registered NAA (5) to locally assigned NAA (3).
Signed-off-by: Douglas Gilbert <dgilbert@xxxxxxxxxxxx>
---
drivers/scsi/scsi_debug.c | 35 ++++++++++++++++++-----------------
1 file changed, 18 insertions(+), 17 deletions(-)
diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c
index 46bdd3e..15f6d55 100644
--- a/drivers/scsi/scsi_debug.c
+++ b/drivers/scsi/scsi_debug.c
@@ -915,9 +915,10 @@ static int fetch_to_dev_buffer(struct scsi_cmnd *scp, unsigned char *arr,
static const char * inq_vendor_id = "Linux ";
static const char * inq_product_id = "scsi_debug ";
static const char *inq_product_rev = "0186"; /* version less '.' */
-static const u64 naa5_comp_a = 0x5222222000000000ULL;
-static const u64 naa5_comp_b = 0x5333333000000000ULL;
-static const u64 naa5_comp_c = 0x5111111000000000ULL;
+/* Use some locallu assigned NAAs for SAS addresses. */
+static const u64 naa3_comp_a = 0x3222222000000000ULL;
+static const u64 naa3_comp_b = 0x3333333000000000ULL;
+static const u64 naa3_comp_c = 0x3111111000000000ULL;
/* Device identification VPD page. Returns number of bytes placed in arr */
static int inquiry_vpd_83(unsigned char *arr, int port_group_id,
@@ -951,12 +952,12 @@ static int inquiry_vpd_83(unsigned char *arr, int port_group_id,
memcpy(arr + num, lu_name, 16);
num += 16;
} else {
- /* NAA-5, Logical unit identifier (binary) */
+ /* NAA-3, Logical unit identifier (binary) */
arr[num++] = 0x1; /* binary (not necessarily sas) */
arr[num++] = 0x3; /* PIV=0, lu, naa */
arr[num++] = 0x0;
arr[num++] = 0x8;
- put_unaligned_be64(naa5_comp_b + dev_id_num, arr + num);
+ put_unaligned_be64(naa3_comp_b + dev_id_num, arr + num);
num += 8;
}
/* Target relative port number */
@@ -969,14 +970,14 @@ static int inquiry_vpd_83(unsigned char *arr, int port_group_id,
arr[num++] = 0x0;
arr[num++] = 0x1; /* relative port A */
}
- /* NAA-5, Target port identifier */
+ /* NAA-3, Target port identifier */
arr[num++] = 0x61; /* proto=sas, binary */
arr[num++] = 0x93; /* piv=1, target port, naa */
arr[num++] = 0x0;
arr[num++] = 0x8;
- put_unaligned_be64(naa5_comp_a + port_a, arr + num);
+ put_unaligned_be64(naa3_comp_a + port_a, arr + num);
num += 8;
- /* NAA-5, Target port group identifier */
+ /* NAA-3, Target port group identifier */
arr[num++] = 0x61; /* proto=sas, binary */
arr[num++] = 0x95; /* piv=1, target port group id */
arr[num++] = 0x0;
@@ -985,19 +986,19 @@ static int inquiry_vpd_83(unsigned char *arr, int port_group_id,
arr[num++] = 0;
put_unaligned_be16(port_group_id, arr + num);
num += 2;
- /* NAA-5, Target device identifier */
+ /* NAA-3, Target device identifier */
arr[num++] = 0x61; /* proto=sas, binary */
arr[num++] = 0xa3; /* piv=1, target device, naa */
arr[num++] = 0x0;
arr[num++] = 0x8;
- put_unaligned_be64(naa5_comp_a + target_dev_id, arr + num);
+ put_unaligned_be64(naa3_comp_a + target_dev_id, arr + num);
num += 8;
/* SCSI name string: Target device identifier */
arr[num++] = 0x63; /* proto=sas, UTF-8 */
arr[num++] = 0xa8; /* piv=1, target device, SCSI name string */
arr[num++] = 0x0;
arr[num++] = 24;
- memcpy(arr + num, "naa.52222220", 12);
+ memcpy(arr + num, "naa.32222220", 12);
num += 12;
snprintf(b, sizeof(b), "%08X", target_dev_id);
memcpy(arr + num, b, 8);
@@ -1076,7 +1077,7 @@ static int inquiry_vpd_88(unsigned char *arr, int target_dev_id)
arr[num++] = 0x93; /* PIV=1, target port, NAA */
arr[num++] = 0x0; /* reserved */
arr[num++] = 0x8; /* length */
- put_unaligned_be64(naa5_comp_a + port_a, arr + num);
+ put_unaligned_be64(naa3_comp_a + port_a, arr + num);
num += 8;
arr[num++] = 0x0; /* reserved */
arr[num++] = 0x0; /* reserved */
@@ -1091,7 +1092,7 @@ static int inquiry_vpd_88(unsigned char *arr, int target_dev_id)
arr[num++] = 0x93; /* PIV=1, target port, NAA */
arr[num++] = 0x0; /* reserved */
arr[num++] = 0x8; /* length */
- put_unaligned_be64(naa5_comp_a + port_b, arr + num);
+ put_unaligned_be64(naa3_comp_a + port_b, arr + num);
num += 8;
return num;
@@ -1920,10 +1921,10 @@ static int resp_sas_pcd_m_spg(unsigned char * p, int pcontrol, int target,
};
int port_a, port_b;
- put_unaligned_be64(naa5_comp_a, sas_pcd_m_pg + 16);
- put_unaligned_be64(naa5_comp_c + 1, sas_pcd_m_pg + 24);
- put_unaligned_be64(naa5_comp_a, sas_pcd_m_pg + 64);
- put_unaligned_be64(naa5_comp_c + 1, sas_pcd_m_pg + 72);
+ put_unaligned_be64(naa3_comp_a, sas_pcd_m_pg + 16);
+ put_unaligned_be64(naa3_comp_c + 1, sas_pcd_m_pg + 24);
+ put_unaligned_be64(naa3_comp_a, sas_pcd_m_pg + 64);
+ put_unaligned_be64(naa3_comp_c + 1, sas_pcd_m_pg + 72);
port_a = target_dev_id + 1;
port_b = port_a + 1;
memcpy(p, sas_pcd_m_pg, sizeof(sas_pcd_m_pg));
--
2.7.4
--
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