From: Douglas Gilbert Date: Fri, 6 May 2016 04:40:29 +0000 (-0400) Subject: scsi_debug: use locally assigned naa X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=1b37bd606deef0a787bdbbab6ff51dbebdeb9d3d;p=linux-beck.git scsi_debug: use locally assigned naa For reported SAS addresses replace fake IEEE registered NAAs (5) with locally assigned NAAs (3). Signed-off-by: Douglas Gilbert Reviewed-by: Hannes Reinecke Reviewed-by: Bart Van Assche Signed-off-by: Martin K. Petersen --- diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c index efb454906fc7..0f9ba41e27d8 100644 --- a/drivers/scsi/scsi_debug.c +++ b/drivers/scsi/scsi_debug.c @@ -925,9 +925,10 @@ 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 locally 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, @@ -961,12 +962,12 @@ 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 */ @@ -979,14 +980,14 @@ 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; @@ -995,19 +996,19 @@ 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); @@ -1086,7 +1087,7 @@ 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 */ @@ -1101,7 +1102,7 @@ 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; @@ -1931,10 +1932,10 @@ 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));