BLK_STS_NEXUS is used for NVMe/SCSI reservation conflicts or in dasd's
case something similar. This renames BLK_STS_NEXUS so it better reflects
this.

Signed-off-by: Mike Christie <michael.chris...@oracle.com>
Cc: Stefan Haberland <s...@linux.ibm.com>
Cc: Jan Hoeppner <hoepp...@linux.ibm.com>
---
 block/blk-core.c          | 2 +-
 drivers/nvme/host/core.c  | 2 +-
 drivers/s390/block/dasd.c | 2 +-
 drivers/scsi/scsi_lib.c   | 2 +-
 include/linux/blk_types.h | 4 ++--
 5 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/block/blk-core.c b/block/blk-core.c
index 82b5b2c53f1e..4439e68064a2 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -155,7 +155,7 @@ static const struct {
        [BLK_STS_NOSPC]         = { -ENOSPC,    "critical space allocation" },
        [BLK_STS_TRANSPORT]     = { -ENOLINK,   "recoverable transport" },
        [BLK_STS_TARGET]        = { -EREMOTEIO, "critical target" },
-       [BLK_STS_NEXUS]         = { -EBADE,     "critical nexus" },
+       [BLK_STS_RESV_CONFLICT] = { -EBADE,     "reservation conflict" },
        [BLK_STS_MEDIUM]        = { -ENODATA,   "critical medium" },
        [BLK_STS_PROTECTION]    = { -EILSEQ,    "protection" },
        [BLK_STS_RESOURCE]      = { -ENOMEM,    "kernel resource" },
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 8698410aeb84..ba6f1911f7ea 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -278,7 +278,7 @@ static blk_status_t nvme_error_status(u16 status)
        case NVME_SC_INVALID_PI:
                return BLK_STS_PROTECTION;
        case NVME_SC_RESERVATION_CONFLICT:
-               return BLK_STS_NEXUS;
+               return BLK_STS_RESV_CONFLICT;
        case NVME_SC_HOST_PATH_ERROR:
                return BLK_STS_TRANSPORT;
        case NVME_SC_ZONE_TOO_MANY_ACTIVE:
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index a9c2a8d76c45..a2899d9690d4 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -2723,7 +2723,7 @@ static void __dasd_cleanup_cqr(struct dasd_ccw_req *cqr)
        else if (status == 0) {
                switch (cqr->intrc) {
                case -EPERM:
-                       error = BLK_STS_NEXUS;
+                       error = BLK_STS_RESV_CONFLICT;
                        break;
                case -ENOLINK:
                        error = BLK_STS_TRANSPORT;
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index abe93ec8b7d0..7cc7fb2d3359 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -598,7 +598,7 @@ static blk_status_t scsi_result_to_blk_status(int result)
        case SCSIML_STAT_OK:
                break;
        case SCSIML_STAT_RESV_CONFLICT:
-               return BLK_STS_NEXUS;
+               return BLK_STS_RESV_CONFLICT;
        case SCSIML_STAT_NOSPC:
                return BLK_STS_NOSPC;
        case SCSIML_STAT_MED_ERROR:
diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h
index 99be590f952f..2b2452086a2f 100644
--- a/include/linux/blk_types.h
+++ b/include/linux/blk_types.h
@@ -96,7 +96,7 @@ typedef u16 blk_short_t;
 #define BLK_STS_NOSPC          ((__force blk_status_t)3)
 #define BLK_STS_TRANSPORT      ((__force blk_status_t)4)
 #define BLK_STS_TARGET         ((__force blk_status_t)5)
-#define BLK_STS_NEXUS          ((__force blk_status_t)6)
+#define BLK_STS_RESV_CONFLICT  ((__force blk_status_t)6)
 #define BLK_STS_MEDIUM         ((__force blk_status_t)7)
 #define BLK_STS_PROTECTION     ((__force blk_status_t)8)
 #define BLK_STS_RESOURCE       ((__force blk_status_t)9)
@@ -184,7 +184,7 @@ static inline bool blk_path_error(blk_status_t error)
        case BLK_STS_NOTSUPP:
        case BLK_STS_NOSPC:
        case BLK_STS_TARGET:
-       case BLK_STS_NEXUS:
+       case BLK_STS_RESV_CONFLICT:
        case BLK_STS_MEDIUM:
        case BLK_STS_PROTECTION:
                return false;
-- 
2.25.1

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