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| author | Fam Zheng <famz@redhat.com> | 2017-08-21 22:10:06 +0800 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2017-09-19 14:09:11 +0200 |
| commit | 5efa3c04483d408a03ff5f018842501a2048a51b (patch) | |
| tree | b853d4892467ae354c8803dfe5bbd9c1a54d4cd1 /util | |
| parent | 2875135807771a0d07ba1c878c20b757ed7adffb (diff) | |
| download | qemu-5efa3c04483d408a03ff5f018842501a2048a51b.tar.gz | |
scsi: Improve scsi_sense_to_errno
Tweak the errno mapping to return more accurate/appropriate values.
Signed-off-by: Fam Zheng <famz@redhat.com>
Message-Id: <20170821141008.19383-3-famz@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'util')
| -rw-r--r-- | util/scsi.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/util/scsi.c b/util/scsi.c index a6710799fc..472eb5bea5 100644 --- a/util/scsi.c +++ b/util/scsi.c @@ -18,13 +18,16 @@ int scsi_sense_to_errno(int key, int asc, int ascq) { switch (key) { - case 0x02: /* NOT READY */ - return EBUSY; - case 0x07: /* DATA PROTECTION */ - return EACCES; + case 0x00: /* NO SENSE */ + case 0x01: /* RECOVERED ERROR */ + case 0x06: /* UNIT ATTENTION */ + /* These sense keys are not errors */ + return 0; case 0x0b: /* COMMAND ABORTED */ return ECANCELED; + case 0x02: /* NOT READY */ case 0x05: /* ILLEGAL REQUEST */ + case 0x07: /* DATA PROTECTION */ /* Parse ASCQ */ break; default: @@ -37,6 +40,7 @@ int scsi_sense_to_errno(int key, int asc, int ascq) case 0x2600: /* INVALID FIELD IN PARAMETER LIST */ return EINVAL; case 0x2100: /* LBA OUT OF RANGE */ + case 0x2707: /* SPACE ALLOC FAILED */ return ENOSPC; case 0x2500: /* LOGICAL UNIT NOT SUPPORTED */ return ENOTSUP; @@ -46,6 +50,10 @@ int scsi_sense_to_errno(int key, int asc, int ascq) return ENOMEDIUM; case 0x2700: /* WRITE PROTECTED */ return EACCES; + case 0x0401: /* NOT READY, IN PROGRESS OF BECOMING READY */ + return EAGAIN; + case 0x0402: /* NOT READY, INITIALIZING COMMAND REQUIRED */ + return ENOTCONN; default: return EIO; } |