diff options
-rw-r--r-- | hw/block/nvme.c | 20 | ||||
-rw-r--r-- | hw/block/trace-events | 4 | ||||
-rw-r--r-- | include/block/nvme.h | 1 |
3 files changed, 7 insertions, 18 deletions
diff --git a/hw/block/nvme.c b/hw/block/nvme.c index b8c6be6..2896bb4 100644 --- a/hw/block/nvme.c +++ b/hw/block/nvme.c @@ -327,11 +327,6 @@ static uint16_t nvme_map_prp(NvmeCtrl *n, uint64_t prp1, uint64_t prp2, trace_pci_nvme_map_prp(trans_len, len, prp1, prp2, num_prps); - if (unlikely(!prp1)) { - trace_pci_nvme_err_invalid_prp(); - return NVME_INVALID_FIELD | NVME_DNR; - } - if (nvme_addr_is_cmb(n, prp1)) { qemu_iovec_init(iov, num_prps); } else { @@ -345,11 +340,6 @@ static uint16_t nvme_map_prp(NvmeCtrl *n, uint64_t prp1, uint64_t prp2, len -= trans_len; if (len) { - if (unlikely(!prp2)) { - trace_pci_nvme_err_invalid_prp2_missing(); - return NVME_INVALID_FIELD | NVME_DNR; - } - if (len > n->page_size) { uint64_t prp_list[n->max_prp_ents]; uint32_t nents, prp_trans; @@ -370,9 +360,9 @@ static uint16_t nvme_map_prp(NvmeCtrl *n, uint64_t prp1, uint64_t prp2, uint64_t prp_ent = le64_to_cpu(prp_list[i]); if (i == n->max_prp_ents - 1 && len > n->page_size) { - if (unlikely(!prp_ent || prp_ent & (n->page_size - 1))) { + if (unlikely(prp_ent & (n->page_size - 1))) { trace_pci_nvme_err_invalid_prplist_ent(prp_ent); - return NVME_INVALID_FIELD | NVME_DNR; + return NVME_INVALID_PRP_OFFSET | NVME_DNR; } if (prp_list_in_cmb != nvme_addr_is_cmb(n, prp_ent)) { @@ -391,9 +381,9 @@ static uint16_t nvme_map_prp(NvmeCtrl *n, uint64_t prp1, uint64_t prp2, prp_ent = le64_to_cpu(prp_list[i]); } - if (unlikely(!prp_ent || prp_ent & (n->page_size - 1))) { + if (unlikely(prp_ent & (n->page_size - 1))) { trace_pci_nvme_err_invalid_prplist_ent(prp_ent); - return NVME_INVALID_FIELD | NVME_DNR; + return NVME_INVALID_PRP_OFFSET | NVME_DNR; } trans_len = MIN(len, n->page_size); @@ -408,7 +398,7 @@ static uint16_t nvme_map_prp(NvmeCtrl *n, uint64_t prp1, uint64_t prp2, } else { if (unlikely(prp2 & (n->page_size - 1))) { trace_pci_nvme_err_invalid_prp2_align(prp2); - return NVME_INVALID_FIELD | NVME_DNR; + return NVME_INVALID_PRP_OFFSET | NVME_DNR; } status = nvme_map_addr(n, qsg, iov, prp2, len); if (status) { diff --git a/hw/block/trace-events b/hw/block/trace-events index cab9913..c1537e3 100644 --- a/hw/block/trace-events +++ b/hw/block/trace-events @@ -97,10 +97,8 @@ pci_nvme_err_invalid_sgld(uint16_t cid, uint8_t typ) "cid %"PRIu16" type 0x%"PRI pci_nvme_err_invalid_num_sgld(uint16_t cid, uint8_t typ) "cid %"PRIu16" type 0x%"PRIx8"" pci_nvme_err_invalid_sgl_excess_length(uint16_t cid) "cid %"PRIu16"" pci_nvme_err_invalid_dma(void) "PRP/SGL is too small for transfer size" -pci_nvme_err_invalid_prplist_ent(uint64_t prplist) "PRP list entry is null or not page aligned: 0x%"PRIx64"" +pci_nvme_err_invalid_prplist_ent(uint64_t prplist) "PRP list entry is not page aligned: 0x%"PRIx64"" pci_nvme_err_invalid_prp2_align(uint64_t prp2) "PRP2 is not page aligned: 0x%"PRIx64"" -pci_nvme_err_invalid_prp2_missing(void) "PRP2 is null and more data to be transferred" -pci_nvme_err_invalid_prp(void) "invalid PRP" pci_nvme_err_invalid_opc(uint8_t opc) "invalid opcode 0x%"PRIx8"" pci_nvme_err_invalid_admin_opc(uint8_t opc) "invalid admin opcode 0x%"PRIx8"" pci_nvme_err_invalid_lba_range(uint64_t start, uint64_t len, uint64_t limit) "Invalid LBA start=%"PRIu64" len=%"PRIu64" limit=%"PRIu64"" diff --git a/include/block/nvme.h b/include/block/nvme.h index 6de2d5a..8a46d9c 100644 --- a/include/block/nvme.h +++ b/include/block/nvme.h @@ -655,6 +655,7 @@ enum NvmeStatusCodes { NVME_MD_SGL_LEN_INVALID = 0x0010, NVME_SGL_DESCR_TYPE_INVALID = 0x0011, NVME_INVALID_USE_OF_CMB = 0x0012, + NVME_INVALID_PRP_OFFSET = 0x0013, NVME_LBA_RANGE = 0x0080, NVME_CAP_EXCEEDED = 0x0081, NVME_NS_NOT_READY = 0x0082, |