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hw/block/nvme: add tracing to nvme_map_prp

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Add tracing to nvme_map_prp.

Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
Reviewed-by: Minwoo Im <minwoo.im.dev@gmail.com>
Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
This commit is contained in:
Klaus Jensen 2020-07-29 21:18:34 +02:00
parent 794ef1b5a7
commit 19012fb898
2 changed files with 3 additions and 0 deletions
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2
hw/block/nvme.c
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@ -289,6 +289,8 @@ static uint16_t nvme_map_prp(QEMUSGList *qsg, QEMUIOVector *iov, uint64_t prp1,
int num_prps = (len >> n->page_bits) + 1;
uint16_t status;
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;

1
hw/block/trace-events
View File

@ -35,6 +35,7 @@ pci_nvme_irq_masked(void) "IRQ is masked"
pci_nvme_dma_read(uint64_t prp1, uint64_t prp2) "DMA read, prp1=0x%"PRIx64" prp2=0x%"PRIx64""
pci_nvme_map_addr(uint64_t addr, uint64_t len) "addr 0x%"PRIx64" len %"PRIu64""
pci_nvme_map_addr_cmb(uint64_t addr, uint64_t len) "addr 0x%"PRIx64" len %"PRIu64""
pci_nvme_map_prp(uint64_t trans_len, uint32_t len, uint64_t prp1, uint64_t prp2, int num_prps) "trans_len %"PRIu64" len %"PRIu32" prp1 0x%"PRIx64" prp2 0x%"PRIx64" num_prps %d"
pci_nvme_io_cmd(uint16_t cid, uint32_t nsid, uint16_t sqid, uint8_t opcode) "cid %"PRIu16" nsid %"PRIu32" sqid %"PRIu16" opc 0x%"PRIx8""
pci_nvme_admin_cmd(uint16_t cid, uint16_t sqid, uint8_t opcode) "cid %"PRIu16" sqid %"PRIu16" opc 0x%"PRIx8""
pci_nvme_rw(const char *verb, uint32_t blk_count, uint64_t byte_count, uint64_t lba) "%s %"PRIu32" blocks (%"PRIu64" bytes) from LBA %"PRIu64""