| Message ID | 20200729220638.344477-8-its@irrelevant.dk (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | hw/block/nvme: dma handling and address mapping cleanup | expand |
On Thu, Jul 30, 2020 at 7:06 AM Klaus Jensen <its@irrelevant.dk> wrote: > > From: Klaus Jensen <k.jensen@samsung.com> > > Add tracing to nvme_map_prp. > > Signed-off-by: Klaus Jensen <k.jensen@samsung.com> > --- > hw/block/nvme.c | 2 ++ > hw/block/trace-events | 1 + > 2 files changed, 3 insertions(+) > > diff --git a/hw/block/nvme.c b/hw/block/nvme.c > index 571635ebe9f9..952afbb05175 100644 > --- a/hw/block/nvme.c > +++ b/hw/block/nvme.c > @@ -274,6 +274,8 @@ 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); Hmm.. Okay with this. But once QEMUSGList and QEMUIOVector instances are coming into the NvmeRequest, we just can pass the NvmeRequest instance here and print the cid as well later :) Reviewed-by: Minwoo Im <minwoo.im.dev@gmail.com> Thanks! > + > if (unlikely(!prp1)) { > trace_pci_nvme_err_invalid_prp(); > return NVME_INVALID_FIELD | NVME_DNR; > diff --git a/hw/block/trace-events b/hw/block/trace-events > index f3b2d004e078..f20c59a4b542 100644 > --- a/hw/block/trace-events > +++ b/hw/block/trace-events > @@ -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"" > -- > 2.27.0 >
On Thu, 2020-07-30 at 00:06 +0200, Klaus Jensen wrote: > From: Klaus Jensen <k.jensen@samsung.com> > > Add tracing to nvme_map_prp. > > Signed-off-by: Klaus Jensen <k.jensen@samsung.com> > --- > hw/block/nvme.c | 2 ++ > hw/block/trace-events | 1 + > 2 files changed, 3 insertions(+) > > diff --git a/hw/block/nvme.c b/hw/block/nvme.c > index 571635ebe9f9..952afbb05175 100644 > --- a/hw/block/nvme.c > +++ b/hw/block/nvme.c > @@ -274,6 +274,8 @@ 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; > diff --git a/hw/block/trace-events b/hw/block/trace-events > index f3b2d004e078..f20c59a4b542 100644 > --- a/hw/block/trace-events > +++ b/hw/block/trace-events > @@ -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"" Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com> Best regards, Maxim Levitsky
diff --git a/hw/block/nvme.c b/hw/block/nvme.c index 571635ebe9f9..952afbb05175 100644 --- a/hw/block/nvme.c +++ b/hw/block/nvme.c @@ -274,6 +274,8 @@ 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; diff --git a/hw/block/trace-events b/hw/block/trace-events index f3b2d004e078..f20c59a4b542 100644 --- a/hw/block/trace-events +++ b/hw/block/trace-events @@ -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""