On 05-Sep-17 11:31 AM, Santosh Shukla wrote:
Renaming rte_memseg {.phys_addr} to {.iova_addr}
Signed-off-by: Santosh Shukla <santosh.shukla at caviumnetworks.com>
---
v1 --> v2:
- includes freebsdp v1 build fixes.
lib/librte_eal/bsdapp/eal/eal_memory.c | 4 ++--
lib/librte_eal/common/eal_common_memory.c | 2 +-
lib/librte_eal/common/include/rte_memory.h | 4 ++--
lib/librte_eal/common/rte_malloc.c | 5 +++--
lib/librte_eal/linuxapp/eal/eal_memory.c | 8 ++++----
lib/librte_eal/linuxapp/eal/eal_vfio.c | 4 ++--
6 files changed, 14 insertions(+), 13 deletions(-)
diff --git a/lib/librte_eal/bsdapp/eal/eal_memory.c
b/lib/librte_eal/bsdapp/eal/eal_memory.c
index 10c2e121f..d8882dcef 100644
--- a/lib/librte_eal/bsdapp/eal/eal_memory.c
+++ b/lib/librte_eal/bsdapp/eal/eal_memory.c
@@ -73,7 +73,7 @@ rte_eal_hugepage_init(void)
/* for debug purposes, hugetlbfs can be disabled */
if (internal_config.no_hugetlbfs) {
addr = malloc(internal_config.memory);
- mcfg->memseg[0].phys_addr = (iova_addr_t)(uintptr_t)addr;
+ mcfg->memseg[0].iova_addr = (iova_addr_t)(uintptr_t)addr;
mcfg->memseg[0].addr = addr;
mcfg->memseg[0].hugepage_sz = RTE_PGSIZE_4K;
mcfg->memseg[0].len = internal_config.memory;
@@ -114,7 +114,7 @@ rte_eal_hugepage_init(void)
seg = &mcfg->memseg[seg_idx++];
seg->addr = addr;
- seg->phys_addr = physaddr;
+ seg->iova_addr = (iova_addr_t)physaddr;
seg->hugepage_sz = hpi->hugepage_sz;
seg->len = hpi->hugepage_sz;
seg->nchannel = mcfg->nchannel;
diff --git a/lib/librte_eal/common/eal_common_memory.c
b/lib/librte_eal/common/eal_common_memory.c
index 996877ef5..5ed83d20a 100644
--- a/lib/librte_eal/common/eal_common_memory.c
+++ b/lib/librte_eal/common/eal_common_memory.c
@@ -100,7 +100,7 @@ rte_dump_physmem_layout(FILE *f)
"virt:%p, socket_id:%"PRId32", "
"hugepage_sz:%"PRIu64", nchannel:%"PRIx32", "
"nrank:%"PRIx32"\n", i,
- mcfg->memseg[i].phys_addr,
+ mcfg->memseg[i].iova_addr,
mcfg->memseg[i].len,
mcfg->memseg[i].addr,
mcfg->memseg[i].socket_id,
diff --git a/lib/librte_eal/common/include/rte_memory.h
b/lib/librte_eal/common/include/rte_memory.h
index 5face8c86..6b148ba8e 100644
--- a/lib/librte_eal/common/include/rte_memory.h
+++ b/lib/librte_eal/common/include/rte_memory.h
@@ -98,14 +98,14 @@ enum rte_page_sizes {
*/
#define __rte_cache_min_aligned __rte_aligned(RTE_CACHE_LINE_MIN_SIZE)
-typedef uint64_t iova_addr_t; /**< Physical address definition. */
+typedef uint64_t iova_addr_t; /**< Iova address definition. */
#define RTE_BAD_PHYS_ADDR ((iova_addr_t)-1)
/**
* Physical memory segment descriptor.
*/
struct rte_memseg {
- iova_addr_t phys_addr; /**< Start physical address. */
+ iova_addr_t iova_addr; /**< Start iova(_pa or _va) address. */
RTE_STD_C11
union {
void *addr; /**< Start virtual address. */
diff --git a/lib/librte_eal/common/rte_malloc.c
b/lib/librte_eal/common/rte_malloc.c
index 3ce6034bf..b65a06f9d 100644
--- a/lib/librte_eal/common/rte_malloc.c
+++ b/lib/librte_eal/common/rte_malloc.c
@@ -254,7 +254,8 @@ rte_malloc_virt2phy(const void *addr)
const struct malloc_elem *elem = malloc_elem_from_data(addr);
if (elem == NULL)
return RTE_BAD_PHYS_ADDR;
- if (elem->ms->phys_addr == RTE_BAD_PHYS_ADDR)
+ if (elem->ms->iova_addr == RTE_BAD_PHYS_ADDR)
return RTE_BAD_PHYS_ADDR;
- return elem->ms->phys_addr + ((uintptr_t)addr -
(uintptr_t)elem->ms->addr);
+ return elem->ms->iova_addr +
+ ((uintptr_t)addr - (uintptr_t)elem->ms->addr);
Hi Santosh,
I understand that this is a simple search-replace patch, but maybe you
could go ahead and fix this to be RTE_PTR_DIFF, like in below case.
}
diff --git a/lib/librte_eal/linuxapp/eal/eal_memory.c
b/lib/librte_eal/linuxapp/eal/eal_memory.c
index 405c15bcd..5d9702c72 100644
--- a/lib/librte_eal/linuxapp/eal/eal_memory.c
+++ b/lib/librte_eal/linuxapp/eal/eal_memory.c
@@ -154,7 +154,7 @@ rte_mem_virt2phy(const void *virtaddr)
if (virtaddr > memseg->addr &&
virtaddr < RTE_PTR_ADD(memseg->addr,
memseg->len)) {
- return memseg->phys_addr +
+ return memseg->iova_addr +
RTE_PTR_DIFF(virtaddr, memseg->addr);
}
}
@@ -1059,7 +1059,7 @@ rte_eal_hugepage_init(void)
strerror(errno));
return -1;
}
- mcfg->memseg[0].phys_addr = RTE_BAD_PHYS_ADDR;
+ mcfg->memseg[0].iova_addr = RTE_BAD_PHYS_ADDR;
mcfg->memseg[0].addr = addr;
mcfg->memseg[0].hugepage_sz = RTE_PGSIZE_4K;
mcfg->memseg[0].len = internal_config.memory;
@@ -1319,7 +1319,7 @@ rte_eal_hugepage_init(void)
if (j == RTE_MAX_MEMSEG)
break;
- mcfg->memseg[j].phys_addr = hugepage[i].physaddr;
+ mcfg->memseg[j].iova_addr = hugepage[i].physaddr;
mcfg->memseg[j].addr = hugepage[i].final_va;
mcfg->memseg[j].len = hugepage[i].size;
mcfg->memseg[j].socket_id = hugepage[i].socket_id;
@@ -1330,7 +1330,7 @@ rte_eal_hugepage_init(void)
#ifdef RTE_ARCH_PPC_64
/* Use the phy and virt address of the last page as segment
* address for IBM Power architecture */
- mcfg->memseg[j].phys_addr = hugepage[i].physaddr;
+ mcfg->memseg[j].iova_addr = hugepage[i].physaddr;
mcfg->memseg[j].addr = hugepage[i].final_va;
#endif
mcfg->memseg[j].len += mcfg->memseg[j].hugepage_sz;
diff --git a/lib/librte_eal/linuxapp/eal/eal_vfio.c
b/lib/librte_eal/linuxapp/eal/eal_vfio.c
index 946df7e31..c03fd713c 100644
--- a/lib/librte_eal/linuxapp/eal/eal_vfio.c
+++ b/lib/librte_eal/linuxapp/eal/eal_vfio.c
@@ -706,7 +706,7 @@ vfio_type1_dma_map(int vfio_container_fd)
dma_map.argsz = sizeof(struct vfio_iommu_type1_dma_map);
dma_map.vaddr = ms[i].addr_64;
dma_map.size = ms[i].len;
- dma_map.iova = ms[i].phys_addr;
+ dma_map.iova = ms[i].iova_addr;
dma_map.flags = VFIO_DMA_MAP_FLAG_READ |
VFIO_DMA_MAP_FLAG_WRITE;
ret = ioctl(vfio_container_fd, VFIO_IOMMU_MAP_DMA, &dma_map);
@@ -792,7 +792,7 @@ vfio_spapr_dma_map(int vfio_container_fd)
dma_map.argsz = sizeof(struct vfio_iommu_type1_dma_map);
dma_map.vaddr = ms[i].addr_64;
dma_map.size = ms[i].len;
- dma_map.iova = ms[i].phys_addr;
+ dma_map.iova = ms[i].iova_addr;
dma_map.flags = VFIO_DMA_MAP_FLAG_READ |
VFIO_DMA_MAP_FLAG_WRITE;
--
Thanks,
Anatoly
