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-rw-r--r--drivers/infiniband/ulp/srp/ib_srp.c60
-rw-r--r--drivers/infiniband/ulp/srp/ib_srp.h16
2 files changed, 38 insertions, 38 deletions
diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c
index 80dfe173deac..c9b3b9e0679f 100644
--- a/drivers/infiniband/ulp/srp/ib_srp.c
+++ b/drivers/infiniband/ulp/srp/ib_srp.c
@@ -302,8 +302,8 @@ static struct ib_fmr_pool *srp_alloc_fmr_pool(struct srp_target_port *target)
fmr_param.pool_size = target->scsi_host->can_queue;
fmr_param.dirty_watermark = fmr_param.pool_size / 4;
fmr_param.cache = 1;
- fmr_param.max_pages_per_fmr = dev->max_pages_per_fmr;
- fmr_param.page_shift = ilog2(dev->fmr_page_size);
+ fmr_param.max_pages_per_fmr = dev->max_pages_per_mr;
+ fmr_param.page_shift = ilog2(dev->mr_page_size);
fmr_param.access = (IB_ACCESS_LOCAL_WRITE |
IB_ACCESS_REMOTE_WRITE |
IB_ACCESS_REMOTE_READ);
@@ -657,7 +657,7 @@ static int srp_alloc_req_data(struct srp_target_port *target)
req = &target->req_ring[i];
req->fmr_list = kmalloc(target->cmd_sg_cnt * sizeof(void *),
GFP_KERNEL);
- req->map_page = kmalloc(srp_dev->max_pages_per_fmr *
+ req->map_page = kmalloc(srp_dev->max_pages_per_mr *
sizeof(void *), GFP_KERNEL);
req->indirect_desc = kmalloc(target->indirect_size, GFP_KERNEL);
if (!req->fmr_list || !req->map_page || !req->indirect_desc)
@@ -810,7 +810,7 @@ static void srp_unmap_data(struct scsi_cmnd *scmnd,
return;
pfmr = req->fmr_list;
- while (req->nfmr--)
+ while (req->nmdesc--)
ib_fmr_pool_unmap(*pfmr++);
ib_dma_unmap_sg(ibdev, scsi_sglist(scmnd), scsi_sg_count(scmnd),
@@ -979,9 +979,9 @@ static int srp_map_finish_fmr(struct srp_map_state *state,
return PTR_ERR(fmr);
*state->next_fmr++ = fmr;
- state->nfmr++;
+ state->nmdesc++;
- srp_map_desc(state, 0, state->fmr_len, fmr->fmr->rkey);
+ srp_map_desc(state, 0, state->dma_len, fmr->fmr->rkey);
return 0;
}
@@ -995,14 +995,14 @@ static int srp_finish_mapping(struct srp_map_state *state,
return 0;
if (state->npages == 1 && !register_always)
- srp_map_desc(state, state->base_dma_addr, state->fmr_len,
+ srp_map_desc(state, state->base_dma_addr, state->dma_len,
target->rkey);
else
ret = srp_map_finish_fmr(state, target);
if (ret == 0) {
state->npages = 0;
- state->fmr_len = 0;
+ state->dma_len = 0;
}
return ret;
@@ -1047,7 +1047,7 @@ static int srp_map_sg_entry(struct srp_map_state *state,
* that were never quite defined, but went away when the initiator
* avoided using FMR on such page fragments.
*/
- if (dma_addr & ~dev->fmr_page_mask || dma_len > dev->fmr_max_size) {
+ if (dma_addr & ~dev->mr_page_mask || dma_len > dev->mr_max_size) {
ret = srp_finish_mapping(state, target);
if (ret)
return ret;
@@ -1066,7 +1066,7 @@ static int srp_map_sg_entry(struct srp_map_state *state,
srp_map_update_start(state, sg, sg_index, dma_addr);
while (dma_len) {
- if (state->npages == dev->max_pages_per_fmr) {
+ if (state->npages == dev->max_pages_per_mr) {
ret = srp_finish_mapping(state, target);
if (ret)
return ret;
@@ -1074,12 +1074,12 @@ static int srp_map_sg_entry(struct srp_map_state *state,
srp_map_update_start(state, sg, sg_index, dma_addr);
}
- len = min_t(unsigned int, dma_len, dev->fmr_page_size);
+ len = min_t(unsigned int, dma_len, dev->mr_page_size);
if (!state->npages)
state->base_dma_addr = dma_addr;
state->pages[state->npages++] = dma_addr;
- state->fmr_len += len;
+ state->dma_len += len;
dma_addr += len;
dma_len -= len;
}
@@ -1089,7 +1089,7 @@ static int srp_map_sg_entry(struct srp_map_state *state,
* boundries.
*/
ret = 0;
- if (len != dev->fmr_page_size) {
+ if (len != dev->mr_page_size) {
ret = srp_finish_mapping(state, target);
if (!ret)
srp_map_update_start(state, NULL, 0, 0);
@@ -1136,7 +1136,7 @@ backtrack:
if (use_fmr == SRP_MAP_ALLOW_FMR && srp_finish_mapping(state, target))
goto backtrack;
- req->nfmr = state->nfmr;
+ req->nmdesc = state->nmdesc;
}
static int srp_map_data(struct scsi_cmnd *scmnd, struct srp_target_port *target,
@@ -1189,7 +1189,7 @@ static int srp_map_data(struct scsi_cmnd *scmnd, struct srp_target_port *target,
buf->key = cpu_to_be32(target->rkey);
buf->len = cpu_to_be32(ib_sg_dma_len(ibdev, scat));
- req->nfmr = 0;
+ req->nmdesc = 0;
goto map_complete;
}
@@ -1637,7 +1637,7 @@ static int srp_queuecommand(struct Scsi_Host *shost, struct scsi_cmnd *scmnd)
/*
* If we ran out of memory descriptors (-ENOMEM) because an
* application is queuing many requests with more than
- * max_pages_per_fmr sg-list elements, tell the SCSI mid-layer
+ * max_pages_per_mr sg-list elements, tell the SCSI mid-layer
* to reduce queue depth temporarily.
*/
scmnd->result = len == -ENOMEM ?
@@ -2878,8 +2878,8 @@ static void srp_add_one(struct ib_device *device)
struct srp_device *srp_dev;
struct ib_device_attr *dev_attr;
struct srp_host *host;
- int fmr_page_shift, s, e, p;
- u64 max_pages_per_fmr;
+ int mr_page_shift, s, e, p;
+ u64 max_pages_per_mr;
dev_attr = kmalloc(sizeof *dev_attr, GFP_KERNEL);
if (!dev_attr)
@@ -2902,18 +2902,18 @@ static void srp_add_one(struct ib_device *device)
* minimum of 4096 bytes. We're unlikely to build large sglists
* out of smaller entries.
*/
- fmr_page_shift = max(12, ffs(dev_attr->page_size_cap) - 1);
- srp_dev->fmr_page_size = 1 << fmr_page_shift;
- srp_dev->fmr_page_mask = ~((u64) srp_dev->fmr_page_size - 1);
- max_pages_per_fmr = dev_attr->max_mr_size;
- do_div(max_pages_per_fmr, srp_dev->fmr_page_size);
- srp_dev->max_pages_per_fmr = min_t(u64, SRP_FMR_SIZE,
- max_pages_per_fmr);
- srp_dev->fmr_max_size = srp_dev->fmr_page_size *
- srp_dev->max_pages_per_fmr;
- pr_debug("%s: fmr_page_shift = %d, dev_attr->max_mr_size = %#llx, max_pages_per_fmr = %d, fmr_max_size = %#x\n",
- device->name, fmr_page_shift, dev_attr->max_mr_size,
- srp_dev->max_pages_per_fmr, srp_dev->fmr_max_size);
+ mr_page_shift = max(12, ffs(dev_attr->page_size_cap) - 1);
+ srp_dev->mr_page_size = 1 << mr_page_shift;
+ srp_dev->mr_page_mask = ~((u64) srp_dev->mr_page_size - 1);
+ max_pages_per_mr = dev_attr->max_mr_size;
+ do_div(max_pages_per_mr, srp_dev->mr_page_size);
+ srp_dev->max_pages_per_mr = min_t(u64, SRP_MAX_PAGES_PER_MR,
+ max_pages_per_mr);
+ srp_dev->mr_max_size = srp_dev->mr_page_size *
+ srp_dev->max_pages_per_mr;
+ pr_debug("%s: mr_page_shift = %d, dev_attr->max_mr_size = %#llx, max_pages_per_mr = %d, mr_max_size = %#x\n",
+ device->name, mr_page_shift, dev_attr->max_mr_size,
+ srp_dev->max_pages_per_mr, srp_dev->mr_max_size);
INIT_LIST_HEAD(&srp_dev->dev_list);
diff --git a/drivers/infiniband/ulp/srp/ib_srp.h b/drivers/infiniband/ulp/srp/ib_srp.h
index 2d99e52f2f5c..eb130486b1c8 100644
--- a/drivers/infiniband/ulp/srp/ib_srp.h
+++ b/drivers/infiniband/ulp/srp/ib_srp.h
@@ -66,7 +66,7 @@ enum {
SRP_TAG_NO_REQ = ~0U,
SRP_TAG_TSK_MGMT = 1U << 31,
- SRP_FMR_SIZE = 512,
+ SRP_MAX_PAGES_PER_MR = 512,
SRP_MAP_ALLOW_FMR = 0,
SRP_MAP_NO_FMR = 1,
@@ -88,10 +88,10 @@ struct srp_device {
struct ib_device *dev;
struct ib_pd *pd;
struct ib_mr *mr;
- u64 fmr_page_mask;
- int fmr_page_size;
- int fmr_max_size;
- int max_pages_per_fmr;
+ u64 mr_page_mask;
+ int mr_page_size;
+ int mr_max_size;
+ int max_pages_per_mr;
bool has_fmr;
};
@@ -114,7 +114,7 @@ struct srp_request {
u64 *map_page;
struct srp_direct_buf *indirect_desc;
dma_addr_t indirect_dma_addr;
- short nfmr;
+ short nmdesc;
short index;
};
@@ -201,10 +201,10 @@ struct srp_map_state {
struct srp_direct_buf *desc;
u64 *pages;
dma_addr_t base_dma_addr;
- u32 fmr_len;
+ u32 dma_len;
u32 total_len;
unsigned int npages;
- unsigned int nfmr;
+ unsigned int nmdesc;
unsigned int ndesc;
struct scatterlist *unmapped_sg;
int unmapped_index;
generated by cgit v1.2.3 (git 2.0.4) at 2024-07-06 03:09:50 +0000