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-rw-r--r--drivers/infiniband/core/uverbs.h2
-rw-r--r--drivers/infiniband/core/uverbs_cmd.c155
-rw-r--r--drivers/infiniband/core/uverbs_main.c6
-rw-r--r--include/rdma/uverbs_std_types.h12
4 files changed, 89 insertions, 86 deletions
diff --git a/drivers/infiniband/core/uverbs.h b/drivers/infiniband/core/uverbs.h
index cf02b433000c..5e21cc1f900b 100644
--- a/drivers/infiniband/core/uverbs.h
+++ b/drivers/infiniband/core/uverbs.h
@@ -299,7 +299,6 @@ extern const struct uverbs_object_def UVERBS_OBJECT(UVERBS_OBJECT_COUNTERS);
#define IB_UVERBS_DECLARE_CMD(name) \
ssize_t ib_uverbs_##name(struct ib_uverbs_file *file, \
- struct ib_device *ib_dev, \
const char __user *buf, int in_len, \
int out_len)
@@ -341,7 +340,6 @@ IB_UVERBS_DECLARE_CMD(close_xrcd);
#define IB_UVERBS_DECLARE_EX_CMD(name) \
int ib_uverbs_ex_##name(struct ib_uverbs_file *file, \
- struct ib_device *ib_dev, \
struct ib_udata *ucore, \
struct ib_udata *uhw)
diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c
index fe96ceda6cd2..465b4d921024 100644
--- a/drivers/infiniband/core/uverbs_cmd.c
+++ b/drivers/infiniband/core/uverbs_cmd.c
@@ -66,7 +66,6 @@ _ib_uverbs_lookup_comp_file(s32 fd, struct ib_uverbs_file *ufile)
_ib_uverbs_lookup_comp_file((_fd)*typecheck(s32, _fd), _ufile)
ssize_t ib_uverbs_get_context(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf,
int in_len, int out_len)
{
@@ -76,6 +75,7 @@ ssize_t ib_uverbs_get_context(struct ib_uverbs_file *file,
struct ib_ucontext *ucontext;
struct file *filp;
struct ib_rdmacg_object cg_obj;
+ struct ib_device *ib_dev;
int ret;
if (out_len < sizeof resp)
@@ -85,6 +85,12 @@ ssize_t ib_uverbs_get_context(struct ib_uverbs_file *file,
return -EFAULT;
mutex_lock(&file->ucontext_lock);
+ ib_dev = srcu_dereference(file->device->ib_dev,
+ &file->device->disassociate_srcu);
+ if (!ib_dev) {
+ ret = -EIO;
+ goto err;
+ }
if (file->ucontext) {
ret = -EINVAL;
@@ -177,11 +183,12 @@ err:
return ret;
}
-static void copy_query_dev_fields(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
+static void copy_query_dev_fields(struct ib_ucontext *ucontext,
struct ib_uverbs_query_device_resp *resp,
struct ib_device_attr *attr)
{
+ struct ib_device *ib_dev = ucontext->device;
+
resp->fw_ver = attr->fw_ver;
resp->node_guid = ib_dev->node_guid;
resp->sys_image_guid = attr->sys_image_guid;
@@ -225,12 +232,16 @@ static void copy_query_dev_fields(struct ib_uverbs_file *file,
}
ssize_t ib_uverbs_query_device(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf,
int in_len, int out_len)
{
struct ib_uverbs_query_device cmd;
struct ib_uverbs_query_device_resp resp;
+ struct ib_ucontext *ucontext;
+
+ ucontext = ib_uverbs_get_ucontext(file);
+ if (IS_ERR(ucontext))
+ return PTR_ERR(ucontext);
if (out_len < sizeof resp)
return -ENOSPC;
@@ -239,7 +250,7 @@ ssize_t ib_uverbs_query_device(struct ib_uverbs_file *file,
return -EFAULT;
memset(&resp, 0, sizeof resp);
- copy_query_dev_fields(file, ib_dev, &resp, &ib_dev->attrs);
+ copy_query_dev_fields(ucontext, &resp, &ucontext->device->attrs);
if (copy_to_user(u64_to_user_ptr(cmd.response), &resp, sizeof resp))
return -EFAULT;
@@ -269,7 +280,6 @@ static u32 make_port_cap_flags(const struct ib_port_attr *attr)
}
ssize_t ib_uverbs_query_port(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf,
int in_len, int out_len)
{
@@ -277,6 +287,13 @@ ssize_t ib_uverbs_query_port(struct ib_uverbs_file *file,
struct ib_uverbs_query_port_resp resp;
struct ib_port_attr attr;
int ret;
+ struct ib_ucontext *ucontext;
+ struct ib_device *ib_dev;
+
+ ucontext = ib_uverbs_get_ucontext(file);
+ if (IS_ERR(ucontext))
+ return PTR_ERR(ucontext);
+ ib_dev = ucontext->device;
if (out_len < sizeof resp)
return -ENOSPC;
@@ -328,7 +345,6 @@ ssize_t ib_uverbs_query_port(struct ib_uverbs_file *file,
}
ssize_t ib_uverbs_alloc_pd(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf,
int in_len, int out_len)
{
@@ -338,6 +354,7 @@ ssize_t ib_uverbs_alloc_pd(struct ib_uverbs_file *file,
struct ib_uobject *uobj;
struct ib_pd *pd;
int ret;
+ struct ib_device *ib_dev;
if (out_len < sizeof resp)
return -ENOSPC;
@@ -350,7 +367,7 @@ ssize_t ib_uverbs_alloc_pd(struct ib_uverbs_file *file,
in_len - sizeof(cmd) - sizeof(struct ib_uverbs_cmd_hdr),
out_len - sizeof(resp));
- uobj = uobj_alloc(UVERBS_OBJECT_PD, file);
+ uobj = uobj_alloc(UVERBS_OBJECT_PD, file, &ib_dev);
if (IS_ERR(uobj))
return PTR_ERR(uobj);
@@ -387,7 +404,6 @@ err:
}
ssize_t ib_uverbs_dealloc_pd(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf,
int in_len, int out_len)
{
@@ -486,7 +502,6 @@ static void xrcd_table_delete(struct ib_uverbs_device *dev,
}
ssize_t ib_uverbs_open_xrcd(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len)
{
@@ -499,6 +514,7 @@ ssize_t ib_uverbs_open_xrcd(struct ib_uverbs_file *file,
struct inode *inode = NULL;
int ret = 0;
int new_xrcd = 0;
+ struct ib_device *ib_dev;
if (out_len < sizeof resp)
return -ENOSPC;
@@ -535,7 +551,8 @@ ssize_t ib_uverbs_open_xrcd(struct ib_uverbs_file *file,
}
}
- obj = (struct ib_uxrcd_object *)uobj_alloc(UVERBS_OBJECT_XRCD, file);
+ obj = (struct ib_uxrcd_object *)uobj_alloc(UVERBS_OBJECT_XRCD, file,
+ &ib_dev);
if (IS_ERR(obj)) {
ret = PTR_ERR(obj);
goto err_tree_mutex_unlock;
@@ -606,7 +623,6 @@ err_tree_mutex_unlock:
}
ssize_t ib_uverbs_close_xrcd(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len)
{
@@ -645,7 +661,6 @@ int ib_uverbs_dealloc_xrcd(struct ib_uobject *uobject,
}
ssize_t ib_uverbs_reg_mr(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len)
{
@@ -656,6 +671,7 @@ ssize_t ib_uverbs_reg_mr(struct ib_uverbs_file *file,
struct ib_pd *pd;
struct ib_mr *mr;
int ret;
+ struct ib_device *ib_dev;
if (out_len < sizeof resp)
return -ENOSPC;
@@ -675,7 +691,7 @@ ssize_t ib_uverbs_reg_mr(struct ib_uverbs_file *file,
if (ret)
return ret;
- uobj = uobj_alloc(UVERBS_OBJECT_MR, file);
+ uobj = uobj_alloc(UVERBS_OBJECT_MR, file, &ib_dev);
if (IS_ERR(uobj))
return PTR_ERR(uobj);
@@ -737,7 +753,6 @@ err_free:
}
ssize_t ib_uverbs_rereg_mr(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len)
{
@@ -829,7 +844,6 @@ put_uobjs:
}
ssize_t ib_uverbs_dereg_mr(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len)
{
@@ -843,7 +857,6 @@ ssize_t ib_uverbs_dereg_mr(struct ib_uverbs_file *file,
}
ssize_t ib_uverbs_alloc_mw(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len)
{
@@ -854,6 +867,7 @@ ssize_t ib_uverbs_alloc_mw(struct ib_uverbs_file *file,
struct ib_mw *mw;
struct ib_udata udata;
int ret;
+ struct ib_device *ib_dev;
if (out_len < sizeof(resp))
return -ENOSPC;
@@ -861,7 +875,7 @@ ssize_t ib_uverbs_alloc_mw(struct ib_uverbs_file *file,
if (copy_from_user(&cmd, buf, sizeof(cmd)))
return -EFAULT;
- uobj = uobj_alloc(UVERBS_OBJECT_MW, file);
+ uobj = uobj_alloc(UVERBS_OBJECT_MW, file, &ib_dev);
if (IS_ERR(uobj))
return PTR_ERR(uobj);
@@ -911,7 +925,6 @@ err_free:
}
ssize_t ib_uverbs_dealloc_mw(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len)
{
@@ -925,7 +938,6 @@ ssize_t ib_uverbs_dealloc_mw(struct ib_uverbs_file *file,
}
ssize_t ib_uverbs_create_comp_channel(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len)
{
@@ -933,6 +945,7 @@ ssize_t ib_uverbs_create_comp_channel(struct ib_uverbs_file *file,
struct ib_uverbs_create_comp_channel_resp resp;
struct ib_uobject *uobj;
struct ib_uverbs_completion_event_file *ev_file;
+ struct ib_device *ib_dev;
if (out_len < sizeof resp)
return -ENOSPC;
@@ -940,7 +953,7 @@ ssize_t ib_uverbs_create_comp_channel(struct ib_uverbs_file *file,
if (copy_from_user(&cmd, buf, sizeof cmd))
return -EFAULT;
- uobj = uobj_alloc(UVERBS_OBJECT_COMP_CHANNEL, file);
+ uobj = uobj_alloc(UVERBS_OBJECT_COMP_CHANNEL, file, &ib_dev);
if (IS_ERR(uobj))
return PTR_ERR(uobj);
@@ -959,7 +972,6 @@ ssize_t ib_uverbs_create_comp_channel(struct ib_uverbs_file *file,
}
static struct ib_ucq_object *create_cq(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
struct ib_udata *ucore,
struct ib_udata *uhw,
struct ib_uverbs_ex_create_cq *cmd,
@@ -977,17 +989,21 @@ static struct ib_ucq_object *create_cq(struct ib_uverbs_file *file,
int ret;
struct ib_uverbs_ex_create_cq_resp resp;
struct ib_cq_init_attr attr = {};
-
- if (!ib_dev->create_cq)
- return ERR_PTR(-EOPNOTSUPP);
+ struct ib_device *ib_dev;
if (cmd->comp_vector >= file->device->num_comp_vectors)
return ERR_PTR(-EINVAL);
- obj = (struct ib_ucq_object *)uobj_alloc(UVERBS_OBJECT_CQ, file);
+ obj = (struct ib_ucq_object *)uobj_alloc(UVERBS_OBJECT_CQ, file,
+ &ib_dev);
if (IS_ERR(obj))
return obj;
+ if (!ib_dev->create_cq) {
+ ret = -EOPNOTSUPP;
+ goto err;
+ }
+
if (cmd->comp_channel >= 0) {
ev_file = ib_uverbs_lookup_comp_file(cmd->comp_channel, file);
if (IS_ERR(ev_file)) {
@@ -1066,7 +1082,6 @@ static int ib_uverbs_create_cq_cb(struct ib_uverbs_file *file,
}
ssize_t ib_uverbs_create_cq(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len)
{
@@ -1097,7 +1112,7 @@ ssize_t ib_uverbs_create_cq(struct ib_uverbs_file *file,
cmd_ex.comp_vector = cmd.comp_vector;
cmd_ex.comp_channel = cmd.comp_channel;
- obj = create_cq(file, ib_dev, &ucore, &uhw, &cmd_ex,
+ obj = create_cq(file, &ucore, &uhw, &cmd_ex,
offsetof(typeof(cmd_ex), comp_channel) +
sizeof(cmd.comp_channel), ib_uverbs_create_cq_cb,
NULL);
@@ -1120,7 +1135,6 @@ static int ib_uverbs_ex_create_cq_cb(struct ib_uverbs_file *file,
}
int ib_uverbs_ex_create_cq(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
struct ib_udata *ucore,
struct ib_udata *uhw)
{
@@ -1146,7 +1160,7 @@ int ib_uverbs_ex_create_cq(struct ib_uverbs_file *file,
sizeof(resp.response_length)))
return -ENOSPC;
- obj = create_cq(file, ib_dev, ucore, uhw, &cmd,
+ obj = create_cq(file, ucore, uhw, &cmd,
min(ucore->inlen, sizeof(cmd)),
ib_uverbs_ex_create_cq_cb, NULL);
@@ -1154,7 +1168,6 @@ int ib_uverbs_ex_create_cq(struct ib_uverbs_file *file,
}
ssize_t ib_uverbs_resize_cq(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len)
{
@@ -1222,7 +1235,6 @@ static int copy_wc_to_user(struct ib_device *ib_dev, void __user *dest,
}
ssize_t ib_uverbs_poll_cq(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len)
{
@@ -1253,7 +1265,7 @@ ssize_t ib_uverbs_poll_cq(struct ib_uverbs_file *file,
if (!ret)
break;
- ret = copy_wc_to_user(ib_dev, data_ptr, &wc);
+ ret = copy_wc_to_user(cq->device, data_ptr, &wc);
if (ret)
goto out_put;
@@ -1274,7 +1286,6 @@ out_put:
}
ssize_t ib_uverbs_req_notify_cq(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len)
{
@@ -1297,7 +1308,6 @@ ssize_t ib_uverbs_req_notify_cq(struct ib_uverbs_file *file,
}
ssize_t ib_uverbs_destroy_cq(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len)
{
@@ -1350,11 +1360,13 @@ static int create_qp(struct ib_uverbs_file *file,
int ret;
struct ib_rwq_ind_table *ind_tbl = NULL;
bool has_sq = true;
+ struct ib_device *ib_dev;
if (cmd->qp_type == IB_QPT_RAW_PACKET && !capable(CAP_NET_RAW))
return -EPERM;
- obj = (struct ib_uqp_object *)uobj_alloc(UVERBS_OBJECT_QP, file);
+ obj = (struct ib_uqp_object *)uobj_alloc(UVERBS_OBJECT_QP, file,
+ &ib_dev);
if (IS_ERR(obj))
return PTR_ERR(obj);
obj->uxrcd = NULL;
@@ -1611,7 +1623,6 @@ static int ib_uverbs_create_qp_cb(struct ib_uverbs_file *file,
}
ssize_t ib_uverbs_create_qp(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len)
{
@@ -1672,7 +1683,6 @@ static int ib_uverbs_ex_create_qp_cb(struct ib_uverbs_file *file,
}
int ib_uverbs_ex_create_qp(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
struct ib_udata *ucore,
struct ib_udata *uhw)
{
@@ -1709,7 +1719,6 @@ int ib_uverbs_ex_create_qp(struct ib_uverbs_file *file,
}
ssize_t ib_uverbs_open_qp(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len, int out_len)
{
struct ib_uverbs_open_qp cmd;
@@ -1721,6 +1730,7 @@ ssize_t ib_uverbs_open_qp(struct ib_uverbs_file *file,
struct ib_qp *qp;
struct ib_qp_open_attr attr;
int ret;
+ struct ib_device *ib_dev;
if (out_len < sizeof resp)
return -ENOSPC;
@@ -1733,7 +1743,8 @@ ssize_t ib_uverbs_open_qp(struct ib_uverbs_file *file,
in_len - sizeof(cmd) - sizeof(struct ib_uverbs_cmd_hdr),
out_len - sizeof(resp));
- obj = (struct ib_uqp_object *)uobj_alloc(UVERBS_OBJECT_QP, file);
+ obj = (struct ib_uqp_object *)uobj_alloc(UVERBS_OBJECT_QP, file,
+ &ib_dev);
if (IS_ERR(obj))
return PTR_ERR(obj);
@@ -1815,7 +1826,6 @@ static void copy_ah_attr_to_uverbs(struct ib_uverbs_qp_dest *uverb_attr,
}
ssize_t ib_uverbs_query_qp(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len)
{
@@ -2018,7 +2028,6 @@ out:
}
ssize_t ib_uverbs_modify_qp(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len)
{
@@ -2045,7 +2054,6 @@ ssize_t ib_uverbs_modify_qp(struct ib_uverbs_file *file,
}
int ib_uverbs_ex_modify_qp(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
struct ib_udata *ucore,
struct ib_udata *uhw)
{
@@ -2081,7 +2089,6 @@ int ib_uverbs_ex_modify_qp(struct ib_uverbs_file *file,
}
ssize_t ib_uverbs_destroy_qp(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len)
{
@@ -2120,7 +2127,6 @@ static void *alloc_wr(size_t wr_size, __u32 num_sge)
}
ssize_t ib_uverbs_post_send(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len)
{
@@ -2401,7 +2407,6 @@ err:
}
ssize_t ib_uverbs_post_recv(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len)
{
@@ -2451,7 +2456,6 @@ out:
}
ssize_t ib_uverbs_post_srq_recv(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len)
{
@@ -2502,7 +2506,6 @@ out:
}
ssize_t ib_uverbs_create_ah(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len)
{
@@ -2514,6 +2517,7 @@ ssize_t ib_uverbs_create_ah(struct ib_uverbs_file *file,
struct rdma_ah_attr attr = {};
int ret;
struct ib_udata udata;
+ struct ib_device *ib_dev;
if (out_len < sizeof resp)
return -ENOSPC;
@@ -2521,18 +2525,20 @@ ssize_t ib_uverbs_create_ah(struct ib_uverbs_file *file,
if (copy_from_user(&cmd, buf, sizeof cmd))
return -EFAULT;
- if (!rdma_is_port_valid(ib_dev, cmd.attr.port_num))
- return -EINVAL;
-
ib_uverbs_init_udata(&udata, buf + sizeof(cmd),
u64_to_user_ptr(cmd.response) + sizeof(resp),
in_len - sizeof(cmd) - sizeof(struct ib_uverbs_cmd_hdr),
out_len - sizeof(resp));
- uobj = uobj_alloc(UVERBS_OBJECT_AH, file);
+ uobj = uobj_alloc(UVERBS_OBJECT_AH, file, &ib_dev);
if (IS_ERR(uobj))
return PTR_ERR(uobj);
+ if (!rdma_is_port_valid(ib_dev, cmd.attr.port_num)) {
+ ret = -EINVAL;
+ goto err;
+ }
+
pd = uobj_get_obj_read(pd, UVERBS_OBJECT_PD, cmd.pd_handle, file);
if (!pd) {
ret = -EINVAL;
@@ -2589,7 +2595,6 @@ err:
}
ssize_t ib_uverbs_destroy_ah(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len, int out_len)
{
struct ib_uverbs_destroy_ah cmd;
@@ -2602,7 +2607,6 @@ ssize_t ib_uverbs_destroy_ah(struct ib_uverbs_file *file,
}
ssize_t ib_uverbs_attach_mcast(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len)
{
@@ -2652,7 +2656,6 @@ out_put:
}
ssize_t ib_uverbs_detach_mcast(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len)
{
@@ -3021,7 +3024,6 @@ static int kern_spec_to_ib_spec(struct ib_uverbs_file *ufile,
}
int ib_uverbs_ex_create_wq(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
struct ib_udata *ucore,
struct ib_udata *uhw)
{
@@ -3035,6 +3037,7 @@ int ib_uverbs_ex_create_wq(struct ib_uverbs_file *file,
struct ib_wq_init_attr wq_init_attr = {};
size_t required_cmd_sz;
size_t required_resp_len;
+ struct ib_device *ib_dev;
required_cmd_sz = offsetof(typeof(cmd), max_sge) + sizeof(cmd.max_sge);
required_resp_len = offsetof(typeof(resp), wqn) + sizeof(resp.wqn);
@@ -3057,7 +3060,8 @@ int ib_uverbs_ex_create_wq(struct ib_uverbs_file *file,
if (cmd.comp_mask)
return -EOPNOTSUPP;
- obj = (struct ib_uwq_object *)uobj_alloc(UVERBS_OBJECT_WQ, file);
+ obj = (struct ib_uwq_object *)uobj_alloc(UVERBS_OBJECT_WQ, file,
+ &ib_dev);
if (IS_ERR(obj))
return PTR_ERR(obj);
@@ -3136,7 +3140,6 @@ err_uobj:
}
int ib_uverbs_ex_destroy_wq(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
struct ib_udata *ucore,
struct ib_udata *uhw)
{
@@ -3183,7 +3186,6 @@ int ib_uverbs_ex_destroy_wq(struct ib_uverbs_file *file,
}
int ib_uverbs_ex_modify_wq(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
struct ib_udata *ucore,
struct ib_udata *uhw)
{
@@ -3233,7 +3235,6 @@ out:
}
int ib_uverbs_ex_create_rwq_ind_table(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
struct ib_udata *ucore,
struct ib_udata *uhw)
{
@@ -3251,6 +3252,7 @@ int ib_uverbs_ex_create_rwq_ind_table(struct ib_uverbs_file *file,
u32 expected_in_size;
size_t required_cmd_sz_header;
size_t required_resp_len;
+ struct ib_device *ib_dev;
required_cmd_sz_header = offsetof(typeof(cmd), log_ind_tbl_size) + sizeof(cmd.log_ind_tbl_size);
required_resp_len = offsetof(typeof(resp), ind_tbl_num) + sizeof(resp.ind_tbl_num);
@@ -3316,7 +3318,7 @@ int ib_uverbs_ex_create_rwq_ind_table(struct ib_uverbs_file *file,
wqs[num_read_wqs] = wq;
}
- uobj = uobj_alloc(UVERBS_OBJECT_RWQ_IND_TBL, file);
+ uobj = uobj_alloc(UVERBS_OBJECT_RWQ_IND_TBL, file, &ib_dev);
if (IS_ERR(uobj)) {
err = PTR_ERR(uobj);
goto put_wqs;
@@ -3376,7 +3378,6 @@ err_free:
}
int ib_uverbs_ex_destroy_rwq_ind_table(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
struct ib_udata *ucore,
struct ib_udata *uhw)
{
@@ -3406,7 +3407,6 @@ int ib_uverbs_ex_destroy_rwq_ind_table(struct ib_uverbs_file *file,
}
int ib_uverbs_ex_create_flow(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
struct ib_udata *ucore,
struct ib_udata *uhw)
{
@@ -3423,6 +3423,7 @@ int ib_uverbs_ex_create_flow(struct ib_uverbs_file *file,
void *kern_spec;
void *ib_spec;
int i;
+ struct ib_device *ib_dev;
if (ucore->inlen < sizeof(cmd))
return -EINVAL;
@@ -3478,7 +3479,7 @@ int ib_uverbs_ex_create_flow(struct ib_uverbs_file *file,
kern_flow_attr = &cmd.flow_attr;
}
- uobj = uobj_alloc(UVERBS_OBJECT_FLOW, file);
+ uobj = uobj_alloc(UVERBS_OBJECT_FLOW, file, &ib_dev);
if (IS_ERR(uobj)) {
err = PTR_ERR(uobj);
goto err_free_attr;
@@ -3583,7 +3584,6 @@ err_free_attr:
}
int ib_uverbs_ex_destroy_flow(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
struct ib_udata *ucore,
struct ib_udata *uhw)
{
@@ -3605,7 +3605,6 @@ int ib_uverbs_ex_destroy_flow(struct ib_uverbs_file *file,
}
static int __uverbs_create_xsrq(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
struct ib_uverbs_create_xsrq *cmd,
struct ib_udata *udata)
{
@@ -3616,8 +3615,10 @@ static int __uverbs_create_xsrq(struct ib_uverbs_file *file,
struct ib_uobject *uninitialized_var(xrcd_uobj);
struct ib_srq_init_attr attr;
int ret;
+ struct ib_device *ib_dev;
- obj = (struct ib_usrq_object *)uobj_alloc(UVERBS_OBJECT_SRQ, file);
+ obj = (struct ib_usrq_object *)uobj_alloc(UVERBS_OBJECT_SRQ, file,
+ &ib_dev);
if (IS_ERR(obj))
return PTR_ERR(obj);
@@ -3740,7 +3741,6 @@ err:
}
ssize_t ib_uverbs_create_srq(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len)
{
@@ -3770,7 +3770,7 @@ ssize_t ib_uverbs_create_srq(struct ib_uverbs_file *file,
in_len - sizeof(cmd) - sizeof(struct ib_uverbs_cmd_hdr),
out_len - sizeof(resp));
- ret = __uverbs_create_xsrq(file, ib_dev, &xcmd, &udata);
+ ret = __uverbs_create_xsrq(file, &xcmd, &udata);
if (ret)
return ret;
@@ -3778,7 +3778,6 @@ ssize_t ib_uverbs_create_srq(struct ib_uverbs_file *file,
}
ssize_t ib_uverbs_create_xsrq(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len, int out_len)
{
struct ib_uverbs_create_xsrq cmd;
@@ -3797,7 +3796,7 @@ ssize_t ib_uverbs_create_xsrq(struct ib_uverbs_file *file,
in_len - sizeof(cmd) - sizeof(struct ib_uverbs_cmd_hdr),
out_len - sizeof(resp));
- ret = __uverbs_create_xsrq(file, ib_dev, &cmd, &udata);
+ ret = __uverbs_create_xsrq(file, &cmd, &udata);
if (ret)
return ret;
@@ -3805,7 +3804,6 @@ ssize_t ib_uverbs_create_xsrq(struct ib_uverbs_file *file,
}
ssize_t ib_uverbs_modify_srq(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len)
{
@@ -3836,7 +3834,6 @@ ssize_t ib_uverbs_modify_srq(struct ib_uverbs_file *file,
}
ssize_t ib_uverbs_query_srq(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf,
int in_len, int out_len)
{
@@ -3876,7 +3873,6 @@ ssize_t ib_uverbs_query_srq(struct ib_uverbs_file *file,
}
ssize_t ib_uverbs_destroy_srq(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len)
{
@@ -3905,15 +3901,21 @@ ssize_t ib_uverbs_destroy_srq(struct ib_uverbs_file *file,
}
int ib_uverbs_ex_query_device(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
struct ib_udata *ucore,
struct ib_udata *uhw)
{
struct ib_uverbs_ex_query_device_resp resp = { {0} };
struct ib_uverbs_ex_query_device cmd;
struct ib_device_attr attr = {0};
+ struct ib_ucontext *ucontext;
+ struct ib_device *ib_dev;
int err;
+ ucontext = ib_uverbs_get_ucontext(file);
+ if (IS_ERR(ucontext))
+ return PTR_ERR(ucontext);
+ ib_dev = ucontext->device;
+
if (!ib_dev->query_device)
return -EOPNOTSUPP;
@@ -3939,7 +3941,7 @@ int ib_uverbs_ex_query_device(struct ib_uverbs_file *file,
if (err)
return err;
- copy_query_dev_fields(file, ib_dev, &resp.base, &attr);
+ copy_query_dev_fields(ucontext, &resp.base, &attr);
if (ucore->outlen < resp.response_length + sizeof(resp.odp_caps))
goto end;
@@ -4026,7 +4028,6 @@ end:
}
int ib_uverbs_ex_modify_cq(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
struct ib_udata *ucore,
struct ib_udata *uhw)
{
diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c
index 34df04ed142b..a1e427b2c2a1 100644
--- a/drivers/infiniband/core/uverbs_main.c
+++ b/drivers/infiniband/core/uverbs_main.c
@@ -75,7 +75,6 @@ static struct class *uverbs_class;
static DECLARE_BITMAP(dev_map, IB_UVERBS_MAX_DEVICES);
static ssize_t (*uverbs_cmd_table[])(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
const char __user *buf, int in_len,
int out_len) = {
[IB_USER_VERBS_CMD_GET_CONTEXT] = ib_uverbs_get_context,
@@ -116,7 +115,6 @@ static ssize_t (*uverbs_cmd_table[])(struct ib_uverbs_file *file,
};
static int (*uverbs_ex_cmd_table[])(struct ib_uverbs_file *file,
- struct ib_device *ib_dev,
struct ib_udata *ucore,
struct ib_udata *uhw) = {
[IB_USER_VERBS_EX_CMD_CREATE_FLOW] = ib_uverbs_ex_create_flow,
@@ -774,7 +772,7 @@ static ssize_t ib_uverbs_write(struct file *filp, const char __user *buf,
buf += sizeof(hdr);
if (!extended) {
- ret = uverbs_cmd_table[command](file, ib_dev, buf,
+ ret = uverbs_cmd_table[command](file, buf,
hdr.in_words * 4,
hdr.out_words * 4);
} else {
@@ -793,7 +791,7 @@ static ssize_t ib_uverbs_write(struct file *filp, const char __user *buf,
ex_hdr.provider_in_words * 8,
ex_hdr.provider_out_words * 8);
- ret = uverbs_ex_cmd_table[command](file, ib_dev, &ucore, &uhw);
+ ret = uverbs_ex_cmd_table[command](file, &ucore, &uhw);
ret = (ret) ? : count;
}
diff --git a/include/rdma/uverbs_std_types.h b/include/rdma/uverbs_std_types.h
index 8c54e1439ba1..64ee2545dd3d 100644
--- a/include/rdma/uverbs_std_types.h
+++ b/include/rdma/uverbs_std_types.h
@@ -125,12 +125,18 @@ static inline void uobj_alloc_abort(struct ib_uobject *uobj)
}
static inline struct ib_uobject *__uobj_alloc(const struct uverbs_obj_type *type,
- struct ib_uverbs_file *ufile)
+ struct ib_uverbs_file *ufile,
+ struct ib_device **ib_dev)
{
- return rdma_alloc_begin_uobject(type, ufile);
+ struct ib_uobject *uobj = rdma_alloc_begin_uobject(type, ufile);
+
+ if (!IS_ERR(uobj))
+ *ib_dev = uobj->context->device;
+ return uobj;
}
-#define uobj_alloc(_type, _ufile) __uobj_alloc(uobj_get_type(_type), _ufile)
+#define uobj_alloc(_type, _ufile, _ib_dev) \
+ __uobj_alloc(uobj_get_type(_type), _ufile, _ib_dev)
#endif
generated by cgit v1.2.3 (git 2.39.0) at 2025-03-04 05:43:00 +0300