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IB/core: Expose ioctl interface through experimental Kconfig

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Add CONFIG_INFINIBAND_EXP_USER_ACCESS that enables the ioctl
interface. This interface is experimental and is subject to change.

Signed-off-by: Matan Barak <matanb@mellanox.com>
Reviewed-by: Yishai Hadas <yishaih@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Matan Barak
2017-08-03 16:07:07 +03:00
committed by Doug Ledford
parent 5242711294
commit 8eb19e8e7c
3 changed files with 17 additions and 0 deletions
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2
drivers/infiniband/core/uverbs.h
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@@ -219,6 +219,8 @@ int uverbs_dealloc_mw(struct ib_mw *mw);
void ib_uverbs_detach_umcast(struct ib_qp *qp,
struct ib_uqp_object *uobj);
long ib_uverbs_ioctl(struct file *filp, unsigned int cmd, unsigned long arg);
struct ib_uverbs_flow_spec {
union {
union {

6
drivers/infiniband/core/uverbs_main.c
View File

@@ -939,6 +939,9 @@ static const struct file_operations uverbs_fops = {
.open = ib_uverbs_open,
.release = ib_uverbs_close,
.llseek = no_llseek,
#if IS_ENABLED(CONFIG_INFINIBAND_EXP_USER_ACCESS)
.unlocked_ioctl = ib_uverbs_ioctl,
#endif
};
static const struct file_operations uverbs_mmap_fops = {
@@ -948,6 +951,9 @@ static const struct file_operations uverbs_mmap_fops = {
.open = ib_uverbs_open,
.release = ib_uverbs_close,
.llseek = no_llseek,
#if IS_ENABLED(CONFIG_INFINIBAND_EXP_USER_ACCESS)
.unlocked_ioctl = ib_uverbs_ioctl,
#endif
};
static struct ib_client uverbs_client = {