Kernel/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-12-28 16:56:26 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

RDMA/core: Add device ufile cleanup operation

Browse Source 
Add a driver operation to allow preemptive cleanup of ufile HW resources
before the standard ufile cleanup flow begins. Thus, expediting the
final cleanup phase which leads to fast teardown overall.

This allows the use of driver specific clean up procedures to make the
cleanup process more efficient.

Signed-off-by: Patrisious Haddad <phaddad@nvidia.com>
Link: https://patch.msgid.link/cabe00d75132b5732cb515944e3c500a01fb0b4a.1730373303.git.leon@kernel.org
Signed-off-by: Leon Romanovsky <leon@kernel.org>
This commit is contained in:
Patrisious Haddad 2024-10-31 13:22:51 +02:00 committed by Leon Romanovsky
parent 0bd2c61df9
commit dc6be4418a
3 changed files with 13 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/infiniband/core/device.c
View File

@ -2759,6 +2759,7 @@ void ib_set_device_ops(struct ib_device *dev, const struct ib_device_ops *ops)
SET_DEVICE_OP(dev_ops, resize_cq);
SET_DEVICE_OP(dev_ops, set_vf_guid);
SET_DEVICE_OP(dev_ops, set_vf_link_state);
SET_DEVICE_OP(dev_ops, ufile_hw_cleanup);
SET_OBJ_SIZE(dev_ops, ib_ah);
SET_OBJ_SIZE(dev_ops, ib_counters);

7
drivers/infiniband/core/rdma_core.c
View File

@ -880,9 +880,14 @@ static void ufile_destroy_ucontext(struct ib_uverbs_file *ufile,
static int __uverbs_cleanup_ufile(struct ib_uverbs_file *ufile,
enum rdma_remove_reason reason)
{
struct uverbs_attr_bundle attrs = { .ufile = ufile };
struct ib_ucontext *ucontext = ufile->ucontext;
struct ib_device *ib_dev = ucontext->device;
struct ib_uobject *obj, *next_obj;
int ret = -EINVAL;
struct uverbs_attr_bundle attrs = { .ufile = ufile };
if (ib_dev->ops.ufile_hw_cleanup)
ib_dev->ops.ufile_hw_cleanup(ufile);
/*
* This shouldn't run while executing other commands on this

6
include/rdma/ib_verbs.h
View File

@ -2675,6 +2675,12 @@ struct ib_device_ops {
*/
void (*del_sub_dev)(struct ib_device *sub_dev);
/**
* ufile_cleanup - Attempt to cleanup ubojects HW resources inside
* the ufile.
*/
void (*ufile_hw_cleanup)(struct ib_uverbs_file *ufile);
DECLARE_RDMA_OBJ_SIZE(ib_ah);
DECLARE_RDMA_OBJ_SIZE(ib_counters);
DECLARE_RDMA_OBJ_SIZE(ib_cq);