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RDMA/umem: don't abuse current->group_leader

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Cleanup and preparation to simplify the next changes.

Use current->tgid instead of current->group_leader->pid.

Link: https://lkml.kernel.org/r/aXY_2JIhCeGAYC0r@redhat.com
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Acked-by: Leon Romanovsky <leon@kernel.org>
Cc: Alice Ryhl <aliceryhl@google.com>
Cc: Boris Brezillon <boris.brezillon@collabora.com>
Cc: Christan König <christian.koenig@amd.com>
Cc: David S. Miller <davem@davemloft.net>
Cc: Eric Dumazet <edumazet@google.com>
Cc: Felix Kuehling <felix.kuehling@amd.com>
Cc: Jakub Kicinski <kuba@kernel.org>
Cc: Paolo Abeni <pabeni@redhat.com>
Cc: Simon Horman <horms@kernel.org>
Cc: Steven Price <steven.price@arm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Oleg Nesterov 2026-01-25 17:07:52 +01:00 • committed by Andrew Morton
parent 05f8f36d0b
commit 6fd390e2bc
1 changed files with 2 additions and 2 deletions
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4
drivers/infiniband/core/umem_odp.c
View file

@ -149,7 +149,7 @@ struct ib_umem_odp *ib_umem_odp_alloc_implicit(struct ib_device *device,
umem->owning_mm = current->mm;
umem_odp->page_shift = PAGE_SHIFT;
umem_odp->tgid = get_task_pid(current->group_leader, PIDTYPE_PID);
umem_odp->tgid = get_task_pid(current, PIDTYPE_TGID);
ib_init_umem_implicit_odp(umem_odp);
return umem_odp;
}
@ -258,7 +258,7 @@ struct ib_umem_odp *ib_umem_odp_get(struct ib_device *device,
umem_odp->page_shift = HPAGE_SHIFT;
#endif
umem_odp->tgid = get_task_pid(current->group_leader, PIDTYPE_PID);
umem_odp->tgid = get_task_pid(current, PIDTYPE_TGID);
ret = ib_init_umem_odp(umem_odp, ops);
if (ret)
goto err_put_pid;