Commit 72065330 authored by Zhu Yanjun's avatar Zhu Yanjun Committed by Greg Kroah-Hartman
Browse files

RDMA/rxe: Fix the warning "__rxe_cleanup+0x12c/0x170 [rdma_rxe]"



[ Upstream commit edc4ef0e ]

The Call Trace is as below:
"
  <TASK>
  ? show_regs.cold+0x1a/0x1f
  ? __rxe_cleanup+0x12c/0x170 [rdma_rxe]
  ? __warn+0x84/0xd0
  ? __rxe_cleanup+0x12c/0x170 [rdma_rxe]
  ? report_bug+0x105/0x180
  ? handle_bug+0x46/0x80
  ? exc_invalid_op+0x19/0x70
  ? asm_exc_invalid_op+0x1b/0x20
  ? __rxe_cleanup+0x12c/0x170 [rdma_rxe]
  ? __rxe_cleanup+0x124/0x170 [rdma_rxe]
  rxe_destroy_qp.cold+0x24/0x29 [rdma_rxe]
  ib_destroy_qp_user+0x118/0x190 [ib_core]
  rdma_destroy_qp.cold+0x43/0x5e [rdma_cm]
  rtrs_cq_qp_destroy.cold+0x1d/0x2b [rtrs_core]
  rtrs_srv_close_work.cold+0x1b/0x31 [rtrs_server]
  process_one_work+0x21d/0x3f0
  worker_thread+0x4a/0x3c0
  ? process_one_work+0x3f0/0x3f0
  kthread+0xf0/0x120
  ? kthread_complete_and_exit+0x20/0x20
  ret_from_fork+0x22/0x30
  </TASK>
"
When too many rdma resources are allocated, rxe needs more time to
handle these rdma resources. Sometimes with the current timeout, rxe
can not release the rdma resources correctly.

Compared with other rdma drivers, a bigger timeout is used.

Fixes: 215d0a75 ("RDMA/rxe: Stop lookup of partially built objects")
Signed-off-by: default avatarZhu Yanjun <yanjun.zhu@linux.dev>
Link: https://patch.msgid.link/20250110160927.55014-1-yanjun.zhu@linux.dev


Tested-by: default avatarJoe Klein <joe.klein812@gmail.com>
Signed-off-by: default avatarLeon Romanovsky <leon@kernel.org>
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent e28b030a
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