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| author | Sagi Grimberg <sagi@grimberg.me> | 2017-02-27 21:16:33 +0300 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2017-03-25 05:31:19 +0300 |
| commit | ea174c9573b0e0c8bc1a7a90fe9360ccb7aa9cbb (patch) | |
| tree | 7819bc75f9c2e729d6520a91872e17a9bc3defd3 /drivers/infiniband/ulp/iser/iscsi_iser.h | |
| parent | b7363e67b23e04c23c2a99437feefac7292a88bc (diff) | |
| download | linux-ea174c9573b0e0c8bc1a7a90fe9360ccb7aa9cbb.tar.xz | |
RDMA/iser: Fix possible mr leak on device removal event
When the rdma device is removed, we must cleanup all
the rdma resources within the DEVICE_REMOVAL event
handler to let the device teardown gracefully. When
this happens with live I/O, some memory regions are
occupied. Thus, track them too and dereg all the mr's.
We are safe with mr access by iscsi_iser_cleanup_task.
Reported-by: Raju Rangoju <rajur@chelsio.com>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Max Gurtovoy <maxg@mellanox.com>
Reviewed-by: Max Gurtovoy <maxg@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/ulp/iser/iscsi_iser.h')
| -rw-r--r-- | drivers/infiniband/ulp/iser/iscsi_iser.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/infiniband/ulp/iser/iscsi_iser.h b/drivers/infiniband/ulp/iser/iscsi_iser.h index 9d0b22ad58c1..c1ae4aeae2f9 100644 --- a/drivers/infiniband/ulp/iser/iscsi_iser.h +++ b/drivers/infiniband/ulp/iser/iscsi_iser.h @@ -430,6 +430,7 @@ struct iser_fr_desc { struct list_head list; struct iser_reg_resources rsc; struct iser_pi_context *pi_ctx; + struct list_head all_list; }; /** @@ -443,6 +444,7 @@ struct iser_fr_pool { struct list_head list; spinlock_t lock; int size; + struct list_head all_list; }; /** |