mlx5_core: Fix possible race between mr tree insert/delete

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In mlx5_core_destroy_mkey(), we must first remove the mr from the
radix tree and then destroy it.  Otherwise we might hit a race if the
key was reallocated and we attempted to insert it to the radix tree.

Also handle radix tree insert/delete failures.

Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Reviewed-by: Eli Cohen <elic@dev.mellanox.co.il>
Signed-off-by: Roland Dreier <roland@purestorage.com>

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Sagi Grimberg 2014-06-08 10:00:59 +03:00 • committed by Roland Dreier

parent a497c3ba1d

commit 6ef07a9f36

1 changed files with 15 additions and 4 deletions

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drivers/net/ethernet/mellanox/mlx5/core/mr.c

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