From: Leon Romanovsky <leon@kernel.org>
To: jgg@ziepe.ca, Prathamesh Deshpande <prathameshdeshpande7@gmail.com>
Cc: michaelgur@nvidia.com, linux-rdma@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] RDMA/mlx5: Fix UMR XLT cleanup on ODP populate failure
Date: Mon, 11 May 2026 06:02:09 -0400 [thread overview]
Message-ID: <177849372983.2263318.7427571852742031816.b4-ty@kernel.org> (raw)
In-Reply-To: <20260426132356.22264-1-prathameshdeshpande7@gmail.com>
On Sun, 26 Apr 2026 14:23:41 +0100, Prathamesh Deshpande wrote:
> mlx5r_umr_update_xlt() allocates and DMA maps an XLT buffer with
> mlx5r_umr_create_xlt(). The buffer is released by the common cleanup path
> through mlx5r_umr_unmap_free_xlt().
>
> After mlx5_odp_populate_xlt() became fallible, its error path returned
> directly and skipped that cleanup. This leaks the XLT DMA mapping and
> buffer. If the emergency XLT page was used, it also leaves
> xlt_emergency_page_mutex locked.
>
> [...]
Applied, thanks!
[1/1] RDMA/mlx5: Fix UMR XLT cleanup on ODP populate failure
https://git.kernel.org/rdma/rdma/c/40d05a2e003357
Best regards,
--
Leon Romanovsky <leon@kernel.org>
prev parent reply other threads:[~2026-05-11 10:02 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-26 13:23 Prathamesh Deshpande
2026-05-11 10:02 ` Leon Romanovsky [this message]
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