From: patchwork-bot+netdevbpf@kernel.org
To: Ivan Vecera <ivecera@redhat.com>
Cc: netdev@vger.kernel.org, epomozov@marvell.com,
irusskikh@marvell.com, davem@davemloft.net, edumazet@google.com,
kuba@kernel.org, pabeni@redhat.com, richardcochran@gmail.com,
dmitry.bezrukov@aquantia.com, sergey.samoilenko@aquantia.com,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH net] net: atlantic: Fix DMA mapping for PTP hwts ring
Date: Sat, 03 Feb 2024 04:50:27 +0000 [thread overview]
Message-ID: <170693582785.20949.4926544018376508267.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20240201094752.883026-1-ivecera@redhat.com>
Hello:
This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@kernel.org>:
On Thu, 1 Feb 2024 10:47:51 +0100 you wrote:
> Function aq_ring_hwts_rx_alloc() maps extra AQ_CFG_RXDS_DEF bytes
> for PTP HWTS ring but then generic aq_ring_free() does not take this
> into account.
> Create and use a specific function to free HWTS ring to fix this
> issue.
>
> Trace:
> [ 215.351607] ------------[ cut here ]------------
> [ 215.351612] DMA-API: atlantic 0000:4b:00.0: device driver frees DMA memory with different size [device address=0x00000000fbdd0000] [map size=34816 bytes] [unmap size=32768 bytes]
> [ 215.351635] WARNING: CPU: 33 PID: 10759 at kernel/dma/debug.c:988 check_unmap+0xa6f/0x2360
> ...
> [ 215.581176] Call Trace:
> [ 215.583632] <TASK>
> [ 215.585745] ? show_trace_log_lvl+0x1c4/0x2df
> [ 215.590114] ? show_trace_log_lvl+0x1c4/0x2df
> [ 215.594497] ? debug_dma_free_coherent+0x196/0x210
> [ 215.599305] ? check_unmap+0xa6f/0x2360
> [ 215.603147] ? __warn+0xca/0x1d0
> [ 215.606391] ? check_unmap+0xa6f/0x2360
> [ 215.610237] ? report_bug+0x1ef/0x370
> [ 215.613921] ? handle_bug+0x3c/0x70
> [ 215.617423] ? exc_invalid_op+0x14/0x50
> [ 215.621269] ? asm_exc_invalid_op+0x16/0x20
> [ 215.625480] ? check_unmap+0xa6f/0x2360
> [ 215.629331] ? mark_lock.part.0+0xca/0xa40
> [ 215.633445] debug_dma_free_coherent+0x196/0x210
> [ 215.638079] ? __pfx_debug_dma_free_coherent+0x10/0x10
> [ 215.643242] ? slab_free_freelist_hook+0x11d/0x1d0
> [ 215.648060] dma_free_attrs+0x6d/0x130
> [ 215.651834] aq_ring_free+0x193/0x290 [atlantic]
> [ 215.656487] aq_ptp_ring_free+0x67/0x110 [atlantic]
> ...
> [ 216.127540] ---[ end trace 6467e5964dd2640b ]---
> [ 216.132160] DMA-API: Mapped at:
> [ 216.132162] debug_dma_alloc_coherent+0x66/0x2f0
> [ 216.132165] dma_alloc_attrs+0xf5/0x1b0
> [ 216.132168] aq_ring_hwts_rx_alloc+0x150/0x1f0 [atlantic]
> [ 216.132193] aq_ptp_ring_alloc+0x1bb/0x540 [atlantic]
> [ 216.132213] aq_nic_init+0x4a1/0x760 [atlantic]
>
> [...]
Here is the summary with links:
- [net] net: atlantic: Fix DMA mapping for PTP hwts ring
https://git.kernel.org/netdev/net/c/2e7d3b67630d
You are awesome, thank you!
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prev parent reply other threads:[~2024-02-03 4:50 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-01 9:47 [PATCH net] net: atlantic: Fix DMA mapping for PTP hwts ring Ivan Vecera
2024-02-01 12:39 ` Jiri Pirko
2024-02-03 4:50 ` patchwork-bot+netdevbpf [this message]
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