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From: Lukas Wunner <lukas@wunner.de>
To: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: dri-devel@lists.freedesktop.org, intel-xe@lists.freedesktop.org,
	Dave Airlie <airlied@gmail.com>,
	Joonas Lahtinen <joonas.lahtinen@linux.intel.com>,
	Simona Vetter <simona.vetter@ffwll.ch>,
	Hawking Zhang <Hawking.Zhang@amd.com>,
	Alex Deucher <alexander.deucher@amd.com>,
	Zack McKevitt <zachary.mckevitt@oss.qualcomm.com>,
	Aravind Iddamsetty <aravind.iddamsetty@linux.intel.com>,
	netdev@vger.kernel.org, "David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Simon Horman <horms@kernel.org>
Subject: Re: DRM_RAS for CPER Error logging?!
Date: Fri, 31 Oct 2025 06:38:57 +0100	[thread overview]
Message-ID: <aQRLccLXfgfoWaIP@wunner.de> (raw)
In-Reply-To: <aQN6dqFdrXxLKWlI@intel.com>

On Thu, Oct 30, 2025 at 10:47:18AM -0400, Rodrigo Vivi wrote:
> On Tue, Oct 28, 2025 at 03:13:15PM -0400, Rodrigo Vivi wrote:
> > On Mon, Sep 29, 2025 at 05:44:12PM -0400, Rodrigo Vivi wrote:
> > 
> > Hey Dave, Sima, AMD folks, Qualcomm folks,
> 
> + Netlink list and maintainers to get some feedback on the netlink usage
> proposed here.
> 
> Specially to check if there's any concern with CPER blob going through
> netlink or if there's any size limitation or concern.

How large are those blobs?  If the netlink message exceeds PAGE_SIZE
because of the CPER blob, a workaround might be to attach it to the
skb as fragments with skb_add_rx_frag().

Thanks,

Lukas

  parent reply	other threads:[~2025-10-31  5:54 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-09-29 21:44 [PATCH 0/2] Introduce DRM_RAS using generic netlink for RAS Rodrigo Vivi
2025-09-29 21:44 ` [PATCH 1/2] drm/ras: Introduce the DRM RAS infrastructure over generic netlink Rodrigo Vivi
2025-10-31  1:32   ` Jakub Kicinski
2025-11-06 13:30     ` Rodrigo Vivi
2025-11-06 14:58       ` Jakub Kicinski
2025-09-29 21:44 ` [PATCH 2/2] drm/xe: Introduce the usage of drm_ras with supported HW errors Rodrigo Vivi
2025-09-30  2:07   ` kernel test robot
2025-09-29 21:49 ` ✗ CI.checkpatch: warning for Introduce DRM_RAS using generic netlink for RAS Patchwork
2025-09-29 21:50 ` ✗ CI.KUnit: failure " Patchwork
2025-10-02 20:38 ` [PATCH 0/2] " Zack McKevitt
2025-10-28 19:14   ` Rodrigo Vivi
2025-11-06 13:42   ` Rodrigo Vivi
2025-11-07 20:20     ` Zack McKevitt
2025-11-08  3:01       ` Rodrigo Vivi
2025-12-09 21:40       ` Rodrigo Vivi
2025-10-28 19:13 ` DRM_RAS for CPER Error logging?! Rodrigo Vivi
2025-10-29  2:00   ` Zhang, Hawking
2025-11-06 13:16     ` Rodrigo Vivi
2025-11-10  3:34       ` Dave Airlie
2025-11-10  5:13         ` John Hubbard
2025-11-10 20:35         ` Rodrigo Vivi
2025-11-17 14:39         ` Jason Gunthorpe
2025-10-30 14:47   ` Rodrigo Vivi
2025-10-30 15:37     ` DRM_RAS (netlink genl family) " Rodrigo Vivi
2025-10-31  5:38     ` Lukas Wunner [this message]
2025-11-06 13:08       ` DRM_RAS " Rodrigo Vivi

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