From: Christoph Hellwig <hch@infradead.org>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
Robin Murphy <robin.murphy@arm.com>,
Joerg Roedel <joro@8bytes.org>, Will Deacon <will@kernel.org>,
iommu@lists.linux.dev
Subject: Re: [RFC][PATCH] iommu/dma: Do not call swiotlb tracepoint when not defined
Date: Tue, 10 Jun 2025 20:26:42 -0700 [thread overview]
Message-ID: <aEj3cmuigHRMB5H6@infradead.org> (raw)
In-Reply-To: <20250610202457.5a599336@gandalf.local.home>
On Tue, Jun 10, 2025 at 08:24:57PM -0400, Steven Rostedt wrote:
> Hopefully someone else can make a proper patch. I will be pushing my work
> to linux-next during this cycle.
Just move the trace point into swiotlb_tbl_map_single.
Note that the current callers can't agree if they want to trace the
physical or dma address, so that'll force standardize that as well.
prev parent reply other threads:[~2025-06-11 3:26 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-11 0:24 [RFC][PATCH] iommu/dma: Do not call swiotlb tracepoint when not defined Steven Rostedt
2025-06-11 3:26 ` Christoph Hellwig [this message]
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