From: Christoph Hellwig <hch@lst.de>
To: Jan Beulich <jbeulich@suse.com>
Cc: Roman Skakun <rm.skakun@gmail.com>,
linux-doc@vger.kernel.org, Peter Zijlstra <peterz@infradead.org>,
Viresh Kumar <viresh.kumar@linaro.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Paul Mackerras <paulus@samba.org>, Will Deacon <will@kernel.org>,
Boris Ostrovsky <boris.ostrovsky@oracle.com>,
Marek Szyprowski <m.szyprowski@samsung.com>,
Stefano Stabellini <sstabellini@kernel.org>,
Jonathan Corbet <corbet@lwn.net>, Christoph Hellwig <hch@lst.de>,
xen-devel@lists.xenproject.org,
"Paul E. McKenney" <paulmck@kernel.org>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Muchun Song <songmuchun@bytedance.com>,
Thomas Gleixner <tglx@linutronix.de>,
Juergen Gross <jgross@suse.com>,
Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
Andrii Anisov <andrii_anisov@epam.com>,
linuxppc-dev@lists.ozlabs.org,
Randy Dunlap <rdunlap@infradead.org>,
linux-mips@vger.kernel.org,
iommu <iommu@lists.linux-foundation.org>,
Roman Skakun <roman_skakun@epam.com>,
Andrew Morton <akpm@linux-foundation.org>,
Lu Baolu <baolu.lu@linux.intel.com>,
Robin Murphy <robin.murphy@arm.com>,
Mike Rapoport <rppt@kernel.org>,
"Maciej W. Rozycki" <macro@orcam.me.uk>
Subject: Re: [PATCH] swiotlb: set IO TLB segment size via cmdline
Date: Wed, 15 Sep 2021 15:53:21 +0200 [thread overview]
Message-ID: <20210915135321.GA15216@lst.de> (raw)
In-Reply-To: <84ef7ff7-2c9c-113a-4a2c-cef54a6ded51@suse.com>
On Wed, Sep 15, 2021 at 03:49:52PM +0200, Jan Beulich wrote:
> But the question remains: Why does the framebuffer need to be mapped
> in a single giant chunk?
More importantly: if you use dynamic dma mappings for your framebuffer
you're doing something wrong.
next prev parent reply other threads:[~2021-09-15 13:53 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-14 15:10 [PATCH] swiotlb: set IO TLB segment size via cmdline Roman Skakun
2021-09-14 15:29 ` Jan Beulich
2021-09-14 15:30 ` Christoph Hellwig
2021-09-15 1:51 ` Stefano Stabellini
2021-09-16 9:40 ` Roman Skakun
2021-09-15 13:37 ` Roman Skakun
2021-09-15 13:49 ` Jan Beulich
2021-09-15 13:53 ` Christoph Hellwig [this message]
2021-09-17 9:36 ` Roman Skakun
2021-09-17 9:44 ` Robin Murphy
2021-09-21 15:20 ` Roman Skakun
2021-09-17 9:52 ` Jan Beulich
2021-09-17 10:53 ` Roman Skakun
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