From: Leon Romanovsky <leon@kernel.org>
To: Magnus Lindholm <linmag7@gmail.com>
Cc: Jason Gunthorpe <jgg@nvidia.com>,
Marek Szyprowski <m.szyprowski@samsung.com>,
Andreas Larsson <andreas@gaisler.com>,
Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
"David S. Miller" <davem@davemloft.net>,
Geoff Levand <geoff@infradead.org>, Helge Deller <deller@gmx.de>,
Ingo Molnar <mingo@redhat.com>,
iommu@lists.linux.dev,
"James E.J. Bottomley" <James.Bottomley@hansenpartnership.com>,
Jason Wang <jasowang@redhat.com>, Juergen Gross <jgross@suse.com>,
linux-alpha@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-mips@vger.kernel.org, linux-parisc@vger.kernel.org,
linuxppc-dev@lists.ozlabs.org,
Madhavan Srinivasan <maddy@linux.ibm.com>,
Matt Turner <mattst88@gmail.com>,
Michael Ellerman <mpe@ellerman.id.au>,
"Michael S. Tsirkin" <mst@redhat.com>,
Richard Henderson <richard.henderson@linaro.org>,
sparclinux@vger.kernel.org,
Stefano Stabellini <sstabellini@kernel.org>,
Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
Thomas Gleixner <tglx@linutronix.de>,
virtualization@lists.linux.dev, x86@kernel.org,
xen-devel@lists.xenproject.org
Subject: Re: [PATCH 1/9] alpha: Convert mapping routine to rely on physical address
Date: Sun, 28 Sep 2025 14:58:38 +0300 [thread overview]
Message-ID: <20250928115838.GF12165@unreal> (raw)
In-Reply-To: <CA+=Fv5Rnk5RaGU9R_65izNOJOns9w_eEzetH9kBF_MaRgdhLAA@mail.gmail.com>
On Sun, Sep 28, 2025 at 01:27:12PM +0200, Magnus Lindholm wrote:
> > Thanks for the effort.
> >
> > Can you please check the following change instead of reverting the patches?
> >
>
> No problem, happy to assist. I think this did the trick! preliminary
> testing shows
> that this now works on alpha! I guess the offset information in paddr was lost
> by doing "paddr &= PAGE_MASK" before retrieving the offset, well spotted!
>
> I'll keep running the system with some load to make sure there is nothing else
> we haven't spotted yet, but so far so good. I'll keep you posted.
>
> Will you be putting out a v2 of this patchset with these updates?
Yes, will try to send today.
Thanks again for your help.
>
> Regards
>
> Magnus Lindholm
next prev parent reply other threads:[~2025-09-28 11:58 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-18 18:45 [PATCH 0/9] Remove DMA .map_page and .unmap_page callbacks Leon Romanovsky
2025-09-18 18:45 ` [PATCH 1/9] alpha: Convert mapping routine to rely on physical address Leon Romanovsky
2025-09-22 21:04 ` Magnus Lindholm
2025-09-23 17:18 ` Leon Romanovsky
2025-09-23 19:34 ` Magnus Lindholm
2025-09-23 23:53 ` Jason Gunthorpe
2025-09-24 7:32 ` Magnus Lindholm
2025-09-27 19:20 ` Magnus Lindholm
2025-09-28 10:23 ` Magnus Lindholm
2025-09-28 10:54 ` Leon Romanovsky
2025-09-28 11:27 ` Magnus Lindholm
2025-09-28 11:58 ` Leon Romanovsky [this message]
2025-09-18 18:45 ` [PATCH 2/9] MIPS/jazzdma: Provide physical address directly Leon Romanovsky
2025-09-18 18:45 ` [PATCH 3/9] parisc: Convert DMA map_page to map_phys interface Leon Romanovsky
2025-09-18 18:45 ` [PATCH 4/9] powerpc: Convert to physical address DMA mapping Leon Romanovsky
2025-09-18 18:45 ` [PATCH 5/9] sparc64: Use " Leon Romanovsky
2025-09-18 18:45 ` [PATCH 6/9] x86: Use physical address for " Leon Romanovsky
2025-09-18 18:45 ` [PATCH 7/9] vdpa: Convert to physical address " Leon Romanovsky
2025-09-18 18:45 ` [PATCH 8/9] xen: swiotlb: Convert mapping routine to rely on physical address Leon Romanovsky
2025-09-18 18:45 ` [PATCH 9/9] dma-mapping: remove unused map_page callback Leon Romanovsky
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