From: Heiko Carstens <hca@linux.ibm.com>
To: Christian Borntraeger <borntraeger@linux.ibm.com>
Cc: Arnd Bergmann <arnd@kernel.org>,
Alexander Gordeev <agordeev@linux.ibm.com>,
Gerald Schaefer <gerald.schaefer@linux.ibm.com>,
Vasily Gorbik <gor@linux.ibm.com>,
"T.J. Mercier" <tjmercier@google.com>,
Sumit Semwal <sumit.semwal@linaro.org>,
Maxime Ripard <mripard@kernel.org>, Andrew Davis <afd@ti.com>,
Arnd Bergmann <arnd@arndb.de>,
Sven Schnelle <svens@linux.ibm.com>,
Andrew Morton <akpm@linux-foundation.org>,
"Mike Rapoport (Microsoft)" <rppt@kernel.org>,
"David Hildenbrand (Arm)" <david@kernel.org>,
"Liam R. Howlett" <liam@infradead.org>,
Claudio Imbrenda <imbrenda@linux.ibm.com>,
linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/2] s390: export memory encryption helper functions
Date: Tue, 9 Jun 2026 15:33:05 +0200 [thread overview]
Message-ID: <20260609133305.9217D0a-hca@linux.ibm.com> (raw)
In-Reply-To: <7bb6c04b-ded9-47e3-9350-563344de9f80@linux.ibm.com>
On Tue, Jun 09, 2026 at 02:38:45PM +0200, Christian Borntraeger wrote:
> Am 26.05.26 um 12:20 schrieb Arnd Bergmann:
> > From: Arnd Bergmann <arnd@arndb.de>
> >
> > The set_memory_encrypted/set_memory_decrypted functions are exported
> > on x86 and arm64 but not on s390, which leads to a new build failure
> > because they are now used in a loadable module:
> >
> > ERROR: modpost: "set_memory_encrypted" [drivers/dma-buf/heaps/system_heap.ko] undefined!
> > ERROR: modpost: "set_memory_decrypted" [drivers/dma-buf/heaps/system_heap.ko] undefined!
> >
> > Export these the same way we do on the other architectures.
> >
> > Fixes: fd55edff8a0a ("dma-buf: heaps: system: Turn the heap into a module")
>
> This commit id was from an next tree? Seems to be no longer valid.
>
> > Signed-off-by: Arnd Bergmann <arnd@arndb.de>
>
> Acked-by: Christian Borntraeger <borntraeger@linux.ibm.com>
>
> @Alexander/vasily/Heiko, can you maybe queue that via the s390 fixes tree?
There is a lot of discussion ongoing for the similar powerpc
patch. Waiting for the end result.
https://lore.kernel.org/all/20260522225853.878411-1-tjmercier@google.com/
prev parent reply other threads:[~2026-06-09 13:33 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-26 10:20 [PATCH 1/2] s390: export memory encryption helper functions Arnd Bergmann
2026-05-26 10:20 ` [PATCH 2/2] powerpc: " Arnd Bergmann
2026-05-26 11:53 ` Christophe Leroy (CS GROUP)
2026-05-26 10:59 ` [PATCH 1/2] s390: " Claudio Imbrenda
2026-06-09 12:20 ` Uwe Kleine-König
2026-06-09 12:38 ` Christian Borntraeger
2026-06-09 13:33 ` Heiko Carstens [this message]
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