From: Heiko Carstens <hca@linux.ibm.com>
To: Jason Gunthorpe <jgg@nvidia.com>
Cc: Alexander Gordeev <agordeev@linux.ibm.com>,
Christian Borntraeger <borntraeger@linux.ibm.com>,
Gerald Schaefer <gerald.schaefer@linux.ibm.com>,
Vasily Gorbik <gor@linux.ibm.com>,
linux-s390@vger.kernel.org, Sven Schnelle <svens@linux.ibm.com>,
Jan Glauber <jang@linux.vnet.ibm.com>,
patches@lists.linux.dev, Niklas Schnelle <schnelle@linux.ibm.com>,
Martin Schwidefsky <schwidefsky@de.ibm.com>
Subject: Re: [PATCH rc] s390: Use the correct count for __iowrite64_copy()
Date: Tue, 20 Feb 2024 14:09:39 +0100 [thread overview]
Message-ID: <20240220130939.8115-B-hca@linux.ibm.com> (raw)
In-Reply-To: <0-v1-9223d11a7662+1d7785-s390_iowrite64_jgg@nvidia.com>
On Fri, Feb 16, 2024 at 08:48:14PM -0400, Jason Gunthorpe wrote:
> The signature for __iowrite64_copy() requires the number of 64 bit
> quantities, not bytes. Multiple by 8 to get to a byte length before
> invoking zpci_memcpy_toio()
>
> Fixes: 87bc359b9822 ("s390/pci: speed up __iowrite64_copy by using pci store block insn")
> Acked-by: Niklas Schnelle <schnelle@linux.ibm.com>
> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
> ---
> arch/s390/pci/pci.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
Applied, thanks!
prev parent reply other threads:[~2024-02-20 13:09 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-17 0:48 [PATCH rc] s390: Use the correct count for __iowrite64_copy() Jason Gunthorpe
2024-02-19 10:08 ` Heiko Carstens
2024-02-20 12:22 ` Niklas Schnelle
2024-02-20 13:03 ` Jason Gunthorpe
2024-02-20 13:09 ` Heiko Carstens [this message]
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