From: Jason Gunthorpe <jgg@nvidia.com>
To: Niklas Schnelle <schnelle@linux.ibm.com>
Cc: Leon Romanovsky <leon@kernel.org>, Arnd Bergmann <arnd@arndb.de>,
Catalin Marinas <catalin.marinas@arm.com>,
linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-rdma@vger.kernel.org, llvm@lists.linux.dev,
Michael Guralnik <michaelgur@mellanox.com>,
Nathan Chancellor <nathan@kernel.org>,
Nick Desaulniers <ndesaulniers@google.com>,
Will Deacon <will@kernel.org>, Gerd Bayer <gbayer@linux.ibm.com>
Subject: Re: [PATCH rdma-next 1/2] arm64/io: add memcpy_toio_64
Date: Mon, 27 Nov 2023 13:51:15 -0400 [thread overview]
Message-ID: <20231127175115.GC1165737@nvidia.com> (raw)
In-Reply-To: <637dcc4d69c380bd939dfdd1b14a5c82c2ddfaa4.camel@linux.ibm.com>
On Mon, Nov 27, 2023 at 06:43:11PM +0100, Niklas Schnelle wrote:
> Also it turns out the writeq() loop we had so far does not produce the
> needed 64 byte TLP on s390 either so this actually makes us newly pass
> this test.
Ooh, that is a significant problem - the userspace code won't be used
unless this test passes. So we need this on S390 to fix a bug as well
:\
Thanks,
Jason
WARNING: multiple messages have this Message-ID (diff)
From: Jason Gunthorpe <jgg@nvidia.com>
To: Niklas Schnelle <schnelle@linux.ibm.com>
Cc: Leon Romanovsky <leon@kernel.org>, Arnd Bergmann <arnd@arndb.de>,
Catalin Marinas <catalin.marinas@arm.com>,
linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-rdma@vger.kernel.org, llvm@lists.linux.dev,
Michael Guralnik <michaelgur@mellanox.com>,
Nathan Chancellor <nathan@kernel.org>,
Nick Desaulniers <ndesaulniers@google.com>,
Will Deacon <will@kernel.org>, Gerd Bayer <gbayer@linux.ibm.com>
Subject: Re: [PATCH rdma-next 1/2] arm64/io: add memcpy_toio_64
Date: Mon, 27 Nov 2023 13:51:15 -0400 [thread overview]
Message-ID: <20231127175115.GC1165737@nvidia.com> (raw)
In-Reply-To: <637dcc4d69c380bd939dfdd1b14a5c82c2ddfaa4.camel@linux.ibm.com>
On Mon, Nov 27, 2023 at 06:43:11PM +0100, Niklas Schnelle wrote:
> Also it turns out the writeq() loop we had so far does not produce the
> needed 64 byte TLP on s390 either so this actually makes us newly pass
> this test.
Ooh, that is a significant problem - the userspace code won't be used
unless this test passes. So we need this on S390 to fix a bug as well
:\
Thanks,
Jason
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next prev parent reply other threads:[~2023-11-27 17:51 UTC|newest]
Thread overview: 136+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-23 19:04 [PATCH rdma-next 0/2] Add and use memcpy_toio_64() Leon Romanovsky
2023-11-23 19:04 ` Leon Romanovsky
2023-11-23 19:04 ` [PATCH rdma-next 1/2] arm64/io: add memcpy_toio_64 Leon Romanovsky
2023-11-23 19:04 ` Leon Romanovsky
2023-11-24 10:16 ` Mark Rutland
2023-11-24 10:16 ` Mark Rutland
2023-11-24 12:23 ` Jason Gunthorpe
2023-11-24 12:23 ` Jason Gunthorpe
2023-11-27 12:42 ` Catalin Marinas
2023-11-27 12:42 ` Catalin Marinas
2023-11-27 13:45 ` Jason Gunthorpe
2023-11-27 13:45 ` Jason Gunthorpe
2023-12-04 17:31 ` Catalin Marinas
2023-12-04 17:31 ` Catalin Marinas
2023-12-04 18:23 ` Jason Gunthorpe
2023-12-04 18:23 ` Jason Gunthorpe
2023-12-05 17:21 ` Catalin Marinas
2023-12-05 17:21 ` Catalin Marinas
2023-12-05 17:51 ` Jason Gunthorpe
2023-12-05 17:51 ` Jason Gunthorpe
2023-12-05 19:34 ` Catalin Marinas
2023-12-05 19:34 ` Catalin Marinas
2023-12-05 19:51 ` Jason Gunthorpe
2023-12-05 19:51 ` Jason Gunthorpe
2023-12-06 11:09 ` Catalin Marinas
2023-12-06 11:09 ` Catalin Marinas
2023-12-06 12:59 ` Jason Gunthorpe
2023-12-06 12:59 ` Jason Gunthorpe
2024-01-16 18:51 ` Jason Gunthorpe
2024-01-16 18:51 ` Jason Gunthorpe
2024-01-17 12:30 ` Mark Rutland
2024-01-17 12:30 ` Mark Rutland
2024-01-17 12:36 ` Jason Gunthorpe
2024-01-17 12:36 ` Jason Gunthorpe
2024-01-17 12:41 ` Jason Gunthorpe
2024-01-17 12:41 ` Jason Gunthorpe
2024-01-17 13:29 ` Mark Rutland
2024-01-17 13:29 ` Mark Rutland
2024-01-23 20:38 ` Catalin Marinas
2024-01-23 20:38 ` Catalin Marinas
2024-01-24 1:27 ` Jason Gunthorpe
2024-01-24 1:27 ` Jason Gunthorpe
2024-01-24 8:26 ` Marc Zyngier
2024-01-24 8:26 ` Marc Zyngier
2024-01-24 13:06 ` Jason Gunthorpe
2024-01-24 13:06 ` Jason Gunthorpe
2024-01-24 13:32 ` Marc Zyngier
2024-01-24 13:32 ` Marc Zyngier
2024-01-24 15:52 ` Jason Gunthorpe
2024-01-24 15:52 ` Jason Gunthorpe
2024-01-24 17:54 ` Catalin Marinas
2024-01-24 17:54 ` Catalin Marinas
2024-01-25 1:29 ` Jason Gunthorpe
2024-01-25 1:29 ` Jason Gunthorpe
2024-01-26 16:15 ` Catalin Marinas
2024-01-26 16:15 ` Catalin Marinas
2024-01-26 17:09 ` Jason Gunthorpe
2024-01-26 17:09 ` Jason Gunthorpe
2024-01-24 11:38 ` Mark Rutland
2024-01-24 11:38 ` Mark Rutland
2024-01-24 12:40 ` Catalin Marinas
2024-01-24 12:40 ` Catalin Marinas
2024-01-24 13:27 ` Jason Gunthorpe
2024-01-24 13:27 ` Jason Gunthorpe
2024-01-24 17:22 ` Catalin Marinas
2024-01-24 17:22 ` Catalin Marinas
2024-01-24 19:26 ` Jason Gunthorpe
2024-01-24 19:26 ` Jason Gunthorpe
2024-01-25 17:43 ` Jason Gunthorpe
2024-01-25 17:43 ` Jason Gunthorpe
2024-01-26 14:56 ` Catalin Marinas
2024-01-26 14:56 ` Catalin Marinas
2024-01-26 15:24 ` Jason Gunthorpe
2024-01-26 15:24 ` Jason Gunthorpe
2024-01-17 14:07 ` Mark Rutland
2024-01-17 14:07 ` Mark Rutland
2024-01-17 15:28 ` Jason Gunthorpe
2024-01-17 15:28 ` Jason Gunthorpe
2024-01-17 16:05 ` Will Deacon
2024-01-17 16:05 ` Will Deacon
2024-01-18 16:18 ` Jason Gunthorpe
2024-01-18 16:18 ` Jason Gunthorpe
2024-01-24 11:31 ` Mark Rutland
2024-01-24 11:31 ` Mark Rutland
2023-11-24 12:58 ` Robin Murphy
2023-11-24 12:58 ` Robin Murphy
2023-11-24 13:45 ` Jason Gunthorpe
2023-11-24 13:45 ` Jason Gunthorpe
2023-11-24 15:32 ` Robin Murphy
2023-11-24 15:32 ` Robin Murphy
2023-11-24 14:10 ` Niklas Schnelle
2023-11-24 14:10 ` Niklas Schnelle
2023-11-24 14:20 ` Jason Gunthorpe
2023-11-24 14:20 ` Jason Gunthorpe
2023-11-24 14:48 ` Niklas Schnelle
2023-11-24 14:48 ` Niklas Schnelle
2023-11-24 14:53 ` Niklas Schnelle
2023-11-24 14:53 ` Niklas Schnelle
2023-11-24 14:55 ` Jason Gunthorpe
2023-11-24 14:55 ` Jason Gunthorpe
2023-11-24 15:59 ` Niklas Schnelle
2023-11-24 15:59 ` Niklas Schnelle
2023-11-24 16:06 ` Jason Gunthorpe
2023-11-24 16:06 ` Jason Gunthorpe
2023-11-27 17:43 ` Niklas Schnelle
2023-11-27 17:43 ` Niklas Schnelle
2023-11-27 17:51 ` Jason Gunthorpe [this message]
2023-11-27 17:51 ` Jason Gunthorpe
2023-11-28 16:28 ` Niklas Schnelle
2023-11-28 16:28 ` Niklas Schnelle
2024-01-16 17:33 ` Jason Gunthorpe
2024-01-16 17:33 ` Jason Gunthorpe
2024-01-17 13:20 ` Niklas Schnelle
2024-01-17 13:20 ` Niklas Schnelle
2024-01-17 13:26 ` Jason Gunthorpe
2024-01-17 13:26 ` Jason Gunthorpe
2024-01-17 17:55 ` Jason Gunthorpe
2024-01-17 17:55 ` Jason Gunthorpe
2024-01-18 13:46 ` Niklas Schnelle
2024-01-18 13:46 ` Niklas Schnelle
2024-01-18 14:00 ` Jason Gunthorpe
2024-01-18 14:00 ` Jason Gunthorpe
2024-01-18 15:59 ` Niklas Schnelle
2024-01-18 15:59 ` Niklas Schnelle
2024-01-18 16:21 ` Jason Gunthorpe
2024-01-18 16:21 ` Jason Gunthorpe
2024-01-18 16:25 ` Niklas Schnelle
2024-01-18 16:25 ` Niklas Schnelle
2024-01-19 11:52 ` Niklas Schnelle
2024-01-19 11:52 ` Niklas Schnelle
2024-02-16 12:09 ` Niklas Schnelle
2024-02-16 12:09 ` Niklas Schnelle
2024-02-16 12:39 ` Jason Gunthorpe
2024-02-16 12:39 ` Jason Gunthorpe
2023-11-23 19:04 ` [PATCH rdma-next 2/2] IB/mlx5: Use memcpy_toio_64() for write combining stores Leon Romanovsky
2023-11-23 19:04 ` Leon Romanovsky
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