From: Christoph Hellwig <hch@infradead.org>
To: Fenghua Yu <fenghua.yu@intel.com>
Cc: Jean-Philippe Brucker <jean-philippe@linaro.org>,
Tony Luck <tony.luck@intel.com>,
Dave Jiang <dave.jiang@intel.com>,
Ashok Raj <ashok.raj@intel.com>,
Ravi V Shankar <ravi.v.shankar@intel.com>,
Peter Zijlstra <peterz@infradead.org>, x86 <x86@kernel.org>,
linux-kernel <linux-kernel@vger.kernel.org>,
Dave Hansen <dave.hansen@intel.com>,
iommu@lists.linux-foundation.org, Ingo Molnar <mingo@redhat.com>,
Borislav Petkov <bp@alien8.de>,
Jacob Jun Pan <jacob.jun.pan@intel.com>,
H Peter Anvin <hpa@zytor.com>,
Christoph Hellwig <hch@infradeed.org>,
Thomas Gleixner <tglx@linutronix.de>,
David Woodhouse <dwmw2@infradead.org>
Subject: Re: [PATCH v3 01/13] iommu: Change type of pasid to unsigned int
Date: Thu, 18 Jun 2020 00:12:06 -0700 [thread overview]
Message-ID: <20200618071206.GA7294@infradead.org> (raw)
In-Reply-To: <1592418233-17762-2-git-send-email-fenghua.yu@intel.com>
On Wed, Jun 17, 2020 at 11:23:41AM -0700, Fenghua Yu wrote:
> PASID is defined as a few different types in iommu including "int",
> "u32", and "unsigned int". To be consistent and to match with ioasid's
> type, define PASID and its variations (e.g. max PASID) as "unsigned int".
Wouldn't u32 be a little more explicit (besides being shorter and
matching the uapi definitions)?
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next prev parent reply other threads:[~2020-06-18 7:12 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-17 18:23 [PATCH v3 00/13] x86: tag application address space for devices Fenghua Yu
2020-06-17 18:23 ` [PATCH v3 01/13] iommu: Change type of pasid to unsigned int Fenghua Yu
2020-06-17 19:35 ` Andy Lutomirski
2020-06-17 19:39 ` Luck, Tony
2020-06-17 20:04 ` Andy Lutomirski
2020-06-18 7:12 ` Christoph Hellwig [this message]
2020-06-18 15:22 ` Fenghua Yu
2020-06-22 18:09 ` Fenghua Yu
2020-06-17 18:23 ` [PATCH v3 02/13] ocxl: " Fenghua Yu
2020-06-17 18:23 ` [PATCH v3 03/13] iommu/vt-d: Change flags type to unsigned int in binding mm Fenghua Yu
2020-06-17 18:23 ` [PATCH v3 04/13] docs: x86: Add documentation for SVA (Shared Virtual Addressing) Fenghua Yu
2020-06-17 18:23 ` [PATCH v3 05/13] x86/cpufeatures: Enumerate ENQCMD and ENQCMDS instructions Fenghua Yu
2020-06-17 18:23 ` [PATCH v3 06/13] x86/fpu/xstate: Add supervisor PASID state for ENQCMD feature Fenghua Yu
2020-06-17 18:23 ` [PATCH v3 07/13] x86/msr-index: Define IA32_PASID MSR Fenghua Yu
2020-06-17 18:23 ` [PATCH v3 08/13] mm: Define pasid in mm Fenghua Yu
2020-06-17 18:23 ` [PATCH v3 09/13] fork: Clear PASID for new mm Fenghua Yu
2020-06-17 18:23 ` [PATCH v3 10/13] x86/process: Clear PASID state for a newly forked/cloned thread Fenghua Yu
2020-06-17 18:23 ` [PATCH v3 11/13] x86/mmu: Allocate/free PASID Fenghua Yu
2020-06-17 18:23 ` [PATCH v3 12/13] sched: Define and initialize a flag to identify valid PASID in the task Fenghua Yu
2020-06-17 18:23 ` [PATCH v3 13/13] x86/traps: Fix up invalid PASID Fenghua Yu
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