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| author | Christoph Hellwig <hch@lst.de> | 2018-04-27 09:10:12 +0200 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2018-05-28 12:48:12 +0200 |
| commit | 84564d1c76255ac6d5fb76c85818cb5961fad061 (patch) | |
| tree | cd1b9bfbe1ce7eda5e093698a1426383b73d275c /Documentation/x86 | |
| parent | f068fe3170bcf06f14fd0a9eec0be12be04ff012 (diff) | |
| download | op-kernel-dev-84564d1c76255ac6d5fb76c85818cb5961fad061.zip op-kernel-dev-84564d1c76255ac6d5fb76c85818cb5961fad061.tar.gz | |
Documentation/x86: remove a stray reference to pci-nommu.c
This is just the minimal workaround. The file is mostly either stale
and/or duplicative of Documentation/admin-guide/kernel-parameters.txt,
but that is much more work than I'm willing to do right now.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'Documentation/x86')
| -rw-r--r-- | Documentation/x86/x86_64/boot-options.txt | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/Documentation/x86/x86_64/boot-options.txt b/Documentation/x86/x86_64/boot-options.txt index b297c48..153b3a5 100644 --- a/Documentation/x86/x86_64/boot-options.txt +++ b/Documentation/x86/x86_64/boot-options.txt @@ -187,9 +187,9 @@ PCI IOMMU (input/output memory management unit) - Currently four x86-64 PCI-DMA mapping implementations exist: + Multiple x86-64 PCI-DMA mapping implementations exist, for example: - 1. <arch/x86_64/kernel/pci-nommu.c>: use no hardware/software IOMMU at all + 1. <lib/dma-direct.c>: use no hardware/software IOMMU at all (e.g. because you have < 3 GB memory). Kernel boot message: "PCI-DMA: Disabling IOMMU" |
