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docs: Update memory.md to indicated that hugepages overrides shared
Signed-off-by: Rob Bradford <robert.bradford@intel.com>
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@ -117,6 +117,9 @@ needing access to the guest RAM content.
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By default this option is turned off, which results in performing `mmap(2)`
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By default this option is turned off, which results in performing `mmap(2)`
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with `MAP_PRIVATE` flag.
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with `MAP_PRIVATE` flag.
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If `hugepages=on` then the value of this field is ignored as huge pages always
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requires `MAP_SHARED`.
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_Example_
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_Example_
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```
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```
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@ -140,6 +143,9 @@ behaviour, e.g. error with `ReadKernelImage` is common. If there is a strange
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error with `hugepages` enabled, just disable it or check whether there are enough
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error with `hugepages` enabled, just disable it or check whether there are enough
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huge pages.
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huge pages.
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If `hugepages=on` then the value of `shared` is ignored as huge pages always
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requires `MAP_SHARED`.
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By default this option is turned off.
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By default this option is turned off.
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_Example_
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_Example_
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@ -271,6 +277,9 @@ other processes running on the host. One can use this option when running
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vhost-user devices as part of the VM device model, as they will be driven
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vhost-user devices as part of the VM device model, as they will be driven
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by standalone daemons needing access to the guest RAM content.
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by standalone daemons needing access to the guest RAM content.
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If `hugepages=on` then the value of this field is ignored as huge pages always
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requires `MAP_SHARED`.
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By default this option is turned off, which result in performing `mmap(2)`
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By default this option is turned off, which result in performing `mmap(2)`
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with `MAP_PRIVATE` flag.
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with `MAP_PRIVATE` flag.
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@ -298,6 +307,9 @@ behaviour, e.g. error with `ReadKernelImage` is common. If there is a strange
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error with `hugepages` enabled, just disable it or check whether there are enough
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error with `hugepages` enabled, just disable it or check whether there are enough
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huge pages.
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huge pages.
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If `hugepages=on` then the value of `shared` is ignored as huge pages always
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requires `MAP_SHARED`.
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By default this option is turned off.
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By default this option is turned off.
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_Example_
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_Example_
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