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Fenghua Yu 83aa52ffed Documentation/x86: Update documentation for SVA (Shared Virtual Addressing)
Adjust the documentation to the new way how a PASID is being allocated,
freed and fixed up.

Based on a patch by Ashok Raj <ashok.raj@intel.com>

  [ bp: Massage commit message, fix htmldocs build warning ]

Signed-off-by: Fenghua Yu <fenghua.yu@intel.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Tony Luck <tony.luck@intel.com>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20220207230254.3342514-12-fenghua.yu@intel.com
2022-02-15 11:31:43 +01:00
Ashok Raj 4e7b11567d Documentation/x86: Add documentation for SVA (Shared Virtual Addressing)
ENQCMD and Data Streaming Accelerator (DSA) and all of their associated
features are a complicated stack with lots of interconnected pieces.
This documentation provides a big picture overview for all of the
features.

Signed-off-by: Ashok Raj <ashok.raj@intel.com>
Co-developed-by: Fenghua Yu <fenghua.yu@intel.com>
Signed-off-by: Fenghua Yu <fenghua.yu@intel.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Tony Luck <tony.luck@intel.com>
Link: https://lkml.kernel.org/r/1600187413-163670-4-git-send-email-fenghua.yu@intel.com
2020-09-17 19:29:42 +02:00