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2022-02-15Documentation/x86: Update documentation for SVA (Shared Virtual Addressing)Gravatar Fenghua Yu 1-12/+41
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
2020-09-17Documentation/x86: Add documentation for SVA (Shared Virtual Addressing)Gravatar Ashok Raj 1-0/+257
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