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https://www.kernel.org/doc/gorman/html/understand/understand006.html
Chapter 3 Page Table Management. Linux layers the machine independent/dependent layer in an unusual manner in comparison to other operating systems [CP99].Other operating systems have objects which manage the underlying physical pages such as the pmap object in BSD. Linux instead maintains the concept of a three-level page table in the architecture independent code even if the underlying ...
https://www.kernel.org/doc/html/latest/x86/pat.html
PAT (Page Attribute Table)¶ x86 Page Attribute Table (PAT) allows for setting the memory attribute at the page level granularity. PAT is complementary to the MTRR settings which allows for setting of memory types over physical address ranges. ... The PAT MSR must be updated by Linux in order to support WC and WT attributes. Otherwise, the PAT ...
https://stackoverflow.com/questions/27908172/cache-attributes-in-mmu-page-table-in-arm-linux
I am wondering how the os [linux] decides between write back and write through attributes for a page in the MMU page table in Arm v7 and armv8. The decision depends on the use of the memory. Most frequently the WRITEBACK mode will be used in user-space except for some rare instances where a drivers memory might be exposed.
https://elinux.org/images/6/6a/Elce11_marinas.pdf
Linux Support for ARM LPAE Catalin Marinas ELC Europe 2011 . 2 Agenda ! Introduction ! ... Linux ! 2nd level page table does not fill a full 4K page ! ... 32-bit Memory Attribute Indirection Registers ! 8 memory types can be configured at a time . 11 ARM LPAE Features (cont’d) ...
http://www.informit.com/articles/article.aspx?p=336868&seqNum=2
Oct 01, 2004 · These bits are self-explanatory except for the _PAGE_PROTNONE, which I will discuss further.On the x86 with Pentium III and higher, this bit is called the Page Attribute Table (PAT) while earlier architectures such as the Pentium II had this bit reserved. The PAT bit is used to indicate the size of the page that the PTE is referencing.
http://support.oracle.com/
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https://lwn.net/Articles/724562/
Jun 02, 2017 · The HMAT table, in concert with the existing System Resource Affinity Table (SRAT), provides users with information about memory initiators and memory targets in the system. A "memory initiator" in this case is any device such as a CPU or a separate memory I/O device that can initiate a memory request.
https://linoxide.com/how-tos/howto-show-file-attributes-in-linux/
Oct 28, 2012 · How to Show File Attributes in Linux October 28, 2012 Updated January 13, ... Attributes in Linux. Some filesystems support additional attributes (other than those described in the preceding sections). ... The detailed meaning of these attributes according to the manual page is: a - append only: this attribute allows a file to be added to, but ...
https://desktop.arcgis.com/en/arcmap/10.3/manage-data/tables/what-are-tables-and-attribute-information.htm
What are tables and attribute information? ... ArcGIS allows you to associate records in one table with records in another table through a common field, known as a key. ... Tables in a database or geodatabase can contain some types of information that file-based tables do not support. For example, database or geodatabase tables can store BLOB ...
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