add boot partition size

hc

2023-12-11 d2ccde1c8e90d38cee87a1b0309ad2827f3fd30d

 kernel/Documentation/admin-guide/mm/pagemap.rst
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@@ -75,9 +75,10 @@
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     20. NOPAGE
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     21. KSM
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     22. THP
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-    23. BALLOON
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+    23. OFFLINE
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     24. ZERO_PAGE
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     25. IDLE
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+    26. PGTABLE
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  * ``/proc/kpagecgroup``.  This file contains a 64-bit inode number of the
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    memory cgroup each page is charged to, indexed by PFN. Only available when
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@@ -118,8 +119,8 @@
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     identical memory pages dynamically shared between one or more processes
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 22 - THP
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     contiguous pages which construct transparent hugepages
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-23 - BALLOON
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-    balloon compaction page
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+23 - OFFLINE
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+    page is logically offline
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 24 - ZERO_PAGE
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     zero page for pfn_zero or huge_zero page
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 25 - IDLE
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@@ -128,6 +129,8 @@
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     Note that this flag may be stale in case the page was accessed via
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     a PTE. To make sure the flag is up-to-date one has to read
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     ``/sys/kernel/mm/page_idle/bitmap`` first.
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+26 - PGTABLE
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+    page is in use as a page table
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 IO related page flags
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