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| author | Nico Pache <npache@redhat.com> | 2025-03-18 02:04:03 +0300 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2025-03-22 08:03:14 +0300 |
| commit | 0bfd4586855cf6919d025b5914be212fd4cd27b5 (patch) | |
| tree | 5627274a756d9045339d32498919e6c911b639a2 | |
| parent | d8a866c766ebe34b4371d42f4a3edca200f5e645 (diff) | |
| download | linux-0bfd4586855cf6919d025b5914be212fd4cd27b5.tar.xz | |
MM documentation: add "Unaccepted" meminfo entry
Commit dcdfdd40fa82 ("mm: Add support for unaccepted memory") added a
entry to meminfo but did not document it in the proc.rst file.
This counter tracks the amount of "Unaccepted" guest memory for some
Virtual Machine platforms, such as Intel TDX or AMD SEV-SNP.
Add the missing entry in the documentation.
Link: https://lkml.kernel.org/r/20250317230403.79632-1-npache@redhat.com
Signed-off-by: Nico Pache <npache@redhat.com>
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Acked-by: David Hildenbrand <david@redhat.com>
Cc: Andrii Nakryiko <andrii@kernel.org>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Jeff Xu <jeffxu@chromium.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Pasha Tatashin <pasha.tatashin@soleen.com>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: xu xin <xu.xin16@zte.com.cn>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
| -rw-r--r-- | Documentation/filesystems/proc.rst | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/filesystems/proc.rst b/Documentation/filesystems/proc.rst index 80f33bce5fe1..f97692b31a2d 100644 --- a/Documentation/filesystems/proc.rst +++ b/Documentation/filesystems/proc.rst @@ -1081,6 +1081,7 @@ Example output. You may not have all of these fields. FilePmdMapped: 0 kB CmaTotal: 0 kB CmaFree: 0 kB + Unaccepted: 0 kB Balloon: 0 kB HugePages_Total: 0 HugePages_Free: 0 @@ -1256,6 +1257,8 @@ CmaTotal Memory reserved for the Contiguous Memory Allocator (CMA) CmaFree Free remaining memory in the CMA reserves +Unaccepted + Memory that has not been accepted by the guest Balloon Memory returned to Host by VM Balloon Drivers HugePages_Total, HugePages_Free, HugePages_Rsvd, HugePages_Surp, Hugepagesize, Hugetlb |