diff options
| author | Vlastimil Babka <vbabka@suse.cz> | 2023-12-14 13:22:52 +0100 |
|---|---|---|
| committer | Jonathan Corbet <corbet@lwn.net> | 2023-12-15 09:29:34 -0700 |
| commit | a3a27827452fdc64fb39698909df9a75021c018d (patch) | |
| tree | 447c780e34e4f01cc86cf23b48e1f4270780a233 /Documentation/admin-guide/kernel-parameters.txt | |
| parent | b77fdd6a48e60a0ed1865edbe6d9bf0538551f85 (diff) | |
Documentation, mm/unaccepted: document accept_memory kernel parameter
The accept_memory kernel parameter was added in commit dcdfdd40fa82
("mm: Add support for unaccepted memory") but not listed in the
kernel-parameters doc. Add it there.
Acked-by: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Link: https://lore.kernel.org/r/20231214-accept_memory_param-v2-1-f38cd20a0247@suse.cz
Diffstat (limited to 'Documentation/admin-guide/kernel-parameters.txt')
| -rw-r--r-- | Documentation/admin-guide/kernel-parameters.txt | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 65731b060e3f..91bd74b2e203 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -1,3 +1,14 @@ + accept_memory= [MM] + Format: { eager | lazy } + default: lazy + By default, unaccepted memory is accepted lazily to + avoid prolonged boot times. The lazy option will add + some runtime overhead until all memory is eventually + accepted. In most cases the overhead is negligible. + For some workloads or for debugging purposes + accept_memory=eager can be used to accept all memory + at once during boot. + acpi= [HW,ACPI,X86,ARM64,RISCV64] Advanced Configuration and Power Interface Format: { force | on | off | strict | noirq | rsdt | |