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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

authored by

Vlastimil Babka and committed by
Jonathan Corbet a3a27827 b77fdd6a

+11
+11
Documentation/admin-guide/kernel-parameters.txt
··· 1 + accept_memory= [MM] 2 + Format: { eager | lazy } 3 + default: lazy 4 + By default, unaccepted memory is accepted lazily to 5 + avoid prolonged boot times. The lazy option will add 6 + some runtime overhead until all memory is eventually 7 + accepted. In most cases the overhead is negligible. 8 + For some workloads or for debugging purposes 9 + accept_memory=eager can be used to accept all memory 10 + at once during boot. 11 + 1 12 acpi= [HW,ACPI,X86,ARM64,RISCV64] 2 13 Advanced Configuration and Power Interface 3 14 Format: { force | on | off | strict | noirq | rsdt |