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| author | Randy Dunlap <rdunlap@infradead.org> | 2021-01-24 20:32:02 -0800 |
|---|---|---|
| committer | Jonathan Corbet <corbet@lwn.net> | 2021-01-28 15:34:54 -0700 |
| commit | bc47190d4f14f0ef0cb40c828a65316bde9259b2 (patch) | |
| tree | 89ec3a1cadf90c07d25b25d6bc33157919449967 /Documentation | |
| parent | 5d2699d28c4dc5f99f84ec0bf197bdc6ea23f80f (diff) | |
| download | lwn-bc47190d4f14f0ef0cb40c828a65316bde9259b2.tar.gz lwn-bc47190d4f14f0ef0cb40c828a65316bde9259b2.zip | |
Documentation/admin-guide: kernel-parameters: update CMA entries
Add qualifying build option legend [CMA] to kernel boot options
that requirce CMA support to be enabled for them to be usable.
Also capitalize 'CMA' when it is used as an acronym.
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Acked-by: Mike Kravetz <mike.kravetz@oracle.com>
Link: https://lore.kernel.org/r/20210125043202.22399-1-rdunlap@infradead.org
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/admin-guide/kernel-parameters.txt | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 9e3cdb271d06..50d9b9bfcd6e 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -600,7 +600,7 @@ kernel/dma/contiguous.c cma_pernuma=nn[MG] - [ARM64,KNL] + [ARM64,KNL,CMA] Sets the size of kernel per-numa memory area for contiguous memory allocations. A value of 0 disables per-numa CMA altogether. And If this option is not @@ -1524,12 +1524,12 @@ hpet_mmap= [X86, HPET_MMAP] Allow userspace to mmap HPET registers. Default set by CONFIG_HPET_MMAP_DEFAULT. - hugetlb_cma= [HW] The size of a cma area used for allocation + hugetlb_cma= [HW,CMA] The size of a CMA area used for allocation of gigantic hugepages. Format: nn[KMGTPE] - Reserve a cma area of given size and allocate gigantic - hugepages using the cma allocator. If enabled, the + Reserve a CMA area of given size and allocate gigantic + hugepages using the CMA allocator. If enabled, the boot-time allocation of gigantic hugepages is skipped. hugepages= [HW] Number of HugeTLB pages to allocate at boot. |