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authorGravatar Linus Torvalds <torvalds@linux-foundation.org> 2021-11-06 14:08:17 -0700
committerGravatar Linus Torvalds <torvalds@linux-foundation.org> 2021-11-06 14:08:17 -0700
commit512b7931ad0561ffe14265f9ff554a3c081b476b (patch)
treea94450d08468e094d2d92a495de4650faab09c1f /Documentation/admin-guide/kernel-parameters.txt
parentMerge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi (diff)
parentmm/damon: remove return value from before_terminate callback (diff)
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Merge branch 'akpm' (patches from Andrew)
Merge misc updates from Andrew Morton: "257 patches. Subsystems affected by this patch series: scripts, ocfs2, vfs, and mm (slab-generic, slab, slub, kconfig, dax, kasan, debug, pagecache, gup, swap, memcg, pagemap, mprotect, mremap, iomap, tracing, vmalloc, pagealloc, memory-failure, hugetlb, userfaultfd, vmscan, tools, memblock, oom-kill, hugetlbfs, migration, thp, readahead, nommu, ksm, vmstat, madvise, memory-hotplug, rmap, zsmalloc, highmem, zram, cleanups, kfence, and damon)" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: (257 commits) mm/damon: remove return value from before_terminate callback mm/damon: fix a few spelling mistakes in comments and a pr_debug message mm/damon: simplify stop mechanism Docs/admin-guide/mm/pagemap: wordsmith page flags descriptions Docs/admin-guide/mm/damon/start: simplify the content Docs/admin-guide/mm/damon/start: fix a wrong link Docs/admin-guide/mm/damon/start: fix wrong example commands mm/damon/dbgfs: add adaptive_targets list check before enable monitor_on mm/damon: remove unnecessary variable initialization Documentation/admin-guide/mm/damon: add a document for DAMON_RECLAIM mm/damon: introduce DAMON-based Reclamation (DAMON_RECLAIM) selftests/damon: support watermarks mm/damon/dbgfs: support watermarks mm/damon/schemes: activate schemes based on a watermarks mechanism tools/selftests/damon: update for regions prioritization of schemes mm/damon/dbgfs: support prioritization weights mm/damon/vaddr,paddr: support pageout prioritization mm/damon/schemes: prioritize regions within the quotas mm/damon/selftests: support schemes quotas mm/damon/dbgfs: support quotas of schemes ...
Diffstat (limited to 'Documentation/admin-guide/kernel-parameters.txt')
-rw-r--r--Documentation/admin-guide/kernel-parameters.txt14
1 files changed, 9 insertions, 5 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 756bfb7d5235..f0d6887e4bf9 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -1582,8 +1582,10 @@
registers. Default set by CONFIG_HPET_MMAP_DEFAULT.
hugetlb_cma= [HW,CMA] The size of a CMA area used for allocation
- of gigantic hugepages.
- Format: nn[KMGTPE]
+ of gigantic hugepages. Or using node format, the size
+ of a CMA area per node can be specified.
+ Format: nn[KMGTPE] or (node format)
+ <node>:nn[KMGTPE][,<node>:nn[KMGTPE]]
Reserve a CMA area of given size and allocate gigantic
hugepages using the CMA allocator. If enabled, the
@@ -1594,9 +1596,11 @@
the number of pages of hugepagesz to be allocated.
If this is the first HugeTLB parameter on the command
line, it specifies the number of pages to allocate for
- the default huge page size. See also
- Documentation/admin-guide/mm/hugetlbpage.rst.
- Format: <integer>
+ the default huge page size. If using node format, the
+ number of pages to allocate per-node can be specified.
+ See also Documentation/admin-guide/mm/hugetlbpage.rst.
+ Format: <integer> or (node format)
+ <node>:<integer>[,<node>:<integer>]
hugepagesz=
[HW] The size of the HugeTLB pages. This is used in