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| author | Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com> | 2020-07-13 17:07:48 +0200 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2020-07-29 13:09:37 +0200 |
| commit | ef26b76d1af61b90eb0dd3da58ad4f97d8e028f8 (patch) | |
| tree | 03244033b205138afd43756ddc8b727110bec62b /arch/powerpc/kernel/setup-common.c | |
| parent | powerpc/xmon: Use `dcbf` inplace of `dcbi` instruction for 64bit Book3S (diff) | |
| download | linux-ef26b76d1af61b90eb0dd3da58ad4f97d8e028f8.tar.xz linux-ef26b76d1af61b90eb0dd3da58ad4f97d8e028f8.zip | |
powerpc/hugetlb/cma: Allocate gigantic hugetlb pages using CMA
commit: cf11e85fc08c ("mm: hugetlb: optionally allocate gigantic hugepages using cma")
added support for allocating gigantic hugepages using CMA. This patch
enables the same for powerpc
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200713150749.25245-1-aneesh.kumar@linux.ibm.com
Diffstat (limited to 'arch/powerpc/kernel/setup-common.c')
| -rw-r--r-- | arch/powerpc/kernel/setup-common.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c index 9d3faac53295..b198b0ff25bc 100644 --- a/arch/powerpc/kernel/setup-common.c +++ b/arch/powerpc/kernel/setup-common.c @@ -928,6 +928,9 @@ void __init setup_arch(char **cmdline_p) /* Reserve large chunks of memory for use by CMA for KVM. */ kvm_cma_reserve(); + /* Reserve large chunks of memory for us by CMA for hugetlb */ + gigantic_hugetlb_cma_reserve(); + klp_init_thread_info(&init_task); init_mm.start_code = (unsigned long)_stext; |