diff options
| author | Barry Song <[email protected]> | 2020-08-11 18:32:00 -0700 |
|---|---|---|
| committer | Linus Torvalds <[email protected]> | 2020-08-12 10:57:57 -0700 |
| commit | 29d0f41d232393482ced6a233126832df3429ad2 (patch) | |
| tree | afecdc4369fda2ccb41bcd739c432832fb74c61d | |
| parent | 18e98e56f4407b8c766b6f6d9f2850fd2a081e4d (diff) | |
mm: hugetlb: fix the name of hugetlb CMA
Once we enable CMA_DEBUGFS, we will get the below errors: directory
'cma-hugetlb' with parent 'cma' already present.
We should have different names for different CMA areas.
Signed-off-by: Barry Song <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Reviewed-by: Mike Kravetz <[email protected]>
Acked-by: Roman Gushchin <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Linus Torvalds <[email protected]>
| -rw-r--r-- | mm/hugetlb.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 8a18f1234e80..6b6b0d5cc642 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -5707,12 +5707,14 @@ void __init hugetlb_cma_reserve(int order) reserved = 0; for_each_node_state(nid, N_ONLINE) { int res; + char name[20]; size = min(per_node, hugetlb_cma_size - reserved); size = round_up(size, PAGE_SIZE << order); + snprintf(name, 20, "hugetlb%d", nid); res = cma_declare_contiguous_nid(0, size, 0, PAGE_SIZE << order, - 0, false, "hugetlb", + 0, false, name, &hugetlb_cma[nid], nid); if (res) { pr_warn("hugetlb_cma: reservation failed: err %d, node %d", |