diff options
| author | Nicholas Piggin <npiggin@gmail.com> | 2022-12-16 21:59:27 +1000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2023-02-10 22:17:36 +1100 |
| commit | dea18da459922d70692ae1e5736d1c760040cb07 (patch) | |
| tree | 57db69b3576ff0d27b74e6eb290d5da21350a7cb | |
| parent | ffc8e90decc531a2dd59ef9e1e6f16a52057ab62 (diff) | |
powerpc/64s: Fix stress_hpt memblock alloc alignment
The stress_hpt memblock allocation did not pass in an alignment,
which causes a stack dump in early boot (that I missed, oops).
Fixes: 6b34a099faa1 ("powerpc/64s/hash: add stress_hpt kernel boot option to increase hash faults")
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20221216115930.2667772-2-npiggin@gmail.com
| -rw-r--r-- | arch/powerpc/mm/book3s64/hash_utils.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/powerpc/mm/book3s64/hash_utils.c b/arch/powerpc/mm/book3s64/hash_utils.c index 80a148c57de8..fa1c148e1f50 100644 --- a/arch/powerpc/mm/book3s64/hash_utils.c +++ b/arch/powerpc/mm/book3s64/hash_utils.c @@ -1051,7 +1051,8 @@ static void __init htab_initialize(void) static_branch_enable(&stress_hpt_key); // Too early to use nr_cpu_ids, so use NR_CPUS tmp = memblock_phys_alloc_range(sizeof(struct stress_hpt_struct) * NR_CPUS, - 0, 0, MEMBLOCK_ALLOC_ANYWHERE); + __alignof__(struct stress_hpt_struct), + 0, MEMBLOCK_ALLOC_ANYWHERE); memset((void *)tmp, 0xff, sizeof(struct stress_hpt_struct) * NR_CPUS); stress_hpt_struct = __va(tmp); |