diff options
| author | Alexandre Ghiti <alexghiti@rivosinc.com> | 2025-08-14 12:06:14 +0000 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2025-09-13 16:55:01 -0700 |
| commit | 668208b161a0b679427e7d0f34c0a65fd7d23979 (patch) | |
| tree | 27ef7703795b4607572394071f40e2658f7536bf /mm/page_alloc.c | |
| parent | 0ee82798282aeede8b11553593f7920b15b2240f (diff) | |
riscv: use an atomic xchg in pudp_huge_get_and_clear()
Make sure we return the right pud value and not a value that could have
been overwritten in between by a different core.
Link: https://lkml.kernel.org/r/20250814-dev-alex-thp_pud_xchg-v1-1-b4704dfae206@rivosinc.com
Fixes: c3cc2a4a3a23 ("riscv: Add support for PUD THP")
Signed-off-by: Alexandre Ghiti <alexghiti@rivosinc.com>
Cc: Andrew Donnellan <ajd@linux.ibm.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/page_alloc.c')
0 files changed, 0 insertions, 0 deletions