6.5-stable review patch. If anyone has any objections, please let me know.
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From: Alexandre Ghiti alexghiti@rivosinc.com
commit dd7664d67b478afeb79a89e4586c2cd7707d17d6 upstream.
tmp_pg_dir, tmp_p4d and tmp_pud are only used in kasan_init.c so they should be declared as static.
Reported-by: kernel test robot lkp@intel.com Closes: https://lore.kernel.org/oe-kbuild-all/202306282202.bODptiGE-lkp@intel.com/ Fixes: 96f9d4daf745 ("riscv: Rework kasan population functions") Signed-off-by: Alexandre Ghiti alexghiti@rivosinc.com Link: https://lore.kernel.org/r/20230704074357.233982-1-alexghiti@rivosinc.com Cc: stable@vger.kernel.org Signed-off-by: Palmer Dabbelt palmer@rivosinc.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- arch/riscv/mm/kasan_init.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
--- a/arch/riscv/mm/kasan_init.c +++ b/arch/riscv/mm/kasan_init.c @@ -22,9 +22,9 @@ * region is not and then we have to go down to the PUD level. */
-pgd_t tmp_pg_dir[PTRS_PER_PGD] __page_aligned_bss; -p4d_t tmp_p4d[PTRS_PER_P4D] __page_aligned_bss; -pud_t tmp_pud[PTRS_PER_PUD] __page_aligned_bss; +static pgd_t tmp_pg_dir[PTRS_PER_PGD] __page_aligned_bss; +static p4d_t tmp_p4d[PTRS_PER_P4D] __page_aligned_bss; +static pud_t tmp_pud[PTRS_PER_PUD] __page_aligned_bss;
static void __init kasan_populate_pte(pmd_t *pmd, unsigned long vaddr, unsigned long end) {