diff options
| author | Jens Axboe <jens.axboe@oracle.com> | 2010-04-29 09:36:24 +0200 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2010-04-29 09:36:24 +0200 |
| commit | 7407cf355fdf5500430be966dbbde84a27293bad (patch) | |
| tree | 922861288ff38558ed721a79653f52b17b13bb95 /arch/arm/mm/mmu.c | |
| parent | 6a47dc1418682c83d603b491df1d048f73aa973e (diff) | |
| parent | 79dba2eaa771c3173957eccfd288e0e0d12e4d3f (diff) | |
Merge branch 'master' into for-2.6.35
Conflicts:
fs/block_dev.c
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'arch/arm/mm/mmu.c')
| -rw-r--r-- | arch/arm/mm/mmu.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index 4223d086aa17..241c24a1c18f 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -1054,10 +1054,12 @@ void setup_mm_for_reboot(char mode) pgd_t *pgd; int i; - if (current->mm && current->mm->pgd) - pgd = current->mm->pgd; - else - pgd = init_mm.pgd; + /* + * We need to access to user-mode page tables here. For kernel threads + * we don't have any user-mode mappings so we use the context that we + * "borrowed". + */ + pgd = current->active_mm->pgd; base_pmdval = PMD_SECT_AP_WRITE | PMD_SECT_AP_READ | PMD_TYPE_SECT; if (cpu_architecture() <= CPU_ARCH_ARMv5TEJ && !cpu_is_xscale()) |