diff options
| author | Cyril Chemparathy <cyril@ti.com> | 2012-07-16 15:37:06 -0400 |
|---|---|---|
| committer | Will Deacon <will.deacon@arm.com> | 2013-05-30 16:02:03 +0100 |
| commit | 13f659b0f363114282679d06094337c5efa12fa8 (patch) | |
| tree | e178af55e00678576f74730168055738d33ac89a /arch/arm/include | |
| parent | de22cc6e33449d8d6fb339619e32138ea4fcc2a4 (diff) | |
| download | op-kernel-dev-13f659b0f363114282679d06094337c5efa12fa8.zip op-kernel-dev-13f659b0f363114282679d06094337c5efa12fa8.tar.gz | |
ARM: LPAE: use phys_addr_t in switch_mm()
This patch modifies the switch_mm() processor functions to use phys_addr_t.
On LPAE systems, we now honor the upper 32-bits of the physical address that
is being passed in, and program these into TTBR as expected.
Signed-off-by: Cyril Chemparathy <cyril@ti.com>
Signed-off-by: Vitaly Andrianov <vitalya@ti.com>
Reviewed-by: Nicolas Pitre <nico@linaro.org>
Tested-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Tested-by: Subash Patel <subash.rp@samsung.com>
[will: fixed up conflict in 3-level switch_mm with big-endian changes]
Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'arch/arm/include')
| -rw-r--r-- | arch/arm/include/asm/proc-fns.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm/include/asm/proc-fns.h b/arch/arm/include/asm/proc-fns.h index f3628fb..75b5f14 100644 --- a/arch/arm/include/asm/proc-fns.h +++ b/arch/arm/include/asm/proc-fns.h @@ -60,7 +60,7 @@ extern struct processor { /* * Set the page table */ - void (*switch_mm)(unsigned long pgd_phys, struct mm_struct *mm); + void (*switch_mm)(phys_addr_t pgd_phys, struct mm_struct *mm); /* * Set a possibly extended PTE. Non-extended PTEs should * ignore 'ext'. @@ -82,7 +82,7 @@ extern void cpu_proc_init(void); extern void cpu_proc_fin(void); extern int cpu_do_idle(void); extern void cpu_dcache_clean_area(void *, int); -extern void cpu_do_switch_mm(unsigned long pgd_phys, struct mm_struct *mm); +extern void cpu_do_switch_mm(phys_addr_t pgd_phys, struct mm_struct *mm); #ifdef CONFIG_ARM_LPAE extern void cpu_set_pte_ext(pte_t *ptep, pte_t pte); #else |
