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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2008-02-04 22:29:14 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2008-02-05 09:44:18 -0800
commit5e5419734c8719cbc01af959ad9c0844002c0df5 (patch)
treea075dca3f719946689efa0245464855cbf2a20ce /arch/arm
parent9f8f2172537de7af0b0fbd33502d18d52b1339bc (diff)
add mm argument to pte/pmd/pud/pgd_free
(with Martin Schwidefsky <schwidefsky@de.ibm.com>) The pgd/pud/pmd/pte page table allocation functions get a mm_struct pointer as first argument. The free functions do not get the mm_struct argument. This is 1) asymmetrical and 2) to do mm related page table allocations the mm argument is needed on the free function as well. [kamalesh@linux.vnet.ibm.com: i386 fix] [akpm@linux-foundation.org: coding-syle fixes] Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: <linux-arch@vger.kernel.org> Signed-off-by: Kamalesh Babulal <kamalesh@linux.vnet.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/kernel/smp.c2
-rw-r--r--arch/arm/mm/ioremap.c2
-rw-r--r--arch/arm/mm/pgd.c8
3 files changed, 6 insertions, 6 deletions
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index e9dfbab46cb..eefae1de334 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -150,7 +150,7 @@ int __cpuinit __cpu_up(unsigned int cpu)
secondary_data.pgdir = 0;
*pmd_offset(pgd, PHYS_OFFSET) = __pmd(0);
- pgd_free(pgd);
+ pgd_free(&init_mm, pgd);
if (ret) {
printk(KERN_CRIT "CPU%u: processor failed to boot\n", cpu);
diff --git a/arch/arm/mm/ioremap.c b/arch/arm/mm/ioremap.c
index 75952779ce1..303a7ff6bfd 100644
--- a/arch/arm/mm/ioremap.c
+++ b/arch/arm/mm/ioremap.c
@@ -162,7 +162,7 @@ static void unmap_area_sections(unsigned long virt, unsigned long size)
* Free the page table, if there was one.
*/
if ((pmd_val(pmd) & PMD_TYPE_MASK) == PMD_TYPE_TABLE)
- pte_free_kernel(pmd_page_vaddr(pmd));
+ pte_free_kernel(&init_mm, pmd_page_vaddr(pmd));
}
addr += PGDIR_SIZE;
diff --git a/arch/arm/mm/pgd.c b/arch/arm/mm/pgd.c
index 50b9aed6000..500c9610ab3 100644
--- a/arch/arm/mm/pgd.c
+++ b/arch/arm/mm/pgd.c
@@ -65,14 +65,14 @@ pgd_t *get_pgd_slow(struct mm_struct *mm)
return new_pgd;
no_pte:
- pmd_free(new_pmd);
+ pmd_free(mm, new_pmd);
no_pmd:
free_pages((unsigned long)new_pgd, 2);
no_pgd:
return NULL;
}
-void free_pgd_slow(pgd_t *pgd)
+void free_pgd_slow(struct mm_struct *mm, pgd_t *pgd)
{
pmd_t *pmd;
struct page *pte;
@@ -94,8 +94,8 @@ void free_pgd_slow(pgd_t *pgd)
pmd_clear(pmd);
dec_zone_page_state(virt_to_page((unsigned long *)pgd), NR_PAGETABLE);
pte_lock_deinit(pte);
- pte_free(pte);
- pmd_free(pmd);
+ pte_free(mm, pte);
+ pmd_free(mm, pmd);
free:
free_pages((unsigned long) pgd, 2);
}