diff options
| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2008-02-05 07:29:14 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2008-02-05 18:44:18 +0100 |
| commit | 5e5419734c8719cbc01af959ad9c0844002c0df5 (patch) | |
| tree | a075dca3f719946689efa0245464855cbf2a20ce /arch/um | |
| parent | Page allocator: clean up pcp draining functions (diff) | |
| download | linux-5e5419734c8719cbc01af959ad9c0844002c0df5.tar.xz linux-5e5419734c8719cbc01af959ad9c0844002c0df5.zip | |
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/um')
| -rw-r--r-- | arch/um/kernel/mem.c | 2 | ||||
| -rw-r--r-- | arch/um/kernel/skas/mmu.c | 8 |
2 files changed, 5 insertions, 5 deletions
diff --git a/arch/um/kernel/mem.c b/arch/um/kernel/mem.c index 59822dee438a..e3e72418f241 100644 --- a/arch/um/kernel/mem.c +++ b/arch/um/kernel/mem.c @@ -348,7 +348,7 @@ pgd_t *pgd_alloc(struct mm_struct *mm) return pgd; } -void pgd_free(pgd_t *pgd) +void pgd_free(struct mm_struct *mm, pgd_t *pgd) { free_page((unsigned long) pgd); } diff --git a/arch/um/kernel/skas/mmu.c b/arch/um/kernel/skas/mmu.c index f859ec306cd5..b56fe8b67a81 100644 --- a/arch/um/kernel/skas/mmu.c +++ b/arch/um/kernel/skas/mmu.c @@ -58,9 +58,9 @@ static int init_stub_pte(struct mm_struct *mm, unsigned long proc, return 0; out_pmd: - pud_free(pud); + pud_free(mm, pud); out_pte: - pmd_free(pmd); + pmd_free(mm, pmd); out: return -ENOMEM; } @@ -144,10 +144,10 @@ void destroy_context(struct mm_struct *mm) if (!proc_mm || !ptrace_faultinfo) { free_page(mmu->id.stack); pte_lock_deinit(virt_to_page(mmu->last_page_table)); - pte_free_kernel((pte_t *) mmu->last_page_table); + pte_free_kernel(mm, (pte_t *) mmu->last_page_table); dec_zone_page_state(virt_to_page(mmu->last_page_table), NR_PAGETABLE); #ifdef CONFIG_3_LEVEL_PGTABLES - pmd_free((pmd_t *) mmu->last_pmd); + pmd_free(mm, (pmd_t *) mmu->last_pmd); #endif } |