Re: [PATCH 54/56] x86: Remove void casts

From: Jack Stone
Date: Thu Apr 09 2009 - 06:38:44 EST


[Added maintainer CCs]
Jack Stone wrote:
> Fixed patch
>
> Thanks,
>
> Jack
>
> --
>
> x86: Remove void casts
>
> From: Jack Stone <jwjstone@xxxxxxxxxxx>
>
> Remove uneeded void casts
>
> Signed-Off-By: Jack Stone <jwjstone@xxxxxxxxxxx>
> ---
>
> arch/x86/kernel/machine_kexec_64.c | 8 ++++----
> arch/x86/kernel/microcode_amd.c | 2 +-
> arch/x86/mm/init_32.c | 4 ++--
> arch/x86/mm/init_64.c | 10 +++++-----
> arch/x86/mm/pageattr.c | 2 +-
> 5 files changed, 13 insertions(+), 13 deletions(-)
>
> diff --git a/arch/x86/kernel/machine_kexec_64.c
> b/arch/x86/kernel/machine_kexec_64.c
> index 89cea4d..1c5b3c9 100644
> --- a/arch/x86/kernel/machine_kexec_64.c
> +++ b/arch/x86/kernel/machine_kexec_64.c
> @@ -33,7 +33,7 @@ static int init_one_level2_page(struct kimage *image,
> pgd_t *pgd,
> page = kimage_alloc_control_pages(image, 0);
> if (!page)
> goto out;
> - pud = (pud_t *)page_address(page);
> + pud = page_address(page);
> memset(pud, 0, PAGE_SIZE);
> set_pgd(pgd, __pgd(__pa(pud) | _KERNPG_TABLE));
> }
> @@ -42,7 +42,7 @@ static int init_one_level2_page(struct kimage *image,
> pgd_t *pgd,
> page = kimage_alloc_control_pages(image, 0);
> if (!page)
> goto out;
> - pmd = (pmd_t *)page_address(page);
> + pmd = page_address(page);
> memset(pmd, 0, PAGE_SIZE);
> set_pud(pud, __pud(__pa(pmd) | _KERNPG_TABLE));
> }
> @@ -84,7 +84,7 @@ static int init_level3_page(struct kimage *image,
> pud_t *level3p,
> result = -ENOMEM;
> goto out;
> }
> - level2p = (pmd_t *)page_address(page);
> + level2p = page_address(page);
> init_level2_page(level2p, addr);
> set_pud(level3p++, __pud(__pa(level2p) | _KERNPG_TABLE));
> addr += PUD_SIZE;
> @@ -117,7 +117,7 @@ static int init_level4_page(struct kimage *image,
> pgd_t *level4p,
> result = -ENOMEM;
> goto out;
> }
> - level3p = (pud_t *)page_address(page);
> + level3p = page_address(page);
> result = init_level3_page(image, level3p, addr, last_addr);
> if (result)
> goto out;
> diff --git a/arch/x86/kernel/microcode_amd.c
> b/arch/x86/kernel/microcode_amd.c
> index 453b579..8624d69 100644
> --- a/arch/x86/kernel/microcode_amd.c
> +++ b/arch/x86/kernel/microcode_amd.c
> @@ -239,7 +239,7 @@ static int install_equiv_cpu_table(const u8 *buf)
> return 0;
> }
>
> - equiv_cpu_table = (struct equiv_cpu_entry *) vmalloc(size);
> + equiv_cpu_table = vmalloc(size);
> if (!equiv_cpu_table) {
> printk(KERN_ERR "microcode: failed to allocate "
> "equivalent CPU table\n");
> diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c
> index 749559e..64f1a30 100644
> --- a/arch/x86/mm/init_32.c
> +++ b/arch/x86/mm/init_32.c
> @@ -89,7 +89,7 @@ static pmd_t * __init one_md_table_init(pgd_t *pgd)
> if (after_bootmem)
> pmd_table = (pmd_t *)alloc_bootmem_low_pages(PAGE_SIZE);
> else
> - pmd_table = (pmd_t *)alloc_low_page();
> + pmd_table = alloc_low_page();
> paravirt_alloc_pmd(&init_mm, __pa(pmd_table) >> PAGE_SHIFT);
> set_pgd(pgd, __pgd(__pa(pmd_table) | _PAGE_PRESENT));
> pud = pud_offset(pgd, 0);
> @@ -121,7 +121,7 @@ static pte_t * __init one_page_table_init(pmd_t *pmd)
> page_table =
> (pte_t *)alloc_bootmem_low_pages(PAGE_SIZE);
> } else
> - page_table = (pte_t *)alloc_low_page();
> + page_table = alloc_low_page();
>
> paravirt_alloc_pte(&init_mm, __pa(page_table) >> PAGE_SHIFT);
> set_pmd(pmd, __pmd(__pa(page_table) | _PAGE_TABLE));
> diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
> index 1753e80..bd08334 100644
> --- a/arch/x86/mm/init_64.c
> +++ b/arch/x86/mm/init_64.c
> @@ -164,7 +164,7 @@ static __ref void *spp_getpage(void)
> static pud_t *fill_pud(pgd_t *pgd, unsigned long vaddr)
> {
> if (pgd_none(*pgd)) {
> - pud_t *pud = (pud_t *)spp_getpage();
> + pud_t *pud = spp_getpage();
> pgd_populate(&init_mm, pgd, pud);
> if (pud != pud_offset(pgd, 0))
> printk(KERN_ERR "PAGETABLE BUG #00! %p <-> %p\n",
> @@ -176,7 +176,7 @@ static pud_t *fill_pud(pgd_t *pgd, unsigned long vaddr)
> static pmd_t *fill_pmd(pud_t *pud, unsigned long vaddr)
> {
> if (pud_none(*pud)) {
> - pmd_t *pmd = (pmd_t *) spp_getpage();
> + pmd_t *pmd = spp_getpage();
> pud_populate(&init_mm, pud, pmd);
> if (pmd != pmd_offset(pud, 0))
> printk(KERN_ERR "PAGETABLE BUG #01! %p <-> %p\n",
> @@ -188,7 +188,7 @@ static pmd_t *fill_pmd(pud_t *pud, unsigned long vaddr)
> static pte_t *fill_pte(pmd_t *pmd, unsigned long vaddr)
> {
> if (pmd_none(*pmd)) {
> - pte_t *pte = (pte_t *) spp_getpage();
> + pte_t *pte = spp_getpage();
> pmd_populate_kernel(&init_mm, pmd, pte);
> if (pte != pte_offset_kernel(pmd, 0))
> printk(KERN_ERR "PAGETABLE BUG #02!\n");
> @@ -264,13 +264,13 @@ static void __init __init_extra_mapping(unsigned
> long phys, unsigned long size,
> for (; size; phys += PMD_SIZE, size -= PMD_SIZE) {
> pgd = pgd_offset_k((unsigned long)__va(phys));
> if (pgd_none(*pgd)) {
> - pud = (pud_t *) spp_getpage();
> + pud = spp_getpage();
> set_pgd(pgd, __pgd(__pa(pud) | _KERNPG_TABLE |
> _PAGE_USER));
> }
> pud = pud_offset(pgd, (unsigned long)__va(phys));
> if (pud_none(*pud)) {
> - pmd = (pmd_t *) spp_getpage();
> + pmd = spp_getpage();
> set_pud(pud, __pud(__pa(pmd) | _KERNPG_TABLE |
> _PAGE_USER));
> }
> diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c
> index d71e1b6..41ee1db 100644
> --- a/arch/x86/mm/pageattr.c
> +++ b/arch/x86/mm/pageattr.c
> @@ -490,7 +490,7 @@ static int split_large_page(pte_t *kpte, unsigned
> long address)
> if (tmp != kpte)
> goto out_unlock;
>
> - pbase = (pte_t *)page_address(base);
> + pbase = page_address(base);
> paravirt_alloc_pte(&init_mm, page_to_pfn(base));
> ref_prot = pte_pgprot(pte_clrhuge(*kpte));
> /*
> --
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