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powerpc/vdso: Remove unused debug code

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It's in the git history if we ever need it back.

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Michael Ellerman 2015-04-22 15:40:34 +10:00
parent 60e065f70b
commit 63da88dd48
1 changed files with 0 additions and 44 deletions
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44
arch/powerpc/kernel/vdso.c
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@ -140,50 +140,6 @@ struct lib64_elfinfo
};
#ifdef __DEBUG
static void dump_one_vdso_page(struct page *pg, struct page *upg)
{
printk("kpg: %p (c:%d,f:%08lx)", __va(page_to_pfn(pg) << PAGE_SHIFT),
page_count(pg),
pg->flags);
if (upg && !IS_ERR(upg) /* && pg != upg*/) {
printk(" upg: %p (c:%d,f:%08lx)", __va(page_to_pfn(upg)
<< PAGE_SHIFT),
page_count(upg),
upg->flags);
}
printk("\n");
}
static void dump_vdso_pages(struct vm_area_struct * vma)
{
int i;
if (!vma || is_32bit_task()) {
printk("vDSO32 @ %016lx:\n", (unsigned long)vdso32_kbase);
for (i=0; i<vdso32_pages; i++) {
struct page *pg = virt_to_page(vdso32_kbase +
i*PAGE_SIZE);
struct page *upg = (vma && vma->vm_mm) ?
follow_page(vma, vma->vm_start + i*PAGE_SIZE, 0)
: NULL;
dump_one_vdso_page(pg, upg);
}
}
if (!vma || !is_32bit_task()) {
printk("vDSO64 @ %016lx:\n", (unsigned long)vdso64_kbase);
for (i=0; i<vdso64_pages; i++) {
struct page *pg = virt_to_page(vdso64_kbase +
i*PAGE_SIZE);
struct page *upg = (vma && vma->vm_mm) ?
follow_page(vma, vma->vm_start + i*PAGE_SIZE, 0)
: NULL;
dump_one_vdso_page(pg, upg);
}
}
}
#endif /* DEBUG */
/*
* This is called from binfmt_elf, we create the special vma for the
* vDSO and insert it into the mm struct tree