/*
- * linux/arch/ppc64/kernel/vdso.c
- *
* Copyright (C) 2004 Benjamin Herrenschmidt, IBM Corp.
* <benh@kernel.crashing.org>
*
#include <asm/machdep.h>
#include <asm/cputable.h>
#include <asm/sections.h>
+#include <asm/firmware.h>
#include <asm/vdso.h>
#include <asm/vdso_datapage.h>
struct page *pg = virt_to_page(vdso32_kbase +
i*PAGE_SIZE);
struct page *upg = (vma && vma->vm_mm) ?
- follow_page(vma->vm_mm, vma->vm_start +
- i*PAGE_SIZE, 0)
+ follow_page(vma, vma->vm_start + i*PAGE_SIZE, 0)
: NULL;
dump_one_vdso_page(pg, upg);
}
struct page *pg = virt_to_page(vdso64_kbase +
i*PAGE_SIZE);
struct page *upg = (vma && vma->vm_mm) ?
- follow_page(vma->vm_mm, vma->vm_start +
- i*PAGE_SIZE, 0)
+ follow_page(vma, vma->vm_start + i*PAGE_SIZE, 0)
: NULL;
dump_one_vdso_page(pg, upg);
}
unsigned long offset = address - vma->vm_start;
struct page *pg;
#ifdef CONFIG_PPC64
- void *vbase = test_thread_flag(TIF_32BIT) ?
- vdso32_kbase : vdso64_kbase;
+ void *vbase = (vma->vm_mm->task_size > TASK_SIZE_USER32) ?
+ vdso64_kbase : vdso32_kbase;
#else
void *vbase = vdso32_kbase;
#endif
vdso_data->version.major = SYSTEMCFG_MAJOR;
vdso_data->version.minor = SYSTEMCFG_MINOR;
vdso_data->processor = mfspr(SPRN_PVR);
- vdso_data->platform = _machine;
+ /*
+ * Fake the old platform number for pSeries and iSeries and add
+ * in LPAR bit if necessary
+ */
+ vdso_data->platform = machine_is(iseries) ? 0x200 : 0x100;
+ if (firmware_has_feature(FW_FEATURE_LPAR))
+ vdso_data->platform |= 1;
vdso_data->physicalMemorySize = lmb_phys_mem_size();
vdso_data->dcache_size = ppc64_caches.dsize;
vdso_data->dcache_line_size = ppc64_caches.dline_size;