Messages in this thread Patch in this message | | | From | Roland McGrath <> | Subject | [PATCH 7/11] x86_64 ia32 vDSO: define arch_vma_name | Date | Sat, 13 Jan 2007 21:36:01 -0800 (PST) |
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This patch makes x86_64 define arch_vma_name for CONFIG_IA32_EMULATION. This makes the ia32 vDSO mapping appear in /proc/PID/maps with "[vdso]" for ia32 processes, as it does on native i386.
Signed-off-by: Roland McGrath <roland@redhat.com> --- arch/x86_64/ia32/syscall32.c | 8 ++++++++ 1 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/arch/x86_64/ia32/syscall32.c b/arch/x86_64/ia32/syscall32.c index 3ac9355..59f1fa1 100644 --- a/arch/x86_64/ia32/syscall32.c +++ b/arch/x86_64/ia32/syscall32.c @@ -82,6 +82,14 @@ int syscall32_setup_pages(struct linux_b return 0; } +const char *arch_vma_name(struct vm_area_struct *vma) +{ + if (vma->vm_start == VSYSCALL32_BASE && + vma->vm_mm && vma->vm_mm->task_size == IA32_PAGE_OFFSET) + return "[vdso]"; + return NULL; +} + static int __init init_syscall32(void) { syscall32_page = (void *)get_zeroed_page(GFP_KERNEL); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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