1 files changed, 1 insertions, 63 deletions

diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index b5b31f8dd887..5066b0251ed8 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -123,56 +123,6 @@ static void release_task_mempolicy(struct proc_maps_private *priv)
 }
 #endif
 
-static void seq_print_vma_name(struct seq_file *m, struct vm_area_struct *vma)
-{
-	const char __user *name = vma_get_anon_name(vma);
-	struct mm_struct *mm = vma->vm_mm;
-
-	unsigned long page_start_vaddr;
-	unsigned long page_offset;
-	unsigned long num_pages;
-	unsigned long max_len = NAME_MAX;
-	int i;
-
-	page_start_vaddr = (unsigned long)name & PAGE_MASK;
-	page_offset = (unsigned long)name - page_start_vaddr;
-	num_pages = DIV_ROUND_UP(page_offset + max_len, PAGE_SIZE);
-
-	seq_puts(m, "[anon:");
-
-	for (i = 0; i < num_pages; i++) {
-		int len;
-		int write_len;
-		const char *kaddr;
-		long pages_pinned;
-		struct page *page;
-
-		pages_pinned = get_user_pages_remote(current, mm,
-				page_start_vaddr, 1, 0, &page, NULL, NULL);
-		if (pages_pinned < 1) {
-			seq_puts(m, "<fault>]");
-			return;
-		}
-
-		kaddr = (const char *)kmap(page);
-		len = min(max_len, PAGE_SIZE - page_offset);
-		write_len = strnlen(kaddr + page_offset, len);
-		seq_write(m, kaddr + page_offset, write_len);
-		kunmap(page);
-		put_page(page);
-
-		/* if strnlen hit a null terminator then we're done */
-		if (write_len != len)
-			break;
-
-		max_len -= len;
-		page_offset = 0;
-		page_start_vaddr += PAGE_SIZE;
-	}
-
-	seq_putc(m, ']');
-}
-
 static void *m_start(struct seq_file *m, loff_t *ppos)
 {
 	struct proc_maps_private *priv = m->private;
@@ -369,15 +319,8 @@ show_map_vma(struct seq_file *m, struct vm_area_struct *vma)
 			goto done;
 		}
 
-		if (is_stack(vma)) {
+		if (is_stack(vma))
 			name = "[stack]";
-			goto done;
-		}
-
-		if (vma_get_anon_name(vma)) {
-			seq_pad(m, ' ');
-			seq_print_vma_name(m, vma);
-		}
 	}
 
 done:
@@ -865,11 +808,6 @@ static int show_smap(struct seq_file *m, void *v)
 	smap_gather_stats(vma, &mss);
 
 	show_map_vma(m, vma);
-	if (vma_get_anon_name(vma)) {
-		seq_puts(m, "Name:           ");
-		seq_print_vma_name(m, vma);
-		seq_putc(m, '\n');
-	}
 
 	SEQ_PUT_DEC("Size:           ", vma->vm_end - vma->vm_start);
 	SEQ_PUT_DEC(" kB\nKernelPageSize: ", vma_kernel_pagesize(vma));