proc: switch /proc/meminfo to seq_file

and move it to fs/proc/meminfo.c while I'm at it.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>

1 files changed, 5 insertions, 6 deletions

diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c
index 407d8784f669..f1dc1b75d166 100644
--- a/arch/x86/mm/pageattr.c
+++ b/arch/x86/mm/pageattr.c
@@ -65,23 +65,22 @@ static void split_page_count(int level)
         direct_pages_count[level - 1] += PTRS_PER_PTE;
 }
 
-int arch_report_meminfo(char *page)
+void arch_report_meminfo(struct seq_file *m)
 {
-        int n = sprintf(page, "DirectMap4k:  %8lu kB\n",
+        seq_printf(m, "DirectMap4k:  %8lu kB\n",
                         direct_pages_count[PG_LEVEL_4K] << 2);
 #if defined(CONFIG_X86_64) || defined(CONFIG_X86_PAE)
-        n += sprintf(page + n, "DirectMap2M:  %8lu kB\n",
+        seq_printf(m, "DirectMap2M:  %8lu kB\n",
                         direct_pages_count[PG_LEVEL_2M] << 11);
 #else
-        n += sprintf(page + n, "DirectMap4M:  %8lu kB\n",
+        seq_printf(m, "DirectMap4M:  %8lu kB\n",
                         direct_pages_count[PG_LEVEL_2M] << 12);
 #endif
 #ifdef CONFIG_X86_64
         if (direct_gbpages)
-                n += sprintf(page + n, "DirectMap1G:  %8lu kB\n",
+                seq_printf(m, "DirectMap1G:  %8lu kB\n",
                         direct_pages_count[PG_LEVEL_1G] << 20);
 #endif
-        return n;
 }
 #else
 static inline void split_page_count(int level) { }