Merge branch 'hwpoison' of git://git.kernel.org/pub/scm/linux/kernel/git/ak/linux-mce-2.6

* 'hwpoison' of git://git.kernel.org/pub/scm/linux/kernel/git/ak/linux-mce-2.6: (21 commits)
  HWPOISON: Enable error_remove_page on btrfs
  HWPOISON: Add simple debugfs interface to inject hwpoison on arbitary PFNs
  HWPOISON: Add madvise() based injector for hardware poisoned pages v4
  HWPOISON: Enable error_remove_page for NFS
  HWPOISON: Enable .remove_error_page for migration aware file systems
  HWPOISON: The high level memory error handler in the VM v7
  HWPOISON: Add PR_MCE_KILL prctl to control early kill behaviour per process
  HWPOISON: shmem: call set_page_dirty() with locked page
  HWPOISON: Define a new error_remove_page address space op for async truncation
  HWPOISON: Add invalidate_inode_page
  HWPOISON: Refactor truncate to allow direct truncating of page v2
  HWPOISON: check and isolate corrupted free pages v2
  HWPOISON: Handle hardware poisoned pages in try_to_unmap
  HWPOISON: Use bitmask/action code for try_to_unmap behaviour
  HWPOISON: x86: Add VM_FAULT_HWPOISON handling to x86 page fault handler v2
  HWPOISON: Add poison check to page fault handling
  HWPOISON: Add basic support for poisoned pages in fault handler v3
  HWPOISON: Add new SIGBUS error codes for hardware poison signals
  HWPOISON: Add support for poison swap entries v2
  HWPOISON: Export some rmap vma locking to outside world
  ...

1 files changed, 8 insertions, 1 deletions

diff --git a/fs/proc/meminfo.c b/fs/proc/meminfo.c
index 171e052c07b3..c7bff4f603ff 100644
--- a/fs/proc/meminfo.c
+++ b/fs/proc/meminfo.c
@@ -97,7 +97,11 @@ static int meminfo_proc_show(struct seq_file *m, void *v)
                 "Committed_AS:   %8lu kB\n"
                 "VmallocTotal:   %8lu kB\n"
                 "VmallocUsed:    %8lu kB\n"
-                "VmallocChunk:   %8lu kB\n",
+                "VmallocChunk:   %8lu kB\n"
+#ifdef CONFIG_MEMORY_FAILURE
+                "HardwareCorrupted: %8lu kB\n"
+#endif
+                ,
                 K(i.totalram),
                 K(i.freeram),
                 K(i.bufferram),
@@ -144,6 +148,9 @@ static int meminfo_proc_show(struct seq_file *m, void *v)
                 (unsigned long)VMALLOC_TOTAL >> 10,
                 vmi.used >> 10,
                 vmi.largest_chunk >> 10
+#ifdef CONFIG_MEMORY_FAILURE
+                ,atomic_long_read(&mce_bad_pages) << (PAGE_SHIFT - 10)
+#endif
                 );
 
         hugetlb_report_meminfo(m);