Merge branch 'akpm' (Andrew's patch-bomb)

Merge random patches from Andrew Morton.

* Merge emailed patches from Andrew Morton <akpm@linux-foundation.org>: (32 commits)
  memblock: free allocated memblock_reserved_regions later
  mm: sparse: fix usemap allocation above node descriptor section
  mm: sparse: fix section usemap placement calculation
  xtensa: fix incorrect memset
  shmem: cleanup shmem_add_to_page_cache
  shmem: fix negative rss in memcg memory.stat
  tmpfs: revert SEEK_DATA and SEEK_HOLE
  drivers/rtc/rtc-twl.c: fix threaded IRQ to use IRQF_ONESHOT
  fat: fix non-atomic NFS i_pos read
  MAINTAINERS: add OMAP CPUfreq driver to OMAP Power Management section
  sgi-xp: nested calls to spin_lock_irqsave()
  fs: ramfs: file-nommu: add SetPageUptodate()
  drivers/rtc/rtc-mxc.c: fix irq enabled interrupts warning
  mm/memory_hotplug.c: release memory resources if hotadd_new_pgdat() fails
  h8300/uaccess: add mising __clear_user()
  h8300/uaccess: remove assignment to __gu_val in unhandled case of get_user()
  h8300/time: add missing #include <asm/irq_regs.h>
  h8300/signal: fix typo "statis"
  h8300/pgtable: add missing #include <asm-generic/pgtable.h>
  drivers/rtc/rtc-ab8500.c: ensure correct probing of the AB8500 RTC when Device Tree is enabled
  ...

3 files changed, 8 insertions, 8 deletions

diff --git a/fs/fat/inode.c b/fs/fat/inode.c
index a3d81ebf6d8..0038b32cb36 100644
--- a/fs/fat/inode.c
+++ b/fs/fat/inode.c
@@ -738,22 +738,21 @@ static int
 fat_encode_fh(struct inode *inode, __u32 *fh, int *lenp, struct inode *parent)
 {
         int len = *lenp;
-        u32 ipos_h, ipos_m, ipos_l;
+        struct msdos_sb_info *sbi = MSDOS_SB(inode->i_sb);
+        loff_t i_pos;
 
         if (len < 5) {
                 *lenp = 5;
                 return 255; /* no room */
         }
 
-        ipos_h = MSDOS_I(inode)->i_pos >> 8;
-        ipos_m = (MSDOS_I(inode)->i_pos & 0xf0) << 24;
-        ipos_l = (MSDOS_I(inode)->i_pos & 0x0f) << 28;
+        i_pos = fat_i_pos_read(sbi, inode);
         *lenp = 5;
         fh[0] = inode->i_ino;
         fh[1] = inode->i_generation;
-        fh[2] = ipos_h;
-        fh[3] = ipos_m | MSDOS_I(inode)->i_logstart;
-        fh[4] = ipos_l;
+        fh[2] = i_pos >> 8;
+        fh[3] = ((i_pos & 0xf0) << 24) | MSDOS_I(inode)->i_logstart;
+        fh[4] = (i_pos & 0x0f) << 28;
         if (parent)
                 fh[4] |= MSDOS_I(parent)->i_logstart;
         return 3;
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index 98513c8ed58..7602783d7f4 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -1950,7 +1950,7 @@ static int __ocfs2_change_file_space(struct file *file, struct inode *inode,
         if (ret < 0)
                 mlog_errno(ret);
 
-        if (file->f_flags & O_SYNC)
+        if (file && (file->f_flags & O_SYNC))
                 handle->h_sync = 1;
 
         ocfs2_commit_trans(osb, handle);
diff --git a/fs/ramfs/file-nommu.c b/fs/ramfs/file-nommu.c
index fbb0b478a34..d5378d02858 100644
--- a/fs/ramfs/file-nommu.c
+++ b/fs/ramfs/file-nommu.c
@@ -110,6 +110,7 @@ int ramfs_nommu_expand_for_mapping(struct inode *inode, size_t newsize)
 
                 /* prevent the page from being discarded on memory pressure */
                 SetPageDirty(page);
+                SetPageUptodate(page);
 
                 unlock_page(page);
                 put_page(page);