Merge branch 'for-2.6.39/core' of git://git.kernel.dk/linux-2.6-block

* 'for-2.6.39/core' of git://git.kernel.dk/linux-2.6-block: (65 commits)
  Documentation/iostats.txt: bit-size reference etc.
  cfq-iosched: removing unnecessary think time checking
  cfq-iosched: Don't clear queue stats when preempt.
  blk-throttle: Reset group slice when limits are changed
  blk-cgroup: Only give unaccounted_time under debug
  cfq-iosched: Don't set active queue in preempt
  block: fix non-atomic access to genhd inflight structures
  block: attempt to merge with existing requests on plug flush
  block: NULL dereference on error path in __blkdev_get()
  cfq-iosched: Don't update group weights when on service tree
  fs: assign sb->s_bdi to default_backing_dev_info if the bdi is going away
  block: Require subsystems to explicitly allocate bio_set integrity mempool
  jbd2: finish conversion from WRITE_SYNC_PLUG to WRITE_SYNC and explicit plugging
  jbd: finish conversion from WRITE_SYNC_PLUG to WRITE_SYNC and explicit plugging
  fs: make fsync_buffers_list() plug
  mm: make generic_writepages() use plugging
  blk-cgroup: Add unaccounted time to timeslice_used.
  block: fixup plugging stubs for !CONFIG_BLOCK
  block: remove obsolete comments for blkdev_issue_zeroout.
  blktrace: Use rq->cmd_flags directly in blk_add_trace_rq.
  ...

Fix up conflicts in fs/{aio.c,super.c}

1 files changed, 8 insertions, 6 deletions

diff --git a/drivers/ide/ide-gd.c b/drivers/ide/ide-gd.c
index 35c4b43585e3..c4ffd4888939 100644
--- a/drivers/ide/ide-gd.c
+++ b/drivers/ide/ide-gd.c
@@ -285,11 +285,12 @@ static int ide_gd_getgeo(struct block_device *bdev, struct hd_geometry *geo)
         return 0;
 }
 
-static int ide_gd_media_changed(struct gendisk *disk)
+static unsigned int ide_gd_check_events(struct gendisk *disk,
+                                        unsigned int clearing)
 {
         struct ide_disk_obj *idkp = ide_drv_g(disk, ide_disk_obj);
         ide_drive_t *drive = idkp->drive;
-        int ret;
+        bool ret;
 
         /* do not scan partitions twice if this is a removable device */
         if (drive->dev_flags & IDE_DFLAG_ATTACH) {
@@ -297,10 +298,10 @@ static int ide_gd_media_changed(struct gendisk *disk)
                 return 0;
         }
 
-        ret = !!(drive->dev_flags & IDE_DFLAG_MEDIA_CHANGED);
+        ret = drive->dev_flags & IDE_DFLAG_MEDIA_CHANGED;
         drive->dev_flags &= ~IDE_DFLAG_MEDIA_CHANGED;
 
-        return ret;
+        return ret ? DISK_EVENT_MEDIA_CHANGE : 0;
 }
 
 static void ide_gd_unlock_native_capacity(struct gendisk *disk)
@@ -318,7 +319,7 @@ static int ide_gd_revalidate_disk(struct gendisk *disk)
         struct ide_disk_obj *idkp = ide_drv_g(disk, ide_disk_obj);
         ide_drive_t *drive = idkp->drive;
 
-        if (ide_gd_media_changed(disk))
+        if (ide_gd_check_events(disk, 0))
                 drive->disk_ops->get_capacity(drive);
 
         set_capacity(disk, ide_gd_capacity(drive));
@@ -340,7 +341,7 @@ static const struct block_device_operations ide_gd_ops = {
         .release                = ide_gd_release,
         .ioctl                  = ide_gd_ioctl,
         .getgeo                 = ide_gd_getgeo,
-        .media_changed          = ide_gd_media_changed,
+        .check_events           = ide_gd_check_events,
         .unlock_native_capacity = ide_gd_unlock_native_capacity,
         .revalidate_disk        = ide_gd_revalidate_disk
 };
@@ -412,6 +413,7 @@ static int ide_gd_probe(ide_drive_t *drive)
         if (drive->dev_flags & IDE_DFLAG_REMOVABLE)
                 g->flags = GENHD_FL_REMOVABLE;
         g->fops = &ide_gd_ops;
+        g->events = DISK_EVENT_MEDIA_CHANGE;
         add_disk(g);
         return 0;