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| author | David Chinner <dgc@sgi.com> | 2006-03-14 05:23:52 +0300 |
|---|---|---|
| committer | Nathan Scott <nathans@sgi.com> | 2006-03-14 05:23:52 +0300 |
| commit | e8234a6871aa0de1ed0aeeecb5230ecf3ab414e2 (patch) | |
| tree | b88093459262dcae16a237faf45200052629d19b /fs/xfs/xfs_mount.h | |
| parent | 2d0f864be3266eb0a8b4b48f36e2f777eace00b3 (diff) | |
| download | linux-e8234a6871aa0de1ed0aeeecb5230ecf3ab414e2.tar.xz | |
[XFS] Add support for hotplug CPUs to the per-CPU superblock counters by
registering a notifier callback that listens to CPU up/down events to
modify the counters appropriately.
SGI-PV: 949726
SGI-Modid: xfs-linux-melb:xfs-kern:25214a
Signed-off-by: David Chinner <dgc@sgi.com>
Signed-off-by: Nathan Scott <nathans@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_mount.h')
| -rw-r--r-- | fs/xfs/xfs_mount.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h index 7cca5110ca44..9d2ffbdc37a9 100644 --- a/fs/xfs/xfs_mount.h +++ b/fs/xfs/xfs_mount.h @@ -401,6 +401,7 @@ typedef struct xfs_mount { #ifdef HAVE_PERCPU_SB xfs_icsb_cnts_t *m_sb_cnts; /* per-cpu superblock counters */ unsigned long m_icsb_counters; /* disabled per-cpu counters */ + struct notifier_block m_icsb_notifier; /* hotplug cpu notifier */ #endif } xfs_mount_t; |