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| author | Christoph Hellwig <hch@infradead.org> | 2009-11-14 16:17:24 +0000 |
|---|---|---|
| committer | Alex Elder <aelder@sgi.com> | 2009-12-11 15:11:23 -0600 |
| commit | 30ac0683dd452ba273c8db92a74d8cf7aef981d8 (patch) | |
| tree | 656d403388b16d451c340a3b8ed0880296755016 /fs/xfs/xfs_mount.h | |
| parent | 0c3dc2b02a4996c13e26eb91296e8a309e0c6227 (diff) | |
| download | linux-3.10-30ac0683dd452ba273c8db92a74d8cf7aef981d8.tar.gz linux-3.10-30ac0683dd452ba273c8db92a74d8cf7aef981d8.tar.bz2 linux-3.10-30ac0683dd452ba273c8db92a74d8cf7aef981d8.zip | |
xfs: cleanup dmapi macros in the umount path
Stop the flag saving as we never mangle those in the unmount path, and
hide all the weird arguents to the dmapi code inside the
XFS_SEND_PREUNMOUNT / XFS_SEND_UNMOUNT macros.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <david@fromorbit.com>
Signed-off-by: Alex Elder <aelder@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_mount.h')
| -rw-r--r-- | fs/xfs/xfs_mount.h | 23 |
1 files changed, 19 insertions, 4 deletions
diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h index 23bf246fa85..1df7e450296 100644 --- a/fs/xfs/xfs_mount.h +++ b/fs/xfs/xfs_mount.h @@ -93,6 +93,9 @@ typedef struct xfs_dmops { xfs_send_unmount_t xfs_send_unmount; } xfs_dmops_t; +#define XFS_DMAPI_UNMOUNT_FLAGS(mp) \ + (((mp)->m_dmevmask & (1 << DM_EVENT_UNMOUNT)) ? 0 : DM_FLAGS_UNWANTED) + #define XFS_SEND_DATA(mp, ev,ip,off,len,fl,lock) \ (*(mp)->m_dm_ops->xfs_send_data)(ev,ip,off,len,fl,lock) #define XFS_SEND_MMAP(mp, vma,fl) \ @@ -101,12 +104,24 @@ typedef struct xfs_dmops { (*(mp)->m_dm_ops->xfs_send_destroy)(ip,right) #define XFS_SEND_NAMESP(mp, ev,b1,r1,b2,r2,n1,n2,mode,rval,fl) \ (*(mp)->m_dm_ops->xfs_send_namesp)(ev,NULL,b1,r1,b2,r2,n1,n2,mode,rval,fl) -#define XFS_SEND_PREUNMOUNT(mp,b1,r1,b2,r2,n1,n2,mode,rval,fl) \ - (*(mp)->m_dm_ops->xfs_send_namesp)(DM_EVENT_PREUNMOUNT,mp,b1,r1,b2,r2,n1,n2,mode,rval,fl) #define XFS_SEND_MOUNT(mp,right,path,name) \ (*(mp)->m_dm_ops->xfs_send_mount)(mp,right,path,name) -#define XFS_SEND_UNMOUNT(mp, ip,right,mode,rval,fl) \ - (*(mp)->m_dm_ops->xfs_send_unmount)(mp,ip,right,mode,rval,fl) +#define XFS_SEND_PREUNMOUNT(mp) \ +do { \ + if (mp->m_flags & XFS_MOUNT_DMAPI) { \ + (*(mp)->m_dm_ops->xfs_send_namesp)(DM_EVENT_PREUNMOUNT, mp, \ + (mp)->m_rootip, DM_RIGHT_NULL, \ + (mp)->m_rootip, DM_RIGHT_NULL, \ + NULL, NULL, 0, 0, XFS_DMAPI_UNMOUNT_FLAGS(mp)); \ + } \ +} while (0) +#define XFS_SEND_UNMOUNT(mp) \ +do { \ + if (mp->m_flags & XFS_MOUNT_DMAPI) { \ + (*(mp)->m_dm_ops->xfs_send_unmount)(mp, (mp)->m_rootip, \ + DM_RIGHT_NULL, 0, 0, XFS_DMAPI_UNMOUNT_FLAGS(mp)); \ + } \ +} while (0) #ifdef HAVE_PERCPU_SB |