diff options
| author | Christoph Hellwig <hch@lst.de> | 2009-02-04 11:33:58 +0300 |
|---|---|---|
| committer | Christoph Hellwig <hch@brick.lst.de> | 2009-02-04 11:33:58 +0300 |
| commit | b93b6e434c046459cf3111c76dce46ba4abcb2b6 (patch) | |
| tree | 04277a4f1bae95d38ea775623db3aaac72d56f26 | |
| parent | f9057e3da79d18fdbd9d6adbb183f032c614feeb (diff) | |
| download | linux-b93b6e434c046459cf3111c76dce46ba4abcb2b6.tar.xz | |
xfs: make sure to free the real-time inodes in the mount error path
When mount fails after allocating the real-time inodes we currently leak
them. Add a new helper to free the real-time inodes which can be used by
both the mount and unmount path.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Felix Blyakher <felixb@sgi.com>
| -rw-r--r-- | fs/xfs/xfs_mount.c | 15 | ||||
| -rw-r--r-- | fs/xfs/xfs_rtalloc.c | 10 | ||||
| -rw-r--r-- | fs/xfs/xfs_rtalloc.h | 4 |
3 files changed, 21 insertions, 8 deletions
diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c index 86ac80c897c3..664961e45e02 100644 --- a/fs/xfs/xfs_mount.c +++ b/fs/xfs/xfs_mount.c @@ -1138,7 +1138,7 @@ xfs_mountfs( error = xfs_mount_log_sb(mp, mp->m_update_flags); if (error) { cmn_err(CE_WARN, "XFS: failed to write sb changes"); - goto out_rele_rip; + goto out_rtunmount; } } @@ -1147,7 +1147,7 @@ xfs_mountfs( */ error = XFS_QM_INIT(mp, "amount, "aflags); if (error) - goto out_rele_rip; + goto out_rtunmount; /* * Finish recovering the file system. This part needed to be @@ -1157,7 +1157,7 @@ xfs_mountfs( error = xfs_log_mount_finish(mp); if (error) { cmn_err(CE_WARN, "XFS: log mount finish failed"); - goto out_rele_rip; + goto out_rtunmount; } /* @@ -1165,7 +1165,7 @@ xfs_mountfs( */ error = XFS_QM_MOUNT(mp, quotamount, quotaflags); if (error) - goto out_rele_rip; + goto out_rtunmount; /* * Now we are mounted, reserve a small amount of unused space for @@ -1189,6 +1189,8 @@ xfs_mountfs( return 0; + out_rtunmount: + xfs_rtunmount_inodes(mp); out_rele_rip: IRELE(rip); out_log_dealloc: @@ -1219,10 +1221,7 @@ xfs_unmountfs( */ XFS_QM_UNMOUNT(mp); - if (mp->m_rbmip) - IRELE(mp->m_rbmip); - if (mp->m_rsumip) - IRELE(mp->m_rsumip); + xfs_rtunmount_inodes(mp); IRELE(mp->m_rootip); /* diff --git a/fs/xfs/xfs_rtalloc.c b/fs/xfs/xfs_rtalloc.c index c5bb86f3ec05..385f6dceba5d 100644 --- a/fs/xfs/xfs_rtalloc.c +++ b/fs/xfs/xfs_rtalloc.c @@ -2288,6 +2288,16 @@ xfs_rtmount_inodes( return 0; } +void +xfs_rtunmount_inodes( + struct xfs_mount *mp) +{ + if (mp->m_rbmip) + IRELE(mp->m_rbmip); + if (mp->m_rsumip) + IRELE(mp->m_rsumip); +} + /* * Pick an extent for allocation at the start of a new realtime file. * Use the sequence number stored in the atime field of the bitmap inode. diff --git a/fs/xfs/xfs_rtalloc.h b/fs/xfs/xfs_rtalloc.h index 8d8dcd215716..3bac681218a4 100644 --- a/fs/xfs/xfs_rtalloc.h +++ b/fs/xfs/xfs_rtalloc.h @@ -108,6 +108,9 @@ xfs_rtfree_extent( int /* error */ xfs_rtmount_init( struct xfs_mount *mp); /* file system mount structure */ +void +xfs_rtunmount_inodes( + struct xfs_mount *mp); /* * Get the bitmap and summary inodes into the mount structure @@ -146,6 +149,7 @@ xfs_growfs_rt( # define xfs_growfs_rt(mp,in) (ENOSYS) # define xfs_rtmount_init(m) (((mp)->m_sb.sb_rblocks == 0)? 0 : (ENOSYS)) # define xfs_rtmount_inodes(m) (((mp)->m_sb.sb_rblocks == 0)? 0 : (ENOSYS)) +# define xfs_rtunmount_inodes(m) #endif /* CONFIG_XFS_RT */ #endif /* __KERNEL__ */ |