diff options
Diffstat (limited to 'fs/xfs/xfs_reflink.c')
| -rw-r--r-- | fs/xfs/xfs_reflink.c | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/fs/xfs/xfs_reflink.c b/fs/xfs/xfs_reflink.c index 22c11b98ab26..49e4913fa779 100644 --- a/fs/xfs/xfs_reflink.c +++ b/fs/xfs/xfs_reflink.c @@ -471,36 +471,6 @@ out: } /* - * Find the CoW reservation for a given byte offset of a file. - */ -bool -xfs_reflink_find_cow_mapping( - struct xfs_inode *ip, - xfs_off_t offset, - struct xfs_bmbt_irec *imap) -{ - struct xfs_ifork *ifp = XFS_IFORK_PTR(ip, XFS_COW_FORK); - xfs_fileoff_t offset_fsb; - struct xfs_bmbt_irec got; - struct xfs_iext_cursor icur; - - ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL | XFS_ILOCK_SHARED)); - - if (!xfs_is_reflink_inode(ip)) - return false; - offset_fsb = XFS_B_TO_FSBT(ip->i_mount, offset); - if (!xfs_iext_lookup_extent(ip, ifp, offset_fsb, &icur, &got)) - return false; - if (got.br_startoff > offset_fsb) - return false; - - trace_xfs_reflink_find_cow_mapping(ip, offset, 1, XFS_IO_OVERWRITE, - &got); - *imap = got; - return true; -} - -/* * Cancel CoW reservations for some block range of an inode. * * If cancel_real is true this function cancels all COW fork extents for the |