diff options
author | Christoph Hellwig <hch@lst.de> | 2020-05-18 20:29:27 +0300 |
---|---|---|
committer | Darrick J. Wong <darrick.wong@oracle.com> | 2020-05-19 19:40:59 +0300 |
commit | ef8385128d4b31a382d496b1c433697993bd0bfb (patch) | |
tree | 96896d29005b32ec5a38d7ca4593364c098615a6 /fs/xfs | |
parent | f7e67b20ecbbcb9180c888a5c4fde267935e075f (diff) | |
download | linux-ef8385128d4b31a382d496b1c433697993bd0bfb.tar.xz |
xfs: cleanup xfs_idestroy_fork
Move freeing the dynamically allocated attr and COW fork, as well
as zeroing the pointers where actually needed into the callers, and
just pass the xfs_ifork structure to xfs_idestroy_fork. Also simplify
the kmem_free calls by not checking for NULL first.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Chandan Babu R <chandanrlinux@gmail.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Diffstat (limited to 'fs/xfs')
-rw-r--r-- | fs/xfs/libxfs/xfs_attr_leaf.c | 7 | ||||
-rw-r--r-- | fs/xfs/libxfs/xfs_inode_buf.c | 2 | ||||
-rw-r--r-- | fs/xfs/libxfs/xfs_inode_fork.c | 32 | ||||
-rw-r--r-- | fs/xfs/libxfs/xfs_inode_fork.h | 2 | ||||
-rw-r--r-- | fs/xfs/xfs_attr_inactive.c | 7 | ||||
-rw-r--r-- | fs/xfs/xfs_icache.c | 15 |
6 files changed, 28 insertions, 37 deletions
diff --git a/fs/xfs/libxfs/xfs_attr_leaf.c b/fs/xfs/libxfs/xfs_attr_leaf.c index 9ca33d064f83..f3d18a1f5b20 100644 --- a/fs/xfs/libxfs/xfs_attr_leaf.c +++ b/fs/xfs/libxfs/xfs_attr_leaf.c @@ -717,11 +717,10 @@ xfs_attr_fork_remove( { ASSERT(ip->i_afp->if_nextents == 0); - xfs_idestroy_fork(ip, XFS_ATTR_FORK); + xfs_idestroy_fork(ip->i_afp); + kmem_cache_free(xfs_ifork_zone, ip->i_afp); + ip->i_afp = NULL; ip->i_d.di_forkoff = 0; - - ASSERT(ip->i_afp == NULL); - xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE); } diff --git a/fs/xfs/libxfs/xfs_inode_buf.c b/fs/xfs/libxfs/xfs_inode_buf.c index ab555671e154..6f84ea85fdd8 100644 --- a/fs/xfs/libxfs/xfs_inode_buf.c +++ b/fs/xfs/libxfs/xfs_inode_buf.c @@ -271,7 +271,7 @@ xfs_inode_from_disk( return 0; out_destroy_data_fork: - xfs_idestroy_fork(ip, XFS_DATA_FORK); + xfs_idestroy_fork(&ip->i_df); return error; } diff --git a/fs/xfs/libxfs/xfs_inode_fork.c b/fs/xfs/libxfs/xfs_inode_fork.c index ef43b4893766..28b366275ae0 100644 --- a/fs/xfs/libxfs/xfs_inode_fork.c +++ b/fs/xfs/libxfs/xfs_inode_fork.c @@ -503,38 +503,24 @@ xfs_idata_realloc( void xfs_idestroy_fork( - xfs_inode_t *ip, - int whichfork) + struct xfs_ifork *ifp) { - struct xfs_ifork *ifp; - - ifp = XFS_IFORK_PTR(ip, whichfork); if (ifp->if_broot != NULL) { kmem_free(ifp->if_broot); ifp->if_broot = NULL; } /* - * If the format is local, then we can't have an extents - * array so just look for an inline data array. If we're - * not local then we may or may not have an extents list, - * so check and free it up if we do. + * If the format is local, then we can't have an extents array so just + * look for an inline data array. If we're not local then we may or may + * not have an extents list, so check and free it up if we do. */ if (ifp->if_format == XFS_DINODE_FMT_LOCAL) { - if (ifp->if_u1.if_data != NULL) { - kmem_free(ifp->if_u1.if_data); - ifp->if_u1.if_data = NULL; - } - } else if ((ifp->if_flags & XFS_IFEXTENTS) && ifp->if_height) { - xfs_iext_destroy(ifp); - } - - if (whichfork == XFS_ATTR_FORK) { - kmem_cache_free(xfs_ifork_zone, ip->i_afp); - ip->i_afp = NULL; - } else if (whichfork == XFS_COW_FORK) { - kmem_cache_free(xfs_ifork_zone, ip->i_cowfp); - ip->i_cowfp = NULL; + kmem_free(ifp->if_u1.if_data); + ifp->if_u1.if_data = NULL; + } else if (ifp->if_flags & XFS_IFEXTENTS) { + if (ifp->if_height) + xfs_iext_destroy(ifp); } } diff --git a/fs/xfs/libxfs/xfs_inode_fork.h b/fs/xfs/libxfs/xfs_inode_fork.h index d849cca103ed..a4953e95c4f3 100644 --- a/fs/xfs/libxfs/xfs_inode_fork.h +++ b/fs/xfs/libxfs/xfs_inode_fork.h @@ -86,7 +86,7 @@ int xfs_iformat_data_fork(struct xfs_inode *, struct xfs_dinode *); int xfs_iformat_attr_fork(struct xfs_inode *, struct xfs_dinode *); void xfs_iflush_fork(struct xfs_inode *, struct xfs_dinode *, struct xfs_inode_log_item *, int); -void xfs_idestroy_fork(struct xfs_inode *, int); +void xfs_idestroy_fork(struct xfs_ifork *ifp); void xfs_idata_realloc(struct xfs_inode *ip, int64_t byte_diff, int whichfork); void xfs_iroot_realloc(struct xfs_inode *, int, int); diff --git a/fs/xfs/xfs_attr_inactive.c b/fs/xfs/xfs_attr_inactive.c index 00ffc46c0bf7..bfad669e6b2f 100644 --- a/fs/xfs/xfs_attr_inactive.c +++ b/fs/xfs/xfs_attr_inactive.c @@ -388,8 +388,11 @@ out_cancel: xfs_trans_cancel(trans); out_destroy_fork: /* kill the in-core attr fork before we drop the inode lock */ - if (dp->i_afp) - xfs_idestroy_fork(dp, XFS_ATTR_FORK); + if (dp->i_afp) { + xfs_idestroy_fork(dp->i_afp); + kmem_cache_free(xfs_ifork_zone, dp->i_afp); + dp->i_afp = NULL; + } if (lock_mode) xfs_iunlock(dp, lock_mode); return error; diff --git a/fs/xfs/xfs_icache.c b/fs/xfs/xfs_icache.c index c09b3e9eab1d..d806d3bfa893 100644 --- a/fs/xfs/xfs_icache.c +++ b/fs/xfs/xfs_icache.c @@ -87,15 +87,18 @@ xfs_inode_free_callback( case S_IFREG: case S_IFDIR: case S_IFLNK: - xfs_idestroy_fork(ip, XFS_DATA_FORK); + xfs_idestroy_fork(&ip->i_df); break; } - if (ip->i_afp) - xfs_idestroy_fork(ip, XFS_ATTR_FORK); - if (ip->i_cowfp) - xfs_idestroy_fork(ip, XFS_COW_FORK); - + if (ip->i_afp) { + xfs_idestroy_fork(ip->i_afp); + kmem_cache_free(xfs_ifork_zone, ip->i_afp); + } + if (ip->i_cowfp) { + xfs_idestroy_fork(ip->i_cowfp); + kmem_cache_free(xfs_ifork_zone, ip->i_cowfp); + } if (ip->i_itemp) { ASSERT(!test_bit(XFS_LI_IN_AIL, &ip->i_itemp->ili_item.li_flags)); |