[PATCH v15 01/22] xfs: Add helper xfs_attr_node_remove_step
From: Allison Henderson <hidden>
Date: 2021-02-18 18:48:33
Subsystem:
filesystems (vfs and infrastructure), the rest, xfs filesystem · Maintainers:
Alexander Viro, Christian Brauner, Linus Torvalds, Carlos Maiolino
From: Allison Collins <redacted> This patch adds a new helper function xfs_attr_node_remove_step. This will help simplify and modularize the calling function xfs_attr_node_removename. Signed-off-by: Allison Henderson <redacted> Reviewed-by: Darrick J. Wong <redacted> Reviewed-by: Chandan Babu R <redacted> --- fs/xfs/libxfs/xfs_attr.c | 46 ++++++++++++++++++++++++++++++++++------------ 1 file changed, 34 insertions(+), 12 deletions(-)
diff --git a/fs/xfs/libxfs/xfs_attr.c b/fs/xfs/libxfs/xfs_attr.c
index 472b303..28ff93d 100644
--- a/fs/xfs/libxfs/xfs_attr.c
+++ b/fs/xfs/libxfs/xfs_attr.c@@ -1228,19 +1228,14 @@ xfs_attr_node_remove_rmt( * the root node (a special case of an intermediate node). */ STATIC int -xfs_attr_node_removename( - struct xfs_da_args *args) +xfs_attr_node_remove_step( + struct xfs_da_args *args, + struct xfs_da_state *state) { - struct xfs_da_state *state; struct xfs_da_state_blk *blk; int retval, error; struct xfs_inode *dp = args->dp; - trace_xfs_attr_node_removename(args); - - error = xfs_attr_node_removename_setup(args, &state); - if (error) - goto out; /* * If there is an out-of-line value, de-allocate the blocks.
@@ -1250,7 +1245,7 @@ xfs_attr_node_removename( if (args->rmtblkno > 0) { error = xfs_attr_node_remove_rmt(args, state); if (error) - goto out; + return error; } /*
@@ -1267,18 +1262,45 @@ xfs_attr_node_removename( if (retval && (state->path.active > 1)) { error = xfs_da3_join(state); if (error) - goto out; + return error; error = xfs_defer_finish(&args->trans); if (error) - goto out; + return error; /* * Commit the Btree join operation and start a new trans. */ error = xfs_trans_roll_inode(&args->trans, dp); if (error) - goto out; + return error; } + return error; +} + +/* + * Remove a name from a B-tree attribute list. + * + * This routine will find the blocks of the name to remove, remove them and + * shrink the tree if needed. + */ +STATIC int +xfs_attr_node_removename( + struct xfs_da_args *args) +{ + struct xfs_da_state *state = NULL; + int error; + struct xfs_inode *dp = args->dp; + + trace_xfs_attr_node_removename(args); + + error = xfs_attr_node_removename_setup(args, &state); + if (error) + goto out; + + error = xfs_attr_node_remove_step(args, state); + if (error) + goto out; + /* * If the result is small enough, push it all into the inode. */
--
2.7.4