[Crash-utility] [PATCH v2 4/6] Update the maple tree help info for tree cmd
HAGIO KAZUHITO(萩尾 一仁)
k-hagio-ab at nec.com
Mon Nov 7 07:53:04 UTC 2022
On 2022/10/25 21:38, Tao Liu wrote:
> Signed-off-by: Tao Liu <ltao at redhat.com>
> ---
> help.c | 45 +++++++++++++++++++++++----------------------
> 1 file changed, 23 insertions(+), 22 deletions(-)
>
> diff --git a/help.c b/help.c
> index 99214c1..fbe8a04 100644
> --- a/help.c
> +++ b/help.c
> @@ -6306,19 +6306,19 @@ NULL
>
> char *help_tree[] = {
> "tree",
> -"display radix tree, XArray or red-black tree",
> -"[-t [radix|xarray|rbtree]] [-r offset] [-[s|S] struct[.member[,member]]]\n -[x|d] [-o offset] [-l] [-p] [-N] start",
> -" This command dumps the contents of a radix tree, an XAarray, or a red-black",
> -" tree. The arguments are as follows:\n",
> +"display radix tree, XArray, red-black tree or maple tree",
> +"[-t [radix|xarray|rbtree|maple]] [-r offset] [-[s|S] struct[.member[,member]]]\n -[x|d] [-o offset] [-l] [-p] [-v] [-N] start",
> +" This command dumps the contents of a radix tree, an XAarray, a red-black",
> +" tree, or a maple tree. The arguments are as follows:\n",
> " -t type The type of tree to dump; the type string can be one of ",
> -" \"radix\", \"rbtree\", or \"xarray\", or alternatively, \"ra\",",
> -" \"rb\" or \"x\" are acceptable. If not specified, rbtree is the",
> -" default type.",
> +" \"radix\", \"rbtree\", \"xarray\", or \"maple\", or alternatively,",
> +" \"ra\", \"rb\", \"x\" or \"m\" are acceptable. If not specified,",
> +" rbtree is the default type.",
> " -r offset If the \"start\" argument is the address of a data structure that",
> -" contains an radix_tree_root, xarray or rb_root structure, then this",
> -" is the offset to that structure member. If the offset is non-zero,",
> -" then this option is required. The offset may be entered in either",
> -" of two manners:",
> +" contains an radix_tree_root, maple_tree_root, xarray or rb_root",
These should be a struct name in the kernel, so "maple_tree".
> +" structure, then this is the offset to that structure member. If the",
> +" offset is non-zero, then this option is required. The offset may be",
> +" entered in either of two manners:",
> " 1. In \"structure.member\" format.",
> " 2. A number of bytes.",
> " -o offset For red-black trees only, the offset of the rb_node within its ",
> @@ -6347,25 +6347,26 @@ char *help_tree[] = {
> " -p Display the node's position information, showing the relationship",
> " between it and the root. For red-black trees, a position that",
> " indicates \"root/l/r\" means that the node is the right child",
> -" of the left child of the root node. For radix trees and xarrays,",
> -" the index, the height, and the slot index values are shown with",
> -" respect to the root.",
> +" of the left child of the root node. For radix trees, xarrays and",
> +" maple tree, the index, the height, and the slot index values are",
Plural "maple trees".
> +" shown with respect to the root.",
> " -x Override default output format with hexadecimal format.",
> " -d Override default output format with decimal format.",
> +" -v For maple trees only, showing the contents of each maple tree node.",
> " ",
> " The meaning of the \"start\" argument, which can be expressed either in",
> " hexadecimal format or symbolically, depends upon whether the -N option",
> " is prepended:",
> " ",
> -" start The address of a radix_tree_root, xarray or rb_root structure, or",
> -" the address of a structure containing the radix_tree_root, xarray",
> -" or rb_root structure; if the latter, then the \"-r offset\" option",
> -" must be used if the member offset of the root structure is ",
> -" non-zero.",
> +" start The address of a radix_tree_root, maple_tree_root, xarray or rb_root",
> +" structure, or the address of a structure containing the radix_tree_root,",
> +" maple_tree_root, xarray or rb_root structure; if the latter, then",
Ditto, "maple_tree"
(Please take care not to be over 80 chars in an output line.)
> +" the \"-r offset\" option must be used if the member offset of the",
> +" root structure is non-zero.",
> " ",
> -" -N start The address of a radix_tree_node, xa_node or rb_node structure,",
> -" bypassing the radix_tree_root, xarray, or rb_root that points",
> -" to it.",
> +" -N start The address of a radix_tree_node, maple_tree_node, xa_node or rb_node",
> +" structure, bypassing the radix_tree_root, maple_tree_root, xarray,",
> +" or rb_root that points to it.",
Ditto, "maple_node" and "maple_tree".
The patch 5/6 and 6/6 look good to me.
Thanks,
Kazu
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