-l option has existed when crash git project initialization, but its help message was not accurate(extra arguments a|i|ic|id was missing). In addition, these symbols required by -l option was for the very *old old* kernels, at least >= 2.6 don't include them. And it looks like this option has not been fixed for a long time. Instead of document this option, hide it from help messages. Signed-off-by: Li Zhijian <lizhijian(a)fujitsu.com&gt; --- help.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/help.c b/help.c index cc7ab20e343e..d80e843703c1 100644 --- a/help.c +++ b/help.c @@ -6888,8 +6888,6 @@ char *help_kmem[] = { " members of the associated page struct are displayed.", " address when used with -c, the address must be a page pointer address;", " the page_hash_table entry containing the page is displayed.", -" address when used with -l, the address must be a page pointer address;", -" the page address is displayed if it is contained with the list.", " address when used with -v, the address can be a mapped kernel virtual", " address or physical address; the mapped region containing the", " address is displayed.\n", -- 2.29.2