-----Original Message----- > Sometimes, the sys command may be misused, but it doesn't display > the expected help information, for example: > > Without the patch: > crash> sys kmem > NAME > kmem - kernel memory > SYNOPSIS > kmem [-f|-F|-c|-C|-i|-v|-V|-n|-z|-o|-h] [-p | -m member[,member]] > [[-s|-S|-S=cpu[s]|-r] [slab] [-I slab[,slab]]] [-g [flags]] [[-P] address]] > ... > crash> sys abc > crash> Just my preference for readability, to distinguish prompt and output from others, could you add spaces at the beginning of the lines like this? Without the patch: crash> sys kmem NAME kmem - kernel memory ^^ Otherwise, looks good. Thank you for the fix. Acked-by: Kazuhito Hagio <k-hagio-ab@xxxxxxx> Kazu > > With the patch: > crash> sys kmem > Usage: > sys [-c [name|number]] [-t] [-i] config > Enter "help sys" for details. > crash> sys abc > Usage: > sys [-c [name|number]] [-t] [-i] config > Enter "help sys" for details. > > Signed-off-by: Lianbo Jiang <lijiang@xxxxxxxxxx> > --- > kernel.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/kernel.c b/kernel.c > index 9c4aabffe580..1c6344735299 100644 > --- a/kernel.c > +++ b/kernel.c > @@ -5476,7 +5476,7 @@ cmd_sys(void) > else if (STREQ(args[optind], "config")) > read_in_kernel_config(IKCFG_READ); > else > - cmd_usage(args[optind], COMPLETE_HELP); > + cmd_usage(pc->curcmd, SYNOPSIS); > optind++; > } while (args[optind]); > } > -- > 2.20.1 -- Crash-utility mailing list Crash-utility@xxxxxxxxxx https://listman.redhat.com/mailman/listinfo/crash-utility