From: Alex Shi <alex.shi@xxxxxxxxxxxxxxxxx> Subject: mm/vmalloc: add 'align' parameter explanation for pvm_determine_end_from_reverse Kernel-doc markup has a issue on pvm_determine_end_from_reverse: mm/vmalloc.c:3145: warning: Function parameter or member 'align' not described in 'pvm_determine_end_from_reverse' Add a explanation for it to remove the warning. Link: https://lkml.kernel.org/r/1605605088-30668-3-git-send-email-alex.shi@xxxxxxxxxxxxxxxxx Signed-off-by: Alex Shi <alex.shi@xxxxxxxxxxxxxxxxx> Cc: Jonathan Corbet <corbet@xxxxxxx> Cc: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- mm/vmalloc.c | 1 + 1 file changed, 1 insertion(+) --- a/mm/vmalloc.c~mm-vmalloc-add-align-parameter-explanation-for-pvm_determine_end_from_reverse +++ a/mm/vmalloc.c @@ -3151,6 +3151,7 @@ pvm_find_va_enclose_addr(unsigned long a * @va: * in - the VA we start the search(reverse order); * out - the VA with the highest aligned end address. + * @align: alignment for required highest address * * Returns: determined end address within vmap_area */ _