[PATCH 04/40] lib: Convert str_to_list() to use alist
Sughosh Ganu
sughosh.ganu at linaro.org
Thu Jul 25 14:54:32 CEST 2024
On Thu, 25 Jul 2024 at 02:24, Tom Rini <trini at konsulko.com> wrote:
>
> On Wed, Jul 24, 2024 at 11:31:48AM +0530, Sughosh Ganu wrote:
>
> > From: Simon Glass <sjg at chromium.org>
> >
> > Use this new data structure in the utility function.
> >
> > Signed-off-by: Simon Glass <sjg at chromium.org>
> > Signed-off-by: Sughosh Ganu <sughosh.ganu at linaro.org>
> > ---
> > lib/strto.c | 35 +++++++++++++++++++----------------
> > 1 file changed, 19 insertions(+), 16 deletions(-)
>
> This is rather big growth when we didn't already have realloc:
> 05: lib: Convert str_to_list() to use alist
> aarch64: (for 1/1 boards) all +1765.0 rodata +37.0 text +1728.0
> xilinx_versal_mini_emmc0: all +1765 rodata +37 text +1728
> u-boot: add: 7/0, grow: 1/0 bytes: 1728/0 (1728)
> function old new delta
> realloc - 1120 +1120
> alist_ensure_ptr - 140 +140
> alist_expand_to - 136 +136
> alist_init - 108 +108
> alist_uninit_move_ptr - 76 +76
> alist_add_ptr - 72 +72
> alist_uninit - 48 +48
> str_to_list 204 232 +28
>
I am working on an implementation of lmb maps using lists. The list
nodes are then allocated with calloc, which I believe is included in
most of the board images. We can then compare the size impact with the
two implementations (alist vs list). Thanks.
-sughosh
> --
> Tom
More information about the U-Boot
mailing list