[PATCH] Revert "fdtdec: drop needlessly convoluted CONFIG_PHANDLE_CHECK_SEQ"
trini at konsulko.com
Sun Jul 3 14:43:29 CEST 2022
On Sun, Jul 03, 2022 at 02:32:42AM -0600, Simon Glass wrote:
> On Sun, 3 Jul 2022 at 02:25, Simon Glass <sjg at chromium.org> wrote:
> > The fdt_path_offset() function is slow since it must scan the tree.
> > This substantial overhead now applies to all boards.
> > The original code may not be ideal but it is fit for purpose and is only
> > needed on a few boards.
> > We should revert this in time for the release.
> > This reverts commit 26f981f295d00351b6f0c69b5317b254b2361cc0.
> > Signed-off-by: Simon Glass <sjg at chromium.org>
> > ---
> > configs/am65x_evm_a53_defconfig | 1 +
> > configs/evb-ast2600_defconfig | 1 +
> > configs/sama7g5ek_mmc1_defconfig | 1 +
> > configs/sama7g5ek_mmc_defconfig | 1 +
> > lib/Kconfig | 7 +++++++
> > lib/fdtdec.c | 7 +++++--
> > 6 files changed, 16 insertions(+), 2 deletions(-)
> Please also see the context here:
Previously when we've had issues of making the fast path slow, people
have posted measurements of before/after in order to demonstrate the
problem. Can we please get some logs of before/after and various
possible solutions? Thanks.
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