Am 31.07.2015 um 14:26 schrieb Daniel P. Berrange: > On Fri, Jul 31, 2015 at 03:23:22PM +0300, Pavel Fedin wrote: >> Expansion of [*] suffix is very slow because index expansion is done using >> trial and error strategy, starting every time from zero and retrying with >> the next index until insertion succeeds. With large number of already added >> properties this process takes huge amount of time (O(n^2) complexity). >> >> Some architectures (like ARM) use very large amount of IRQ pins in interrupt >> controller models. This flaw makes machine startup extremely slow >> (~20 seconds for ARM64 with 32 CPUs. This patch decreases this time down to >> ~10 seconds. >> >> Also in qdev_init_gpio_out_named() memset() is now called only once for the >> whole array instead of per-cell cleaning >> >> Signed-off-by: Pavel Fedin <p.fe...@samsung.com> >> --- >> hw/core/qdev.c | 21 +++++++++++++++------ >> 1 file changed, 15 insertions(+), 6 deletions(-) > > Reviewed-by: Daniel P. Berrange <berra...@redhat.com>
Thanks, queued on qom-next now: https://github.com/afaerber/qemu-cpu/commits/qom-next Regards, Andreas -- SUSE Linux GmbH, Maxfeldstr. 5, 90409 Nürnberg, Germany GF: Felix Imendörffer, Jane Smithard, Graham Norton; HRB 21284 (AG Nürnberg)
