On Sat, Dec 20, 2014 at 6:10 PM, Greg KH <gre...@linuxfoundation.org> wrote: > On Sat, Dec 20, 2014 at 10:45:34AM +0000, Hoyer, Marko (ADITG/SW2) wrote: >> Hi, >> >> > -----Original Message----- >> > From: systemd-devel [mailto:systemd-devel- >> > boun...@lists.freedesktop.org] On Behalf Of Umut Tezduyar Lindskog >> > Sent: Tuesday, December 16, 2014 4:55 PM >> > To: systemd-devel@lists.freedesktop.org >> > Subject: [systemd-devel] Improving module loading >> > >> > Hi, >> > >> > Is there a reason why systemd-modules-load is loading modules >> > sequentially? Few things can happen simultaneously like resolving the >> > symbols etc. Seems like modules_mutex is common on module loads which >> > gets locked up on few occasions throughout the execution of >> > sys_init_module. >> >> We are actually doing this (in embedded systems which need to be up >> very fast with limited resources) and gained a lot. Mainly, IO and CPU >> can be better utilized by loading modules in parallel (one module is >> loaded while another one probes for hardware or is doing memory >> initialization). > > If you have control over your kernel, why not just build the modules > into the kernel, then all of this isn't an issue at all and there is no > overhead of module loading?
For us, licenses are the problem. Umut > > greg k-h _______________________________________________ systemd-devel mailing list systemd-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/systemd-devel
