lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Fri, 24 Sep 2010 08:07:07 -0700 From: Randy Dunlap <rdunlap@...otime.net> To: Uwe Bonnes <bon@...ktron.ikp.physik.tu-darmstadt.de> Cc: linux-kernel@...r.kernel.org, David Airlie <airlied@...ux.ie>, dri-devel@...ts.freedesktop.org, Jesse Barnes <jbarnes@...tuousgeek.org> Subject: Re: Any SYSRQ key to force mode switch to console mode when using KMS? On Thu, 23 Sep 2010 18:31:32 +0200 Uwe Bonnes wrote: [just adding cc's] > >>>>> "Randy" == Randy Dunlap <rdunlap@...otime.net> writes: > > > Randy> Is CONFIG_DRM_KMS_HELPER enabled in your kernel .config file? If > Randy> not, we need to find out how to enable it (there is no kconfig > Randy> prompt for it). > > Yes, it is enabled > > Randy> Can you check if Alt-Sysrq-H (help) lists V for "force-fb(V)"? > Yes, it is listed. > > And yes, my last experiments where with ALT-CTL-sysreq, so doomed for non > function due to operator error. > > However: > When running X, X.Org X Server 1.9.0 on Thinkpad R50 RV250, Alt-Sysrq-v > switches to an all-black display. By console switching with ALT-CLT-F1 I > get back to the booting console and ALT-CLT-F7 brings me back to X. Running > on the console and calling Alt-Sysrq-v prints > SysRq : Restore framebuffer console > > Is there some omission by the distribution or my setup that Alt-Sysrq-v when > running X results in an all-black screen? > > And when I hit the hibernate problem, the screen stays black even with a > console switch after Alt-Sysrq-v > > Bye > -- > Uwe Bonnes bon@...ktron.ikp.physik.tu-darmstadt.de > > Institut fuer Kernphysik Schlossgartenstrasse 9 64289 Darmstadt > --------- Tel. 06151 162516 -------- Fax. 06151 164321 ---------- --- ~Randy *** Remember to use Documentation/SubmitChecklist when testing your code *** -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists