2.4.x vgacon causes SMP deadlock

2000-09-25 Thread Keith Owens
Resend, no response to first mail. 2.4.0-test9-pre5, although this has existed since at least 2.4.0-test1. VT console on vga. printk -> vt_console_print -> hide_cursor -> vgacons_cursor -> write_vga -> cli -> __global_cli -> get_irqlock -> wait_on_irq -> show -> printk -> SMP deadlock! I hit th

2.4.x vgacon causes SMP deadlock

2000-09-21 Thread Keith Owens
2.4.0-test9-pre5, although this has existed since at least 2.4.0-test1. VT console on vga. printk -> vt_console_print -> hide_cursor -> vgacons_cursor -> write_vga -> cli -> __global_cli -> get_irqlock -> wait_on_irq -> show -> printk -> SMP deadlock! I hit this on an SMP box, one cpu was dead a