Hi Dave,
> This is the old DRM driver for radeon, which relies on userspace to
> start X then calls the kernel
Actually, even the old DRM driver occasionally hangs on this machine,
I suspect a missing barrier, but I might be completely off base.
The system is up, only X uses 100% of one core and according to
gdb X is there:
(gdb) info stack
#0 0x0fbafb08 in ioctl () from /lib/libc.so.6
#1 0x0f7be1c8 in drmDMA () from /usr/lib/libdrm.so.2
#2 0x0f65330c in ?? () from /usr/lib/xorg/modules/drivers/radeon_drv.so
#3 0x0f65380c in ?? () from /usr/lib/xorg/modules/drivers/radeon_drv.so
#4 0x0f6f89b8 in ?? () from /usr/lib/xorg/modules/drivers/radeon_drv.so
#5 0x0f562538 in ?? () from /usr/lib/xorg/modules/libexa.so
#6 0x0f56298c in ?? () from /usr/lib/xorg/modules/libexa.so
#7 0x0f56351c in ?? () from /usr/lib/xorg/modules/libexa.so
#8 0x0f55fba0 in ?? () from /usr/lib/xorg/modules/libexa.so
#9 0x0f56ab18 in ?? () from /usr/lib/xorg/modules/libexa.so
#10 0x0f56b810 in ?? () from /usr/lib/xorg/modules/libexa.so
#11 0x100f168c in ?? ()
#12 0x100df0fc in CompositePicture ()
#13 0x0f56a748 in ?? () from /usr/lib/xorg/modules/libexa.so
#14 0x100dee08 in CompositeTrapezoids ()
#15 0x100eb318 in ?? ()
#16 0x100e3ae8 in ?? ()
#17 0x1004a1f0 in ?? ()
#18 0x1001d0d4 in ?? ()
#19 0x0faea63c in ?? () from /lib/libc.so.6
#20 0x0faea800 in __libc_start_main () from /lib/libc.so.6
#21 0x00000000 in ?? ()
I don't know how to get more details.
Regards,
Gabriel
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