[LinuxPPS] pre patch against 2.6.31-rc1

Udo van den Heuvel udovdh at xs4all.nl
Fri Jun 26 16:11:31 CEST 2009


On 2009-06-26 15:45, Udo van den Heuvel wrote:
> Any update about the ldattach/line dscipline/ntpd issue?
> At least basic understandings?

When stracing `my` ntpd I see:

(...)
munmap(0xb7f29000, 4096)                = 0
open("/dev/gps0", O_RDWR|O_NOCTTY|O_NONBLOCK) = 5
ioctl(5, SNDCTL_TMR_TIMEBASE or TCGETS, {B4800 -opost -isig icanon -echo
...}) = 0
ioctl(5, TIOCMGET, [TIOCM_DTR|TIOCM_RTS|0x4000]) = 0
ioctl(5, SNDCTL_TMR_START or TCSETS, {B4800 -opost -isig icanon -echo
...}) = 0
ioctl(5, SNDCTL_TMR_TIMEBASE or TCGETS, {B4800 -opost -isig icanon -echo
...}) = 0


I saw just these TCGET/TCSETs. Just one TCSET in the whole strace.

What could be a next step?



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