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<div>Era o greseala in codul de dupa apelul de open. Una de neatentie, nu are legatura cu api-ul.<br></div><div><br></div>
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On Wednesday, April 11, 2018, 11:24:51 AM GMT+3, Razvan Deaconescu via so2 <so2@cursuri.cs.pub.ro> wrote:
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<div><div dir="ltr">Alexandru Caragicu via so2 <<a shape="rect" href="mailto:so2@cursuri.cs.pub.ro" rel="nofollow" target="_blank">so2@cursuri.cs.pub.ro</a>> writes:<br clear="none">> Am gasit unde era problema. Nu apelam corect open.<br clear="none">><br clear="none">> ----- Forwarded Message ----- From: Alexandru Caragicu<br clear="none">> <<a shape="rect" href="mailto:bit_master_10000@yahoo.com" rel="nofollow" target="_blank">bit_master_10000@yahoo.com</a>>To: "<a shape="rect" href="mailto:so2@cursuri.cs.pub.ro" rel="nofollow" target="_blank">so2@cursuri.cs.pub.ro</a>"<br clear="none">> <<a shape="rect" href="mailto:so2@cursuri.cs.pub.ro" rel="nofollow" target="_blank">so2@cursuri.cs.pub.ro</a>>Sent: Tuesday, April 10, 2018, 7:27:58 PM<br clear="none">> GMT+3Subject: Intrebare tema<br clear="none">><br clear="none">> Buna ziua. Sunt Caragicu Iancu-Alexandru de la grupa 341C3. Nu<br clear="none">> reusesc sa-mi fac apelul de ioctl sa functioneze. Primesc mereu<br clear="none">> eroarea "Inappropriate ioctl for device" si functia mea din driver<br clear="none">> cred ca nu este apelata deloc(printk-urile nu sunt<br clear="none">> afisate). Device-ul este inregistrat in /dev ca misc device, cu<br clear="none">> permisiuni de citire si scriere si open-ul si close-ul functioneaza.<br clear="none">><br clear="none">> Codul care apeleaza coamnda ioctl in userspace:ioctl(fd,<br clear="none">> TRACER_ADD_PROCESS, pid);iar in kernel-space functia are<br clear="none">> semnaturastatic long tracer_unlocked_ioctl(struct file* file,<br clear="none">> unsigned int cmd, unsigned long arg);M-ar bucura sa aflu ce<br clear="none">> gresesc. As putea sa mai trimit fragmente de cod daca ajuta.Va<br clear="none">> multumesc.<br clear="none"><br clear="none">Fii mai precis, te rugăm. Care era problema de apel open?<br clear="none"><br clear="none">Răzvan<div class="ydpe1bf7af2yqt7291171170" id="ydpe1bf7af2yqtfd42004"><br clear="none">_______________________________________________<br clear="none"><a shape="rect" href="http://ocw.cs.pub.ro/courses/so2/resurse/lista-discutii" rel="nofollow" target="_blank">http://ocw.cs.pub.ro/courses/so2/resurse/lista-discutii</a></div></div></div>
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