On Mon, Sep 07, 2015 at 08:23:57PM +0200, Patrik Jakobsson wrote:
> On Mon, Sep 7, 2015 at 6:51 PM, Dmitry V. Levin wrote:
> > On Mon, Aug 31, 2015 at 02:37:07PM +0200, Patrik Jakobsson wrote:
> > [...]
> >> Here's my take on it (I assume it needs so
Hi,
On Wed, Jul 10, 2019 at 01:44:17PM +0800, Xi Ruoyao wrote:
> Hello,
>
> When I try to build and run the latest mainline kernel, it Oops loading i915
> module:
>
> BUG: unable to handle page fault for address: 9edc1598
> #PF: supervisor write access in kernel mode
> #PF: error_code(0x
On Mon, Sep 07, 2015 at 08:23:57PM +0200, Patrik Jakobsson wrote:
> On Mon, Sep 7, 2015 at 6:51 PM, Dmitry V. Levin wrote:
> > On Mon, Aug 31, 2015 at 02:37:07PM +0200, Patrik Jakobsson wrote:
> > [...]
> >> Here's my take on it (I assume it needs so
On Fri, Sep 11, 2015 at 12:57:06PM +0200, Patrik Jakobsson wrote:
> On Tue, Sep 08, 2015 at 03:36:25AM +0300, Dmitry V. Levin wrote:
> > On Mon, Aug 24, 2015 at 02:42:48PM +0200, Patrik Jakobsson wrote:
[...]
> > > +static char *drm_get_driver_name(struct tcb *tcp)
> >
On Tue, Jun 09, 2015 at 01:26:42PM +0200, Patrik Jakobsson wrote:
[...]
> --- a/Makefile.am
> +++ b/Makefile.am
> @@ -121,6 +121,7 @@ strace_SOURCES = \
> utime.c \
> utimes.c\
> v4l2.c \
> + drm.c \
> vsprintf.c \
> wait.c
On Tue, Jun 09, 2015 at 01:26:43PM +0200, Patrik Jakobsson wrote:
[...]
> +static int i915_getparam(struct tcb *tcp, const unsigned int code, long arg)
> +{
> + struct drm_i915_getparam param;
> + int value;
> +
> + if (entering(tcp) || umove(tcp, arg, ¶m))
> + return 0;
> +
On Tue, Jun 09, 2015 at 01:26:44PM +0200, Patrik Jakobsson wrote:
[...]
> +static int drm_version(struct tcb *tcp, const unsigned int code, long arg)
> +{
> + struct drm_version ver;
> + char *name, *date, *desc;
> + int ret;
> +
> + if (entering(tcp) || umove(tcp, arg, &ver))
> +
On Tue, Jun 09, 2015 at 04:38:40PM +0200, Gabriel Laskar wrote:
> On Tue, 9 Jun 2015 16:29:31 +0200
> Patrik Jakobsson wrote:
>
> > On Tue, Jun 09, 2015 at 03:51:08PM +0200, Gabriel Laskar wrote:
> > > On Tue, 9 Jun 2015 13:26:44 +0200
> > > Patrik Jakobsson wrote:
> > >
> > > > This patch add
On Tue, Jun 09, 2015 at 01:26:42PM +0200, Patrik Jakobsson wrote:
[...]
> +static int drm_get_driver_name(struct tcb *tcp, char *name, size_t bufsize)
> +{
> + char path[PATH_MAX];
> + char link[PATH_MAX];
> + int ret;
> +
> + ret = getfdpath(tcp, tcp->u_arg[0], path, PATH_MAX - 1);
On Wed, Jun 10, 2015 at 01:52:33PM +0200, Patrik Jakobsson wrote:
> On Wed, Jun 10, 2015 at 01:14:20AM +0300, Dmitry V. Levin wrote:
> > On Tue, Jun 09, 2015 at 01:26:42PM +0200, Patrik Jakobsson wrote:
[...]
> > > +#define DRM_MAX_NAME_LEN 128
> > > +
> > > +i
On Wed, Jun 10, 2015 at 02:45:24PM +0200, Patrik Jakobsson wrote:
> On Wed, Jun 10, 2015 at 01:35:35AM +0300, Dmitry V. Levin wrote:
> > On Tue, Jun 09, 2015 at 01:26:43PM +0200, Patrik Jakobsson wrote:
[...]
> > > +static int i915_setparam(struct tcb *tcp, const unsigned int cod
On Thu, Jun 11, 2015 at 04:11:49PM +0200, Patrik Jakobsson wrote:
> On Thu, Jun 11, 2015 at 02:26:59AM +0300, Dmitry V. Levin wrote:
> > On Wed, Jun 10, 2015 at 01:52:33PM +0200, Patrik Jakobsson wrote:
> > > On Wed, Jun 10, 2015 at 01:14:20AM +0300, Dmitry V. Levin wrote:
>
On Thu, Jun 11, 2015 at 03:34:14PM +0200, Patrik Jakobsson wrote:
> On Thu, Jun 11, 2015 at 02:27:12AM +0300, Dmitry V. Levin wrote:
> > On Wed, Jun 10, 2015 at 02:45:24PM +0200, Patrik Jakobsson wrote:
> > > On Wed, Jun 10, 2015 at 01:35:35AM +0300, Dmitry V. Levin wrote:
>
On Sun, Jun 14, 2015 at 01:12:45PM +0200, Patrik Jakobsson wrote:
[...]
> How about adding a "void *private" field to struct tcb. That way any
> syscall can store additional data across the life of the tcb.
We can add a field to struct tcb, but its semantics wrt memory management
should be strictl
On Wed, Jul 01, 2015 at 02:52:45PM +0200, Patrik Jakobsson wrote:
[...]
> --- a/defs.h
> +++ b/defs.h
> @@ -266,6 +266,13 @@ struct tcb {
> int u_error;/* Error code */
> long scno; /* System call number */
> long u_arg[MAX_ARGS]; /* System call argument
On Wed, Jul 01, 2015 at 02:52:47PM +0200, Patrik Jakobsson wrote:
[...]
> --- a/drm.c
> +++ b/drm.c
> @@ -35,6 +35,9 @@
>
> #define DRM_MAX_NAME_LEN 128
>
> +extern int drm_i915_decode_number(struct tcb *tcp, unsigned int arg);
Please rename "arg" to "code", and ...
> +extern int drm_i915_io
On Mon, Jul 06, 2015 at 04:40:24PM +0200, Gabriel Laskar wrote:
> On Mon, 6 Jul 2015 12:35:52 +0200, Patrik Jakobsson wrote:
> > On Fri, Jul 03, 2015 at 03:36:09AM +0300, Dmitry V. Levin wrote:
> > > On Wed, Jul 01, 2015 at 02:52:47PM +0200, Patrik Jakobsson wrote:
> > >
On Mon, Aug 31, 2015 at 02:37:07PM +0200, Patrik Jakobsson wrote:
[...]
> Here's my take on it (I assume it needs some discussion):
>
> int
> set_tcb_priv_data(struct tcb *tcp, void *priv_data)
> {
> /* A free callback is required before setting private data and private
>* data must
On Mon, Aug 24, 2015 at 02:42:48PM +0200, Patrik Jakobsson wrote:
> * Makefile.am: Add compilation of drm.c.
> * defs.h: Add extern declaration of drm_ioctl when drm headers are found.
> * drm.c: New file.
> * ioctl.c (ioctl_decode): Dispatch drm ioctls when drm headers are found.
* defs.h (drm_de
On Mon, Aug 24, 2015 at 02:42:49PM +0200, Patrik Jakobsson wrote:
> +static int i915_getparam(struct tcb *tcp, const unsigned int code, long arg)
> +{
> + struct drm_i915_getparam param;
> + int value;
> +
> + if (umove(tcp, arg, ¶m))
> + return RVAL_DECODED;
> +
> + if
On Tue, Sep 08, 2015 at 04:18:11AM +0300, Dmitry V. Levin wrote:
[...]
> So the whole function should look smth like this:
>
> static int i915_getparam(struct tcb *tcp, const unsigned int code, long arg)
> {
> struct drm_i915_getparam param;
>
>
On Mon, Aug 24, 2015 at 02:42:50PM +0200, Patrik Jakobsson wrote:
> First batch of drm / kms ioctls.
Several comments in addition to issues similar to 4/5 patch.
> +static int drm_mode_rm_fb(struct tcb *tcp, const unsigned int code, long arg)
> +{
> + unsigned int handle;
> +
> +
> + if (
On Tue, Sep 08, 2015 at 04:30:52AM +0300, Dmitry V. Levin wrote:
> On Tue, Sep 08, 2015 at 04:18:11AM +0300, Dmitry V. Levin wrote:
> [...]
> > So the whole function should look smth like this:
> >
> > static int i915_getparam(struct tcb *tcp, const uns
On Fri, Sep 11, 2015 at 01:31:02PM +0200, Patrik Jakobsson wrote:
> On Tue, Sep 08, 2015 at 04:18:11AM +0300, Dmitry V. Levin wrote:
> > On Mon, Aug 24, 2015 at 02:42:49PM +0200, Patrik Jakobsson wrote:
> > > +static int i915_getparam(struct tcb *tcp, const unsigned int cod
On Fri, Sep 11, 2015 at 01:39:29PM +0200, Patrik Jakobsson wrote:
> On Wed, Sep 09, 2015 at 01:50:40AM +0300, Dmitry V. Levin wrote:
> > On Mon, Aug 24, 2015 at 02:42:50PM +0200, Patrik Jakobsson wrote:
> > > +static int drm_mode_create_dumb(struct tcb *tcp, const unsigned int
On Fri, Sep 11, 2015 at 02:20:35PM +0200, Patrik Jakobsson wrote:
> On Fri, Sep 11, 2015 at 03:10:05PM +0300, Dmitry V. Levin wrote:
> > On Fri, Sep 11, 2015 at 01:39:29PM +0200, Patrik Jakobsson wrote:
> > > On Wed, Sep 09, 2015 at 01:50:40AM +0300, Dmitry V. Levin wrote:
>
On Tue, May 12, 2015 at 07:37:59PM +0200, Gabriel Laskar wrote:
> On Tue, 12 May 2015 14:35:28 +0200, Patrik Jakobsson wrote:
> > On Mon, May 11, 2015 at 08:08:19PM +0200, Gabriel Laskar wrote:
> > > On Mon, 11 May 2015 15:54:24 +0200, Patrik Jakobsson wrote:
> > > > On Mon, May 11, 2015 at 12:50:3
On Fri, Jul 10, 2015 at 02:36:38PM +0200, Patrik Jakobsson wrote:
> On Wed, Jul 08, 2015 at 03:11:36AM +0300, Dmitry V. Levin wrote:
> > On Mon, Jul 06, 2015 at 04:40:24PM +0200, Gabriel Laskar wrote:
[...]
> > > Anyway, SYS_FUNC(ioctl) is a bit complicated, and the handling of t
On Thu, Jul 23, 2015 at 05:48:21AM -0400, Mike Frysinger wrote:
> On 01 Jul 2015 14:52, Patrik Jakobsson wrote:
> > Use pkg-config to try to find libdrm. If that fails use the standard
> > include directory for kernel drm headers in /usr/include/drm.
> >
> > * configure.ac: Use pkg-config to find
On Fri, Jul 31, 2015 at 11:09:11AM +0200, Patrik Jakobsson wrote:
> On Thu, Jul 30, 2015 at 10:04:49AM -0400, Mike Frysinger wrote:
> > On 30 Jul 2015 15:30, Patrik Jakobsson wrote:
> > > On Thu, Jul 23, 2015 at 05:48:21AM -0400, Mike Frysinger wrote:
> > > > On 01 Jul 2015 14:52, Patrik Jakobsson
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