search for: validate_init

gcc-4.9 notices that the validate_init() function returns unintialized data when called with a zero 'nr_buffers' argument, when called with the -Wmaybe-uninitialized flag: drivers/gpu/drm/nouveau/nouveau_gem.c: In function ‘validate_init.isra.6’: drivers/gpu/drm/nouveau/nouveau_gem.c:457:5: error: ‘ret’ may be used uninitialize...

...ontact my system crashes. The desktop becomes unresponsive. However, I can still move the mouse, but not click, and I can login via SSH and reboot the system. Dmesg: [ 4323.214686] nouveau 0000:01:00.0: kontact[19175]: Unknown handle 0x00000039 [ 4323.214694] nouveau 0000:01:00.0: kontact[19175]: validate_init [ 4323.214698] nouveau 0000:01:00.0: kontact[19175]: validate: -2 [ 4323.230994] nouveau 0000:01:00.0: kontact[19175]: Unknown handle 0x00000039 [ 4323.231002] nouveau 0000:01:00.0: kontact[19175]: validate_init [ 4323.231006] nouveau 0000:01:00.0: kontact[19175]: validate: -2 [ 9642.309946] nouvea...

Reduces object size ~4kb Joe Perches (2): drm/nouveau: Add new logging function nv_cli_printk drm/nouveau: Convert NV_PRINTK macros and uses to new nv_cli_<level> macros drivers/gpu/drm/nouveau/nouveau_abi16.c | 2 +- drivers/gpu/drm/nouveau/nouveau_chan.c | 12 +++---- drivers/gpu/drm/nouveau/nouveau_drm.c | 21 +++++++++++ drivers/gpu/drm/nouveau/nouveau_drv.h | 44

...ed along with all its callers, we have several drivers that have unused variables: drm/armada/armada_crtc.c: In function 'armada_drm_crtc_cursor_set': drm/armada/armada_crtc.c:900:21: error: unused variable 'dev' [-Werror=unused-variable] drm/nouveau/nouveau_gem.c: In function 'validate_init': drm/nouveau/nouveau_gem.c:371:21: error: unused variable 'dev' [-Werror=unused-variable] drm/nouveau/nv50_display.c: In function 'nv50_crtc_cursor_set': drm/nouveau/nv50_display.c:1308:21: error: unused variable 'dev' [-Werror=unused-variable] drm/radeon/radeon_cs.c: I...

...lers, > we have several drivers that have unused variables: > > drm/armada/armada_crtc.c: In function 'armada_drm_crtc_cursor_set': > drm/armada/armada_crtc.c:900:21: error: unused variable 'dev' [-Werror=unused-variable] > drm/nouveau/nouveau_gem.c: In function 'validate_init': > drm/nouveau/nouveau_gem.c:371:21: error: unused variable 'dev' [-Werror=unused-variable] > drm/nouveau/nv50_display.c: In function 'nv50_crtc_cursor_set': > drm/nouveau/nv50_display.c:1308:21: error: unused variable 'dev' [-Werror=unused-variable] > drm/r...

https://bugs.freedesktop.org/show_bug.cgi?id=76173 Priority: medium Bug ID: 76173 Assignee: nouveau at lists.freedesktop.org Summary: xbmc green screen with vdpau enabled Severity: normal Classification: Unclassified OS: Linux (All) Reporter: serafean at gmail.com Hardware: x86-64 (AMD64)

A couple of new warnings and build errors appeared through the DRM tree in linux-next after the merge window opened. The first patch here is for scripts/headers_check.pl, but as the bug is only present in drm-next at the moment, it would be good to add all five patches to that tree before they make it into mainline. It's likely that some of these have already been fixed since this

...------- 1 file changed, 38 insertions(+), 19 deletions(-) diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c index c77302f969e8..60309b997951 100644 --- a/drivers/gpu/drm/nouveau/nouveau_gem.c +++ b/drivers/gpu/drm/nouveau/nouveau_gem.c @@ -482,12 +482,9 @@ validate_init(struct nouveau_channel *chan, struct drm_file *file_priv, static int validate_list(struct nouveau_channel *chan, struct nouveau_cli *cli, - struct list_head *list, struct drm_nouveau_gem_pushbuf_bo *pbbo, - uint64_t user_pbbo_ptr) + struct list_head *list, struct drm_nouveau_g...

https://bugs.freedesktop.org/show_bug.cgi?id=103721 Bug ID: 103721 Summary: Frequent freezes with nouveau on Thinkpad P50 Product: xorg Version: unspecified Hardware: Other OS: All Status: NEW Severity: normal Priority: medium Component: Driver/nouveau Assignee: nouveau at

...------- 1 file changed, 38 insertions(+), 19 deletions(-) diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c index 1324c19f4e5c..05ec8edd6a8b 100644 --- a/drivers/gpu/drm/nouveau/nouveau_gem.c +++ b/drivers/gpu/drm/nouveau/nouveau_gem.c @@ -484,12 +484,9 @@ validate_init(struct nouveau_channel *chan, struct drm_file *file_priv, static int validate_list(struct nouveau_channel *chan, struct nouveau_cli *cli, - struct list_head *list, struct drm_nouveau_gem_pushbuf_bo *pbbo, - uint64_t user_pbbo_ptr) + struct list_head *list, struct drm_nouveau_g...

https://bugs.freedesktop.org/show_bug.cgi?id=104181 Bug ID: 104181 Summary: [NV50/G94] system freeze on youtube with epiphany 3.26 Product: xorg Version: unspecified Hardware: x86-64 (AMD64) OS: Linux (All) Status: NEW Severity: normal Priority: medium Component: Driver/nouveau

...------- 1 file changed, 38 insertions(+), 19 deletions(-) diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c index 1324c19f4e5c..05ec8edd6a8b 100644 --- a/drivers/gpu/drm/nouveau/nouveau_gem.c +++ b/drivers/gpu/drm/nouveau/nouveau_gem.c @@ -484,12 +484,9 @@ validate_init(struct nouveau_channel *chan, struct drm_file *file_priv, static int validate_list(struct nouveau_channel *chan, struct nouveau_cli *cli, - struct list_head *list, struct drm_nouveau_gem_pushbuf_bo *pbbo, - uint64_t user_pbbo_ptr) + struct list_head *list, struct drm_nouveau_g...

https://bugs.freedesktop.org/show_bug.cgi?id=90567 Bug ID: 90567 Summary: Display freeze when starting League of Legends (Wine) Product: xorg Version: 7.6 (2010.12) Hardware: Other OS: All Status: NEW Severity: normal Priority: medium Component: Driver/nouveau Assignee:

...(struct validate_op *op, struct nouveau_fence *fence, list_del(&nvbo->entry); nvbo->reserved_by = NULL; ttm_bo_unreserve(&nvbo->bo); - drm_gem_object_unreference_unlocked(&nvbo->gem); + drm_gem_object_put_unlocked(&nvbo->gem); } } @@ -400,14 +400,14 @@ validate_init(struct nouveau_channel *chan, struct drm_file *file_priv, nvbo = nouveau_gem_object(gem); if (nvbo == res_bo) { res_bo = NULL; - drm_gem_object_unreference_unlocked(gem); + drm_gem_object_put_unlocked(gem); continue; } if (nvbo->reserved_by && nvbo->reserved_...

...------- 1 file changed, 38 insertions(+), 19 deletions(-) diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c index c77302f969e8..60309b997951 100644 --- a/drivers/gpu/drm/nouveau/nouveau_gem.c +++ b/drivers/gpu/drm/nouveau/nouveau_gem.c @@ -482,12 +482,9 @@ validate_init(struct nouveau_channel *chan, struct drm_file *file_priv, static int validate_list(struct nouveau_channel *chan, struct nouveau_cli *cli, - struct list_head *list, struct drm_nouveau_gem_pushbuf_bo *pbbo, - uint64_t user_pbbo_ptr) + struct list_head *list, struct drm_nouveau_g...

...--version GNOME Shell 3.14.3 the game crashed (back to gnome) and I saw many nouveau errors in dmesg, like: $ less /tmp/kernel_log.txt [15082.709700] nouveau E[aces[7473]] push 1 buffer not in list [15083.028540] nouveau E[aces[7473]] Unknown handle 0x000000be [15083.028544] nouveau E[aces[7473]] validate_init [15083.028545] nouveau E[aces[7473]] validate: -2 [15459.888435] nouveau E[ PGRAPH][0000:06:00.0] DATA_ERROR [INVALID_BITFIELD] ch 7 [0x003f97b000 aces[7473]] subc 0 class 0x9097 mthd 0x1b00 data 0x200308e0 [15459.888467] nouveau E[ PGRAPH][0000:06:00.0] DATA_ERROR [INVALID_BITFIELD] ch 7 [0x003f...

...sertions(+), 19 deletions(-) > > diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c > index c77302f969e8..60309b997951 100644 > --- a/drivers/gpu/drm/nouveau/nouveau_gem.c > +++ b/drivers/gpu/drm/nouveau/nouveau_gem.c > @@ -482,12 +482,9 @@ validate_init(struct nouveau_channel *chan, struct drm_file *file_priv, > > static int > validate_list(struct nouveau_channel *chan, struct nouveau_cli *cli, > - struct list_head *list, struct drm_nouveau_gem_pushbuf_bo *pbbo, > - uint64_t user_pbbo_ptr) > + struct list_he...

...x86_64 GNU/Linux Two mirrored screens: ASUS laptop screen and Viewsonic VP2650wb Graphics card: NVIDIA Corporation G96M [GeForce 9650M GT] (rev a1) System locks up with kernel: nouveau E[gnome-shell[2035]] multiple instances of buffer 186 on validation list kernel: nouveau E[gnome-shell[2035]] validate_init kernel: nouveau E[gnome-shell[2035]] validate: -22 gnome-session[1905]: nouveau: kernel rejected pushbuf: Invalid argument followed by a dump of ch0: buf data (I can include if useful) and then many messages of the form kernel: nouveau E[ PGRAPH][0000:01:00.0] TRAP_PROP - TP 0 - RT_FAULT - Addr...

...sertions(+), 19 deletions(-) > > diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c > index 1324c19f4e5c..05ec8edd6a8b 100644 > --- a/drivers/gpu/drm/nouveau/nouveau_gem.c > +++ b/drivers/gpu/drm/nouveau/nouveau_gem.c > @@ -484,12 +484,9 @@ validate_init(struct nouveau_channel *chan, struct drm_file *file_priv, > > static int > validate_list(struct nouveau_channel *chan, struct nouveau_cli *cli, > - struct list_head *list, struct drm_nouveau_gem_pushbuf_bo *pbbo, > - uint64_t user_pbbo_ptr) > + struct list_he...

...ruct nouveau_fence *fence, list_del(&nvbo->entry); nvbo->reserved_by = NULL; ttm_bo_unreserve_ticket(&nvbo->bo, &op->ticket); - drm_gem_object_unreference_unlocked(&nvbo->gem); + drm_gem_object_put_unlocked(&nvbo->gem); } } @@ -396,14 +396,14 @@ validate_init(struct nouveau_channel *chan, struct drm_file *file_priv, nvbo = nouveau_gem_object(gem); if (nvbo == res_bo) { res_bo = NULL; - drm_gem_object_unreference_unlocked(gem); + drm_gem_object_put_unlocked(gem); continue; } if (nvbo->reserved_by && nvbo->reserved_...