Change the type of variable 'bb_size' from uint32_t to int to be able to hold error return values from find_bb_size(). This change seems to have been missed from previous commit 1e3197d6ad73.
Signed-off-by: Christos Gkekas chris.gekas@gmail.com --- drivers/gpu/drm/i915/gvt/cmd_parser.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/gvt/cmd_parser.c b/drivers/gpu/drm/i915/gvt/cmd_parser.c index 2c0ccbb..f41cbf6 100644 --- a/drivers/gpu/drm/i915/gvt/cmd_parser.c +++ b/drivers/gpu/drm/i915/gvt/cmd_parser.c @@ -1628,7 +1628,7 @@ static int perform_bb_shadow(struct parser_exec_state *s) struct intel_shadow_bb_entry *entry_obj; struct intel_vgpu *vgpu = s->vgpu; unsigned long gma = 0; - uint32_t bb_size; + int bb_size; void *dst = NULL; int ret = 0;
Hi： Thanks for the patch. This problem has been fixed on staging branch with:
a8e18bfc854141621a29600a6c13e5f40c6e9f19
drm/i915/gvt: Refine shadow batch buffer
Thanks, Zhi.
-----Original Message----- From: Christos Gkekas [mailto:chris.gekas@gmail.com] Sent: Monday, October 16, 2017 1:18 AM To: Gao, Fred fred.gao@intel.com; Zhenyu Wang zhenyuw@linux.intel.com; Wang, Zhi A zhi.a.wang@intel.com; Jani Nikula jani.nikula@linux.intel.com; Joonas Lahtinen joonas.lahtinen@linux.intel.com; Vivi, Rodrigo rodrigo.vivi@intel.com; David Airlie airlied@linux.ie; intel-gvt-dev@lists.freedesktop.org; intel-gfx@lists.freedesktop.org; dri-devel@lists.freedesktop.org; linux-kernel@vger.kernel.org Cc: Christos Gkekas chris.gekas@gmail.com Subject: [PATCH] drm/i915/gvt: Fix error handling bug in perform_bb_shadow
Change the type of variable 'bb_size' from uint32_t to int to be able to hold error return values from find_bb_size(). This change seems to have been missed from previous commit 1e3197d6ad73.
Signed-off-by: Christos Gkekas chris.gekas@gmail.com --- drivers/gpu/drm/i915/gvt/cmd_parser.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/gvt/cmd_parser.c b/drivers/gpu/drm/i915/gvt/cmd_parser.c index 2c0ccbb..f41cbf6 100644 --- a/drivers/gpu/drm/i915/gvt/cmd_parser.c +++ b/drivers/gpu/drm/i915/gvt/cmd_parser.c @@ -1628,7 +1628,7 @@ static int perform_bb_shadow(struct parser_exec_state *s) struct intel_shadow_bb_entry *entry_obj; struct intel_vgpu *vgpu = s->vgpu; unsigned long gma = 0; - uint32_t bb_size; + int bb_size; void *dst = NULL; int ret = 0;
-- 2.7.4
dri-devel@lists.freedesktop.org
-
Christos Gkekas -
Wang, Zhi A