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authorIngo Molnar2017-11-07 10:51:10 +0100
committerIngo Molnar2017-11-07 10:51:10 +0100
commit141d3b1daacd11bdbd6fa74c2b163093e10d17ee (patch)
tree04c98496f16ad2fe34c0cf4f31fedf4fe558c017 /drivers/gpu/drm/i915/gvt/cmd_parser.c
parentx86/vector/msi: Select CONFIG_GENERIC_IRQ_RESERVATION_MODE (diff)
parentMerge branch 'for-4.14-fixes' of git://git.kernel.org/pub/scm/linux/kernel/gi... (diff)
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Merge branch 'linus' into x86/apic, to resolve conflicts
Conflicts: arch/x86/include/asm/x2apic.h Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/i915/gvt/cmd_parser.c')
-rw-r--r--drivers/gpu/drm/i915/gvt/cmd_parser.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gvt/cmd_parser.c b/drivers/gpu/drm/i915/gvt/cmd_parser.c
index 21c36e256884..d4726a3358a4 100644
--- a/drivers/gpu/drm/i915/gvt/cmd_parser.c
+++ b/drivers/gpu/drm/i915/gvt/cmd_parser.c
@@ -2723,6 +2723,9 @@ static int combine_wa_ctx(struct intel_shadow_wa_ctx *wa_ctx)
uint32_t per_ctx_start[CACHELINE_DWORDS] = {0};
unsigned char *bb_start_sva;
+ if (!wa_ctx->per_ctx.valid)
+ return 0;
+
per_ctx_start[0] = 0x18800001;
per_ctx_start[1] = wa_ctx->per_ctx.guest_gma;