drm/i915/gem: Update context name on closing

Update the context.name on closing so that the persistent requests are
clear in debug prints.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191111114323.5833-3-chris@chris-wilson.co.uk

diff --git a/drivers/gpu/drm/i915/gem/i915_gem_context.c b/drivers/gpu/drm/i915/gem/i915_gem_context.c
index 982770e8163d623cbadc27ad06f978dbd410ec7a..72d389afa28a79ba469e62d46cfbd9fb165c2d0c 100644 (file)
--- a/drivers/gpu/drm/i915/gem/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_context.c
@@ -461,11 +461,29 @@ static void kill_context(struct i915_gem_context *ctx)
        }
 }
 
+static void set_closed_name(struct i915_gem_context *ctx)
+{
+       char *s;
+
+       /* Replace '[]' with '<>' to indicate closed in debug prints */
+
+       s = strrchr(ctx->name, '[');
+       if (!s)
+               return;
+
+       *s = '<';
+
+       s = strchr(s + 1, ']');
+       if (s)
+               *s = '>';
+}
+
 static void context_close(struct i915_gem_context *ctx)
 {
        struct i915_address_space *vm;
 
        i915_gem_context_set_closed(ctx);
+       set_closed_name(ctx);
 
        mutex_lock(&ctx->mutex);