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| author |  Chris Wilson <chris@chris-wilson.co.uk>
| 2016-05-24 14:53:39 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk>
| 2016-05-24 15:29:27 +0100 |
| commit | d28b99ab8c812a582469f04a698081d495e4bd8f (patch) | |
| tree | cc02ca845673706409a6cd5a28ef7a900074811e /drivers/gpu/drm/i915/i915_gem_context.c | |
| parent | drm/i915: Move pinning of dev_priv->kernel_context into its creator (diff) | |
| download | linux-d28b99ab8c812a582469f04a698081d495e4bd8f.tar.gz linux-d28b99ab8c812a582469f04a698081d495e4bd8f.tar.bz2 linux-d28b99ab8c812a582469f04a698081d495e4bd8f.zip | |
drm/i915: Show i915_gem_context owner in debugfs
Print the context's owner (via the pid under file_priv) under debugfs.
In doing so, we must be careful that the filp is not accessed after it
is freed (notified via i915_gem_context_close).
v2: Mark the file_priv as closed.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1464098023-3294-6-git-send-email-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_context.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_context.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c index 104d4819aca8..8d8c79b88816 100644 --- a/drivers/gpu/drm/i915/i915_gem_context.c +++ b/drivers/gpu/drm/i915/i915_gem_context.c @@ -468,6 +468,7 @@ static int context_idr_cleanup(int id, void *p, void *data) { struct i915_gem_context *ctx = p; + ctx->file_priv = ERR_PTR(-EBADF); i915_gem_context_unreference(ctx); return 0; } @@ -938,7 +939,7 @@ int i915_gem_context_destroy_ioctl(struct drm_device *dev, void *data, return PTR_ERR(ctx); } - idr_remove(&ctx->file_priv->context_idr, ctx->user_handle); + idr_remove(&file_priv->context_idr, ctx->user_handle); i915_gem_context_unreference(ctx); mutex_unlock(&dev->struct_mutex); |