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authorLinus Torvalds <torvalds@linux-foundation.org>2024-05-23 21:28:01 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2024-05-23 21:28:01 +0200
commitd6a326d694e77fd1d90ae40ad3c73a6af0eb1b8d (patch)
tree65620f42b46c745e16298f31b45d54b33ec0ebea /drivers/gpu/drm/virtio
parentMerge tag 'sparc-for-6.10-tag1' of git://git.kernel.org/pub/scm/linux/kernel/... (diff)
parenttracing/treewide: Remove second parameter of __assign_str() (diff)
downloadlinux-d6a326d694e77fd1d90ae40ad3c73a6af0eb1b8d.tar.xz
linux-d6a326d694e77fd1d90ae40ad3c73a6af0eb1b8d.zip
Merge tag 'trace-assign-str-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace
Pull tracing cleanup from Steven Rostedt: "Remove second argument of __assign_str() The __assign_str() macro logic of the TRACE_EVENT() macro was optimized so that it no longer needs the second argument. The __assign_str() is always matched with __string() field that takes a field name and the source for that field: __string(field, source) The TRACE_EVENT() macro logic will save off the source value and then use that value to copy into the ring buffer via the __assign_str(). Before commit c1fa617caeb0 ("tracing: Rework __assign_str() and __string() to not duplicate getting the string"), the __assign_str() needed the second argument which would perform the same logic as the __string() source parameter did. Not only would this add overhead, but it was error prone as if the __assign_str() source produced something different, it may not have allocated enough for the string in the ring buffer (as the __string() source was used to determine how much to allocate) Now that the __assign_str() just uses the same string that was used in __string() it no longer needs the source parameter. It can now be removed" * tag 'trace-assign-str-v6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace: tracing/treewide: Remove second parameter of __assign_str()
Diffstat (limited to 'drivers/gpu/drm/virtio')
-rw-r--r--drivers/gpu/drm/virtio/virtgpu_trace.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/virtio/virtgpu_trace.h b/drivers/gpu/drm/virtio/virtgpu_trace.h
index 031bc77689d5..227bf0ae7ed5 100644
--- a/drivers/gpu/drm/virtio/virtgpu_trace.h
+++ b/drivers/gpu/drm/virtio/virtgpu_trace.h
@@ -25,7 +25,7 @@ DECLARE_EVENT_CLASS(virtio_gpu_cmd,
TP_fast_assign(
__entry->dev = vq->vdev->index;
__entry->vq = vq->index;
- __assign_str(name, vq->name);
+ __assign_str(name);
__entry->type = le32_to_cpu(hdr->type);
__entry->flags = le32_to_cpu(hdr->flags);
__entry->fence_id = le64_to_cpu(hdr->fence_id);