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authorBarnabás Pőcze <barnabas.pocze@ideasonboard.com>2025-03-07 16:00:21 +0100
committerBarnabás Pőcze <barnabas.pocze@ideasonboard.com>2025-03-21 16:56:58 +0100
commit1df8091e631b72df8ecda105dae7934b54b1287c (patch)
treed9598feadb05dcf08078f7b9fedce621870500da /include
parent90208694c8c0652eb12407c016a649333a64f990 (diff)
libcamera: v4l2_videodevice: `lastUsedCounter_` need not be atomic
The `V4L2BufferCache` type is not thread-safe. Its `lastUsedCounter_` member is not used in contexts where its atomicity would matter. So it does not need to be have an atomic type. Signed-off-by: Barnabás Pőcze <barnabas.pocze@ideasonboard.com> Reviewed-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Diffstat (limited to 'include')
-rw-r--r--include/libcamera/internal/v4l2_videodevice.h3
1 files changed, 1 insertions, 2 deletions
diff --git a/include/libcamera/internal/v4l2_videodevice.h b/include/libcamera/internal/v4l2_videodevice.h
index f021c2a0..ae6a76cb 100644
--- a/include/libcamera/internal/v4l2_videodevice.h
+++ b/include/libcamera/internal/v4l2_videodevice.h
@@ -8,7 +8,6 @@
#pragma once
#include <array>
-#include <atomic>
#include <memory>
#include <optional>
#include <ostream>
@@ -158,7 +157,7 @@ private:
std::vector<Plane> planes_;
};
- std::atomic<uint64_t> lastUsedCounter_;
+ uint64_t lastUsedCounter_;
std::vector<Entry> cache_;
/* \todo Expose the miss counter through an instrumentation API. */
unsigned int missCounter_;