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-rw-r--r--include/linux/perf_event.h7
1 files changed, 0 insertions, 7 deletions
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index ca9ed4e6a28..ddbb6a901f6 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -403,13 +403,6 @@ struct perf_event_mmap_page {
__u64 data_tail; /* user-space written tail */
};
-/*
- * Build time assertion that we keep the data_head at the intended location.
- * IOW, validation we got the __reserved[] size right.
- */
-extern char __assert_mmap_data_head_offset
- [1 - 2*!!(offsetof(struct perf_event_mmap_page, data_head) != 1024)];
-
#define PERF_RECORD_MISC_CPUMODE_MASK (7 << 0)
#define PERF_RECORD_MISC_CPUMODE_UNKNOWN (0 << 0)
#define PERF_RECORD_MISC_KERNEL (1 << 0)