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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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1234567891011121314151617181920212223/* SPDX-License-Identifier: GPL-2.0-or-later */#ifndef _NET_ALIGNED_DATA_H#define _NET_ALIGNED_DATA_H
#include <linux/atomic.h>#include <linux/types.h>
/* Structure holding cacheline aligned fields on SMP builds. * Each field or group should have an ____cacheline_aligned_in_smp * attribute to ensure no accidental false sharing can happen. */struct net_aligned_data { atomic64_t net_cookie ____cacheline_aligned_in_smp;#if defined(CONFIG_INET) atomic_long_t tcp_memory_allocated ____cacheline_aligned_in_smp; atomic_long_t udp_memory_allocated ____cacheline_aligned_in_smp;#endif};
extern struct net_aligned_data net_aligned_data;
#endif /* _NET_ALIGNED_DATA_H */