Commit 97c4090b authored by Thomas Gleixner's avatar Thomas Gleixner Committed by Daniel Borkmann
Browse files

bpf: Remove the obsolte u64_stats_fetch_*_irq() users. 



Now that the 32bit UP oddity is gone and 32bit uses always a sequence
count, there is no need for the fetch_irq() variants anymore.

Convert to the regular interface.

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Signed-off-by: default avatarSebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: default avatarDaniel Borkmann <daniel@iogearbox.net>
Acked-by: default avatarPeter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/bpf/20221026123110.331690-1-bigeasy@linutronix.de
parent e39e739a

kernel/bpf/syscall.c

+2 −2
Original line number Diff line number Diff line
@@ -2118,11 +2118,11 @@ static void bpf_prog_get_stats(const struct bpf_prog *prog, 


		st = per_cpu_ptr(prog->stats, cpu);

		do {

			start = u64_stats_fetch_begin_irq(&st->syncp);

			start = u64_stats_fetch_begin(&st->syncp);

			tnsecs = u64_stats_read(&st->nsecs);

			tcnt = u64_stats_read(&st->cnt);

			tmisses = u64_stats_read(&st->misses);

		} while (u64_stats_fetch_retry_irq(&st->syncp, start));

		} while (u64_stats_fetch_retry(&st->syncp, start));

		nsecs += tnsecs;

		cnt += tcnt;

		misses += tmisses;