linux-stable/samples/bpf/task_fd_query_kern.c
Rong Tao bc069da65e samples/bpf: Replace blk_account_io_done() with __blk_account_io_done()
Since commit be6bfe36db ("block: inline hot paths of blk_account_io_*()")
blk_account_io_*() become inline functions.

Signed-off-by: Rong Tao <rtoax@foxmail.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Acked-by: Yonghong Song <yhs@fb.com>
Link: https://lore.kernel.org/bpf/tencent_1CC476835C219FACD84B6715F0D785517E07@qq.com
2022-09-20 17:25:59 -07:00

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C

// SPDX-License-Identifier: GPL-2.0
#include <linux/version.h>
#include <linux/ptrace.h>
#include <uapi/linux/bpf.h>
#include <bpf/bpf_helpers.h>
SEC("kprobe/blk_mq_start_request")
int bpf_prog1(struct pt_regs *ctx)
{
return 0;
}
SEC("kretprobe/__blk_account_io_done")
int bpf_prog2(struct pt_regs *ctx)
{
return 0;
}
char _license[] SEC("license") = "GPL";
u32 _version SEC("version") = LINUX_VERSION_CODE;