#!/usr/bin/env stap

global entry, timings

probe begin {
	printf("Collecting data... Hit <Ctrl-C> to stop..\n")
}

function collect_entry() { entry[probefunc(),pid()] = gettimeofday_us() }
function collect_exit() { timings[probefunc()] <<< (gettimeofday_us() - entry[probefunc(),pid()]) }

probe module("nfs").function("*@fs/nfs/*proc.c") { collect_entry(); }
probe module("nfs").function("*@fs/nfs/*proc.c").return { collect_exit(); }
/*
# Filename: nfs_v3_clientops_functions Line: 1
probe module("nfs").function("nfs3_proc_get_root") { collect_entry(); }
probe module("nfs").function("nfs3_proc_get_root").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 2
probe module("nfs").function("nfs3_proc_getattr") { collect_entry(); }
probe module("nfs").function("nfs3_proc_getattr").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 3
probe module("nfs").function("nfs3_proc_setattr") { collect_entry(); }
probe module("nfs").function("nfs3_proc_setattr").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 4
probe module("nfs").function("nfs3_proc_lookup") { collect_entry(); }
probe module("nfs").function("nfs3_proc_lookup").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 5
probe module("nfs").function("nfs3_proc_access") { collect_entry(); }
probe module("nfs").function("nfs3_proc_access").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 6
probe module("nfs").function("nfs3_proc_readlink") { collect_entry(); }
probe module("nfs").function("nfs3_proc_readlink").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 10
probe module("nfs").function("nfs3_proc_create") { collect_entry(); }
probe module("nfs").function("nfs3_proc_create").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 11
probe module("nfs").function("nfs3_proc_remove") { collect_entry(); }
probe module("nfs").function("nfs3_proc_remove").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 12
probe module("nfs").function("nfs3_proc_unlink_setup") { collect_entry(); }
probe module("nfs").function("nfs3_proc_unlink_setup").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 13
probe module("nfs").function("nfs3_proc_unlink_done") { collect_entry(); }
probe module("nfs").function("nfs3_proc_unlink_done").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 14
probe module("nfs").function("nfs3_proc_rename") { collect_entry(); }
probe module("nfs").function("nfs3_proc_rename").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 15
probe module("nfs").function("nfs3_proc_link") { collect_entry(); }
probe module("nfs").function("nfs3_proc_link").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 16
probe module("nfs").function("nfs3_proc_symlink") { collect_entry(); }
probe module("nfs").function("nfs3_proc_symlink").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 17
probe module("nfs").function("nfs3_proc_mkdir") { collect_entry(); }
probe module("nfs").function("nfs3_proc_mkdir").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 18
probe module("nfs").function("nfs3_proc_rmdir") { collect_entry(); }
probe module("nfs").function("nfs3_proc_rmdir").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 19
probe module("nfs").function("nfs3_proc_readdir") { collect_entry(); }
probe module("nfs").function("nfs3_proc_readdir").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 20
probe module("nfs").function("nfs3_proc_mknod") { collect_entry(); }
probe module("nfs").function("nfs3_proc_mknod").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 21
probe module("nfs").function("nfs3_proc_statfs") { collect_entry(); }
probe module("nfs").function("nfs3_proc_statfs").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 22
probe module("nfs").function("nfs3_proc_fsinfo") { collect_entry(); }
probe module("nfs").function("nfs3_proc_fsinfo").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 23
probe module("nfs").function("nfs3_proc_pathconf") { collect_entry(); }
probe module("nfs").function("nfs3_proc_pathconf").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 24
probe module("nfs").function("nfs3_decode_dirent") { collect_entry(); }
probe module("nfs").function("nfs3_decode_dirent").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 25
probe module("nfs").function("nfs3_proc_read_setup") { collect_entry(); }
probe module("nfs").function("nfs3_proc_read_setup").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 26
probe module("nfs").function("nfs3_read_done") { collect_entry(); }
probe module("nfs").function("nfs3_read_done").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 27
probe module("nfs").function("nfs3_proc_write_setup") { collect_entry(); }
probe module("nfs").function("nfs3_proc_write_setup").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 28
probe module("nfs").function("nfs3_write_done") { collect_entry(); }
probe module("nfs").function("nfs3_write_done").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 29
probe module("nfs").function("nfs3_proc_commit_setup") { collect_entry(); }
probe module("nfs").function("nfs3_proc_commit_setup").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 30
probe module("nfs").function("nfs3_commit_done") { collect_entry(); }
probe module("nfs").function("nfs3_commit_done").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 31
probe module("nfs").function("nfs_open") { collect_entry(); }
probe module("nfs").function("nfs_open").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 32
probe module("nfs").function("nfs_release") { collect_entry(); }
probe module("nfs").function("nfs_release").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 33
probe module("nfs").function("nfs3_proc_lock") { collect_entry(); }
probe module("nfs").function("nfs3_proc_lock").return { collect_exit(); }

# Filename: nfs_v3_clientops_functions Line: 34
probe module("nfs").function("nfs3_forget_cached_acls") { collect_entry(); }
probe module("nfs").function("nfs3_forget_cached_acls").return { collect_exit(); }
*/
probe end {
	printf("function                    count   min_us   avg_us   max_us\n")
	foreach (i+ in timings) {
		printf("%-25s %7d %8d %8d %8d\n", i, @count(timings[i]),
			@min(timings[i]), @avg(timings[i]), @max(timings[i]))
	}
}