ubuntu-linux-kernel/tools/perf/trace/beauty/statx.c

73 lines
1.6 KiB
C

/*
* trace/beauty/statx.c
*
* Copyright (C) 2017, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com>
*
* Released under the GPL v2. (and only v2, not any later version)
*/
#include "trace/beauty/beauty.h"
#include <linux/kernel.h>
#include <sys/types.h>
#include <uapi/linux/fcntl.h>
#include <uapi/linux/stat.h>
size_t syscall_arg__scnprintf_statx_flags(char *bf, size_t size, struct syscall_arg *arg)
{
int printed = 0, flags = arg->val;
if (flags == 0)
return scnprintf(bf, size, "SYNC_AS_STAT");
#define P_FLAG(n) \
if (flags & AT_##n) { \
printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
flags &= ~AT_##n; \
}
P_FLAG(SYMLINK_NOFOLLOW);
P_FLAG(REMOVEDIR);
P_FLAG(SYMLINK_FOLLOW);
P_FLAG(NO_AUTOMOUNT);
P_FLAG(EMPTY_PATH);
P_FLAG(STATX_FORCE_SYNC);
P_FLAG(STATX_DONT_SYNC);
#undef P_FLAG
if (flags)
printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags);
return printed;
}
size_t syscall_arg__scnprintf_statx_mask(char *bf, size_t size, struct syscall_arg *arg)
{
int printed = 0, flags = arg->val;
#define P_FLAG(n) \
if (flags & STATX_##n) { \
printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
flags &= ~STATX_##n; \
}
P_FLAG(TYPE);
P_FLAG(MODE);
P_FLAG(NLINK);
P_FLAG(UID);
P_FLAG(GID);
P_FLAG(ATIME);
P_FLAG(MTIME);
P_FLAG(CTIME);
P_FLAG(INO);
P_FLAG(SIZE);
P_FLAG(BLOCKS);
P_FLAG(BTIME);
#undef P_FLAG
if (flags)
printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags);
return printed;
}