From 638a9e433ecd61e64761352dbec1fa4f5874c941 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 7 Aug 2024 15:18:06 +0200 Subject: Merging upstream version 6.10.3. Signed-off-by: Daniel Baumann --- tools/perf/trace/beauty/fs_at_flags.c | 58 +++++++++++++++++++++++++++++++++++ 1 file changed, 58 insertions(+) create mode 100644 tools/perf/trace/beauty/fs_at_flags.c (limited to 'tools/perf/trace/beauty/fs_at_flags.c') diff --git a/tools/perf/trace/beauty/fs_at_flags.c b/tools/perf/trace/beauty/fs_at_flags.c new file mode 100644 index 0000000000..c200669cb9 --- /dev/null +++ b/tools/perf/trace/beauty/fs_at_flags.c @@ -0,0 +1,58 @@ +// SPDX-License-Identifier: LGPL-2.1 +/* + * trace/beauty/fs_at_flags.c + * + * Copyright (C) 2017, Red Hat Inc, Arnaldo Carvalho de Melo + */ + +#include "trace/beauty/beauty.h" +#include +#include +#include + +/* + * uapi/linux/fcntl.h does not keep a copy in tools headers directory, + * for system with kernel versions before v5.8, need to sync AT_EACCESS macro. + */ +#ifndef AT_EACCESS +#define AT_EACCESS 0x200 +#endif + +#include "trace/beauty/generated/fs_at_flags_array.c" +static DEFINE_STRARRAY(fs_at_flags, "AT_"); + +static size_t fs_at__scnprintf_flags(unsigned long flags, char *bf, size_t size, bool show_prefix) +{ + return strarray__scnprintf_flags(&strarray__fs_at_flags, bf, size, show_prefix, flags); +} + +size_t syscall_arg__scnprintf_fs_at_flags(char *bf, size_t size, struct syscall_arg *arg) +{ + bool show_prefix = arg->show_string_prefix; + int flags = arg->val; + + return fs_at__scnprintf_flags(flags, bf, size, show_prefix); +} + +static size_t faccessat2__scnprintf_flags(unsigned long flags, char *bf, size_t size, bool show_prefix) +{ + int printed = 0; + + // AT_EACCESS is the same as AT_REMOVEDIR, that is in fs_at_flags_array, + // special case it here. + if (flags & AT_EACCESS) { + flags &= ~AT_EACCESS; + printed += scnprintf(bf + printed, size - printed, "%sEACCESS%s", + show_prefix ? strarray__fs_at_flags.prefix : "", flags ? "|" : ""); + } + + return strarray__scnprintf_flags(&strarray__fs_at_flags, bf + printed, size - printed, show_prefix, flags); +} + +size_t syscall_arg__scnprintf_faccessat2_flags(char *bf, size_t size, struct syscall_arg *arg) +{ + bool show_prefix = arg->show_string_prefix; + int flags = arg->val; + + return faccessat2__scnprintf_flags(flags, bf, size, show_prefix); +} -- cgit v1.2.3