ioprio-util: move from basic/ to shared/

It is not used by libsystemd.

src/basic/ioprio-util.c

@@ -1,31 +0,0 @@
-/* SPDX-License-Identifier: LGPL-2.1-or-later */
-
-#include "ioprio-util.h"
-#include "parse-util.h"
-#include "string-table.h"
-
-int ioprio_parse_priority(const char *s, int *ret) {
-        int i, r;
-
-        assert(s);
-        assert(ret);
-
-        r = safe_atoi(s, &i);
-        if (r < 0)
-                return r;
-
-        if (!ioprio_priority_is_valid(i))
-                return -EINVAL;
-
-        *ret = i;
-        return 0;
-}
-
-static const char *const ioprio_class_table[] = {
-        [IOPRIO_CLASS_NONE] = "none",
-        [IOPRIO_CLASS_RT]   = "realtime",
-        [IOPRIO_CLASS_BE]   = "best-effort",
-        [IOPRIO_CLASS_IDLE] = "idle",
-};
-
-DEFINE_STRING_TABLE_LOOKUP_WITH_FALLBACK(ioprio_class, int, IOPRIO_NR_CLASSES-1);

src/basic/ioprio-util.h

@@ -1,40 +0,0 @@
-/* SPDX-License-Identifier: LGPL-2.1-or-later */
-#pragma once
-
-#include <linux/ioprio.h>       /* IWYU pragma: export */
-
-#include "forward.h"
-
-static inline int ioprio_prio_class(int value) {
-        return IOPRIO_PRIO_CLASS(value);
-}
-
-static inline int ioprio_prio_data(int value) {
-        return IOPRIO_PRIO_DATA(value);
-}
-
-static inline int ioprio_prio_value(int class, int data) {
-        return IOPRIO_PRIO_VALUE_HINT(class, IOPRIO_PRIO_LEVEL(data), IOPRIO_PRIO_HINT(data));
-}
-
-int ioprio_class_to_string_alloc(int i, char **s);
-int ioprio_class_from_string(const char *s);
-
-static inline bool ioprio_class_is_valid(int i) {
-        return IN_SET(i, IOPRIO_CLASS_NONE, IOPRIO_CLASS_RT, IOPRIO_CLASS_BE, IOPRIO_CLASS_IDLE);
-}
-
-static inline bool ioprio_priority_is_valid(int i) {
-        return i >= 0 && i < IOPRIO_NR_LEVELS;
-}
-
-int ioprio_parse_priority(const char *s, int *ret);
-
-/* IOPRIO_CLASS_NONE with any prio value is another way to say IOPRIO_CLASS_BE with level 4. Encode that in a
- * proper macro. */
-#define IOPRIO_DEFAULT_CLASS_AND_PRIO ioprio_prio_value(IOPRIO_CLASS_BE, 4)
-
-static inline int ioprio_normalize(int v) {
-        /* Converts IOPRIO_CLASS_NONE to what it actually means */
-        return ioprio_prio_class(v) == IOPRIO_CLASS_NONE ? IOPRIO_DEFAULT_CLASS_AND_PRIO : v;
-}

src/basic/meson.build

@@ -52,7 +52,6 @@ basic_sources = files(
         'initrd-util.c',
         'inotify-util.c',
         'io-util.c',
-        'ioprio-util.c',
         'iovec-util.c',
         'iovec-wrapper.c',
         'label.c',