Drop systemd patch

This patch is now in systemd upstream, so we no longer need to hold it
here.

Signed-off-by: Ed Tanous <edtanous@google.com>
Change-Id: I8b33e0a04fc990e7f155a4e475a40ea1696818e5
diff --git a/meta-phosphor/recipes-core/systemd/systemd/0001-conf-parse-make-config_parse_many-optionally-save-st.patch b/meta-phosphor/recipes-core/systemd/systemd/0001-conf-parse-make-config_parse_many-optionally-save-st.patch
deleted file mode 100644
index fedb42d..0000000
--- a/meta-phosphor/recipes-core/systemd/systemd/0001-conf-parse-make-config_parse_many-optionally-save-st.patch
+++ /dev/null
@@ -1,379 +0,0 @@
-From 819333d81964fd110565d35a33993b831ba60725 Mon Sep 17 00:00:00 2001
-From: Yu Watanabe <watanabe.yu+github@gmail.com>
-Date: Mon, 25 Oct 2021 11:13:27 +0900
-Subject: [PATCH] conf-parse: make config_parse_many() optionally save 'struct
- stat' for each file
-
-Fixes #21113.
----
- src/core/load-dropin.c         |  18 +++---
- src/network/networkd-network.c |  38 +++++++++---
- src/network/networkd-network.h |   2 +-
- src/shared/conf-parser.c       | 103 +++++++++++++++++++++++++--------
- src/shared/conf-parser.h       |   8 ++-
- 5 files changed, 127 insertions(+), 42 deletions(-)
-
-diff --git a/src/core/load-dropin.c b/src/core/load-dropin.c
-index 3bb48564cc..080a63bc7e 100644
---- a/src/core/load-dropin.c
-+++ b/src/core/load-dropin.c
-@@ -113,14 +113,16 @@ int unit_load_dropin(Unit *u) {
-         }
- 
-         u->dropin_mtime = 0;
--        STRV_FOREACH(f, u->dropin_paths)
--                (void) config_parse(
--                                u->id, *f, NULL,
--                                UNIT_VTABLE(u)->sections,
--                                config_item_perf_lookup, load_fragment_gperf_lookup,
--                                0,
--                                u,
--                                &u->dropin_mtime);
-+        STRV_FOREACH(f, u->dropin_paths) {
-+                struct stat st;
-+
-+                r = config_parse(u->id, *f, NULL,
-+                                 UNIT_VTABLE(u)->sections,
-+                                 config_item_perf_lookup, load_fragment_gperf_lookup,
-+                                 0, u, &st);
-+                if (r > 0)
-+                        u->dropin_mtime = MAX(u->dropin_mtime, timespec_load(&st.st_mtim));
-+        }
- 
-         return 0;
- }
-diff --git a/src/network/networkd-network.c b/src/network/networkd-network.c
-index 850b4f449e..32d76e29e4 100644
---- a/src/network/networkd-network.c
-+++ b/src/network/networkd-network.c
-@@ -480,7 +480,7 @@ int network_load_one(Manager *manager, OrderedHashmap **networks, const char *fi
-                         config_item_perf_lookup, network_network_gperf_lookup,
-                         CONFIG_PARSE_WARN,
-                         network,
--                        &network->timestamp);
-+                        &network->stats_by_path);
-         if (r < 0)
-                 return r;
- 
-@@ -527,6 +527,28 @@ int network_load(Manager *manager, OrderedHashmap **networks) {
-         return 0;
- }
- 
-+static bool stats_by_path_equal(Hashmap *a, Hashmap *b) {
-+        struct stat *st_a, *st_b;
-+        const char *path;
-+
-+        assert(a);
-+        assert(b);
-+
-+        if (hashmap_size(a) != hashmap_size(b))
-+                return false;
-+
-+        HASHMAP_FOREACH_KEY(st_a, path, a) {
-+                st_b = hashmap_get(b, path);
-+                if (!st_b)
-+                        return false;
-+
-+                if (!stat_inode_unmodified(st_a, st_b))
-+                        return false;
-+        }
-+
-+        return true;
-+}
-+
- int network_reload(Manager *manager) {
-         OrderedHashmap *new_networks = NULL;
-         Network *n, *old;
-@@ -540,14 +562,15 @@ int network_reload(Manager *manager) {
- 
-         ORDERED_HASHMAP_FOREACH(n, new_networks) {
-                 r = network_get_by_name(manager, n->name, &old);
--                if (r < 0)
--                        continue; /* The .network file is new. */
--
--                if (n->timestamp != old->timestamp)
--                        continue; /* The .network file is modified. */
-+                if (r < 0) {
-+                        log_debug("Found new .network file: %s", n->filename);
-+                        continue;
-+                }
- 
--                if (!streq(n->filename, old->filename))
-+                if (!stats_by_path_equal(n->stats_by_path, old->stats_by_path)) {
-+                        log_debug("Found updated .network file: %s", n->filename);
-                         continue;
-+                }
- 
-                 r = ordered_hashmap_replace(new_networks, old->name, old);
-                 if (r < 0)
-@@ -573,6 +596,7 @@ static Network *network_free(Network *network) {
-                 return NULL;
- 
-         free(network->filename);
-+        hashmap_free(network->stats_by_path);
- 
-         net_match_clear(&network->match);
-         condition_free_list(network->conditions);
-diff --git a/src/network/networkd-network.h b/src/network/networkd-network.h
-index b39063fe8a..c8d24a415f 100644
---- a/src/network/networkd-network.h
-+++ b/src/network/networkd-network.h
-@@ -72,7 +72,7 @@ struct Network {
- 
-         char *name;
-         char *filename;
--        usec_t timestamp;
-+        Hashmap *stats_by_path;
-         char *description;
- 
-         /* [Match] section */
-diff --git a/src/shared/conf-parser.c b/src/shared/conf-parser.c
-index d0ac1b2660..9a367d757f 100644
---- a/src/shared/conf-parser.c
-+++ b/src/shared/conf-parser.c
-@@ -264,21 +264,18 @@ int config_parse(
-                 const void *table,
-                 ConfigParseFlags flags,
-                 void *userdata,
--                usec_t *latest_mtime) {
-+                struct stat *ret_stat) {
- 
-         _cleanup_free_ char *section = NULL, *continuation = NULL;
-         _cleanup_fclose_ FILE *ours = NULL;
-         unsigned line = 0, section_line = 0;
-         bool section_ignored = false, bom_seen = false;
-+        struct stat st;
-         int r, fd;
--        usec_t mtime;
- 
-         assert(filename);
-         assert(lookup);
- 
--        /* latest_mtime is an input-output parameter: it will be updated if the mtime of the file we're
--         * looking at is later than the current *latest_mtime value. */
--
-         if (!f) {
-                 f = ours = fopen(filename, "re");
-                 if (!f) {
-@@ -287,22 +284,28 @@ int config_parse(
-                         if ((flags & CONFIG_PARSE_WARN) || errno == ENOENT)
-                                 log_full_errno(errno == ENOENT ? LOG_DEBUG : LOG_ERR, errno,
-                                                "Failed to open configuration file '%s': %m", filename);
--                        return errno == ENOENT ? 0 : -errno;
-+
-+                        if (errno == ENOENT) {
-+                                if (ret_stat)
-+                                        *ret_stat = (struct stat) {};
-+
-+                                return 0;
-+                        }
-+
-+                        return -errno;
-                 }
-         }
- 
-         fd = fileno(f);
-         if (fd >= 0) { /* stream might not have an fd, let's be careful hence */
--                struct stat st;
- 
-                 if (fstat(fd, &st) < 0)
-                         return log_full_errno(FLAGS_SET(flags, CONFIG_PARSE_WARN) ? LOG_ERR : LOG_DEBUG, errno,
-                                               "Failed to fstat(%s): %m", filename);
- 
-                 (void) stat_warn_permissions(filename, &st);
--                mtime = timespec_load(&st.st_mtim);
-         } else
--                mtime = 0;
-+                st = (struct stat) {};
- 
-         for (;;) {
-                 _cleanup_free_ char *buf = NULL;
-@@ -422,12 +425,43 @@ int config_parse(
-                 }
-         }
- 
--        if (latest_mtime)
--                *latest_mtime = MAX(*latest_mtime, mtime);
-+        if (ret_stat)
-+                *ret_stat = st;
- 
-         return 1;
- }
- 
-+static int hashmap_put_stats_by_path(Hashmap **stats_by_path, const char *path, const struct stat *st) {
-+        _cleanup_free_ struct stat *st_copy = NULL;
-+        _cleanup_free_ char *path_copy = NULL;
-+        int r;
-+
-+        assert(stats_by_path);
-+        assert(path);
-+        assert(st);
-+
-+        r = hashmap_ensure_allocated(stats_by_path, &path_hash_ops_free_free);
-+        if (r < 0)
-+                return r;
-+
-+        st_copy = newdup(struct stat, st, 1);
-+        if (!st_copy)
-+                return -ENOMEM;
-+
-+        path_copy = strdup(path);
-+        if (!path)
-+                return -ENOMEM;
-+
-+        r = hashmap_put(*stats_by_path, path_copy, st_copy);
-+        if (r < 0)
-+                return r;
-+
-+        assert(r > 0);
-+        TAKE_PTR(path_copy);
-+        TAKE_PTR(st_copy);
-+        return 0;
-+}
-+
- static int config_parse_many_files(
-                 const char* const* conf_files,
-                 char **files,
-@@ -436,30 +470,53 @@ static int config_parse_many_files(
-                 const void *table,
-                 ConfigParseFlags flags,
-                 void *userdata,
--                usec_t *ret_mtime) {
-+                Hashmap **ret_stats_by_path) {
- 
--        usec_t mtime = 0;
-+        _cleanup_hashmap_free_ Hashmap *stats_by_path = NULL;
-+        struct stat st;
-         char **fn;
-         int r;
- 
-+        if (ret_stats_by_path) {
-+                stats_by_path = hashmap_new(&path_hash_ops_free_free);
-+                if (!stats_by_path)
-+                        return -ENOMEM;
-+        }
-+
-         /* First read the first found main config file. */
-         STRV_FOREACH(fn, (char**) conf_files) {
--                r = config_parse(NULL, *fn, NULL, sections, lookup, table, flags, userdata, &mtime);
-+                r = config_parse(NULL, *fn, NULL, sections, lookup, table, flags, userdata, &st);
-                 if (r < 0)
-                         return r;
--                if (r > 0)
--                        break;
-+                if (r == 0)
-+                        continue;
-+
-+                if (ret_stats_by_path) {
-+                        r = hashmap_put_stats_by_path(&stats_by_path, *fn, &st);
-+                        if (r < 0)
-+                                return r;
-+                }
-+
-+                break;
-         }
- 
-         /* Then read all the drop-ins. */
-         STRV_FOREACH(fn, files) {
--                r = config_parse(NULL, *fn, NULL, sections, lookup, table, flags, userdata, &mtime);
-+                r = config_parse(NULL, *fn, NULL, sections, lookup, table, flags, userdata, &st);
-                 if (r < 0)
-                         return r;
-+                if (r == 0)
-+                        continue;
-+
-+                if (ret_stats_by_path) {
-+                        r = hashmap_put_stats_by_path(&stats_by_path, *fn, &st);
-+                        if (r < 0)
-+                                return r;
-+                }
-         }
- 
--        if (ret_mtime)
--                *ret_mtime = mtime;
-+        if (ret_stats_by_path)
-+                *ret_stats_by_path = TAKE_PTR(stats_by_path);
- 
-         return 0;
- }
-@@ -473,7 +530,7 @@ int config_parse_many_nulstr(
-                 const void *table,
-                 ConfigParseFlags flags,
-                 void *userdata,
--                usec_t *ret_mtime) {
-+                Hashmap **ret_stats_by_path) {
- 
-         _cleanup_strv_free_ char **files = NULL;
-         int r;
-@@ -484,7 +541,7 @@ int config_parse_many_nulstr(
- 
-         return config_parse_many_files(STRV_MAKE_CONST(conf_file),
-                                        files, sections, lookup, table, flags, userdata,
--                                       ret_mtime);
-+                                       ret_stats_by_path);
- }
- 
- /* Parse each config file in the directories specified as strv. */
-@@ -497,7 +554,7 @@ int config_parse_many(
-                 const void *table,
-                 ConfigParseFlags flags,
-                 void *userdata,
--                usec_t *ret_mtime) {
-+                Hashmap **ret_stats_by_path) {
- 
-         _cleanup_strv_free_ char **dropin_dirs = NULL;
-         _cleanup_strv_free_ char **files = NULL;
-@@ -513,7 +570,7 @@ int config_parse_many(
-         if (r < 0)
-                 return r;
- 
--        return config_parse_many_files(conf_files, files, sections, lookup, table, flags, userdata, ret_mtime);
-+        return config_parse_many_files(conf_files, files, sections, lookup, table, flags, userdata, ret_stats_by_path);
- }
- 
- #define DEFINE_PARSER(type, vartype, conv_func)                         \
-diff --git a/src/shared/conf-parser.h b/src/shared/conf-parser.h
-index c3a138274d..f893a53aa0 100644
---- a/src/shared/conf-parser.h
-+++ b/src/shared/conf-parser.h
-@@ -6,8 +6,10 @@
- #include <stddef.h>
- #include <stdio.h>
- #include <syslog.h>
-+#include <sys/stat.h>
- 
- #include "alloc-util.h"
-+#include "hashmap.h"
- #include "log.h"
- #include "macro.h"
- #include "time-util.h"
-@@ -89,7 +91,7 @@ int config_parse(
-                 const void *table,
-                 ConfigParseFlags flags,
-                 void *userdata,
--                usec_t *latest_mtime);      /* input/output, possibly NULL */
-+                struct stat *ret_stat);     /* possibly NULL */
- 
- int config_parse_many_nulstr(
-                 const char *conf_file,      /* possibly NULL */
-@@ -99,7 +101,7 @@ int config_parse_many_nulstr(
-                 const void *table,
-                 ConfigParseFlags flags,
-                 void *userdata,
--                usec_t *ret_mtime);         /* possibly NULL */
-+                Hashmap **ret_stats_by_path);   /* possibly NULL */
- 
- int config_parse_many(
-                 const char* const* conf_files,  /* possibly empty */
-@@ -110,7 +112,7 @@ int config_parse_many(
-                 const void *table,
-                 ConfigParseFlags flags,
-                 void *userdata,
--                usec_t *ret_mtime);         /* possibly NULL */
-+                Hashmap **ret_stats_by_path);   /* possibly NULL */
- 
- CONFIG_PARSER_PROTOTYPE(config_parse_int);
- CONFIG_PARSER_PROTOTYPE(config_parse_unsigned);
--- 
-2.33.0.1079.g6e70778dc9-goog
-
diff --git a/meta-phosphor/recipes-core/systemd/systemd_249.5.bbappend b/meta-phosphor/recipes-core/systemd/systemd_249.5.bbappend
deleted file mode 100644
index 848d824..0000000
--- a/meta-phosphor/recipes-core/systemd/systemd_249.5.bbappend
+++ /dev/null
@@ -1,2 +0,0 @@
-# Fix https://github.com/systemd/systemd/issues/21113
-SRC_URI += "file://0001-conf-parse-make-config_parse_many-optionally-save-st.patch"