^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * builtin-buildid-cache.c
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Builtin buildid-cache command: Manages build-id cache
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) * Copyright (C) 2010, Red Hat Inc.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * Copyright (C) 2010, Arnaldo Carvalho de Melo <acme@redhat.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <sys/types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <sys/time.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <time.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <dirent.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <errno.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <unistd.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include "builtin.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include "namespaces.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include "util/debug.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include "util/header.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #include <subcmd/pager.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #include <subcmd/parse-options.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #include "util/strlist.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #include "util/build-id.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #include "util/session.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #include "util/dso.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #include "util/symbol.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #include "util/time-utils.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #include "util/util.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #include "util/probe-file.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) #include <linux/string.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) #include <linux/err.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) static int build_id_cache__kcore_buildid(const char *proc_dir, char *sbuildid)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) char root_dir[PATH_MAX];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) char *p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) strlcpy(root_dir, proc_dir, sizeof(root_dir));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) p = strrchr(root_dir, '/');
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) if (!p)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) *p = '\0';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) return sysfs__sprintf_build_id(root_dir, sbuildid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) static int build_id_cache__kcore_dir(char *dir, size_t sz)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) return fetch_current_timestamp(dir, sz);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) static bool same_kallsyms_reloc(const char *from_dir, char *to_dir)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) char from[PATH_MAX];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) char to[PATH_MAX];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) const char *name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) u64 addr1 = 0, addr2 = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) int i, err = -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) scnprintf(from, sizeof(from), "%s/kallsyms", from_dir);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) scnprintf(to, sizeof(to), "%s/kallsyms", to_dir);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) for (i = 0; (name = ref_reloc_sym_names[i]) != NULL; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) err = kallsyms__get_function_start(from, name, &addr1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) if (!err)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) if (err)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) return false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) if (kallsyms__get_function_start(to, name, &addr2))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) return false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) return addr1 == addr2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) static int build_id_cache__kcore_existing(const char *from_dir, char *to_dir,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) size_t to_dir_sz)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) char from[PATH_MAX];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) char to[PATH_MAX];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) char to_subdir[PATH_MAX];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) struct dirent *dent;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) int ret = -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) DIR *d;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) d = opendir(to_dir);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) if (!d)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) scnprintf(from, sizeof(from), "%s/modules", from_dir);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) while (1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) dent = readdir(d);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) if (!dent)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) if (dent->d_type != DT_DIR)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) scnprintf(to, sizeof(to), "%s/%s/modules", to_dir,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) dent->d_name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) scnprintf(to_subdir, sizeof(to_subdir), "%s/%s",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) to_dir, dent->d_name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) if (!compare_proc_modules(from, to) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) same_kallsyms_reloc(from_dir, to_subdir)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) strlcpy(to_dir, to_subdir, to_dir_sz);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) closedir(d);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) static int build_id_cache__add_kcore(const char *filename, bool force)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) char dir[32], sbuildid[SBUILD_ID_SIZE];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) char from_dir[PATH_MAX], to_dir[PATH_MAX];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) char *p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) strlcpy(from_dir, filename, sizeof(from_dir));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) p = strrchr(from_dir, '/');
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) if (!p || strcmp(p + 1, "kcore"))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) *p = '\0';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) if (build_id_cache__kcore_buildid(from_dir, sbuildid) < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) scnprintf(to_dir, sizeof(to_dir), "%s/%s/%s",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) buildid_dir, DSO__NAME_KCORE, sbuildid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) if (!force &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) !build_id_cache__kcore_existing(from_dir, to_dir, sizeof(to_dir))) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) pr_debug("same kcore found in %s\n", to_dir);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) if (build_id_cache__kcore_dir(dir, sizeof(dir)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) scnprintf(to_dir, sizeof(to_dir), "%s/%s/%s/%s",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) buildid_dir, DSO__NAME_KCORE, sbuildid, dir);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) if (mkdir_p(to_dir, 0755))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) if (kcore_copy(from_dir, to_dir)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) /* Remove YYYYmmddHHMMSShh directory */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) if (!rmdir(to_dir)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) p = strrchr(to_dir, '/');
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) if (p)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) *p = '\0';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) /* Try to remove buildid directory */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) if (!rmdir(to_dir)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) p = strrchr(to_dir, '/');
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) if (p)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) *p = '\0';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) /* Try to remove [kernel.kcore] directory */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) rmdir(to_dir);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) pr_debug("kcore added to build-id cache directory %s\n", to_dir);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) static int build_id_cache__add_file(const char *filename, struct nsinfo *nsi)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) char sbuild_id[SBUILD_ID_SIZE];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) struct build_id bid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) struct nscookie nsc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) nsinfo__mountns_enter(nsi, &nsc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) err = filename__read_build_id(filename, &bid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) nsinfo__mountns_exit(&nsc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) pr_debug("Couldn't read a build-id in %s\n", filename);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) build_id__sprintf(&bid, sbuild_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) err = build_id_cache__add_s(sbuild_id, filename, nsi,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) false, false);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) pr_debug("Adding %s %s: %s\n", sbuild_id, filename,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) err ? "FAIL" : "Ok");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) static int build_id_cache__remove_file(const char *filename, struct nsinfo *nsi)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) char sbuild_id[SBUILD_ID_SIZE];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) struct build_id bid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) struct nscookie nsc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) nsinfo__mountns_enter(nsi, &nsc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) err = filename__read_build_id(filename, &bid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) nsinfo__mountns_exit(&nsc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) pr_debug("Couldn't read a build-id in %s\n", filename);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) build_id__sprintf(&bid, sbuild_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) err = build_id_cache__remove_s(sbuild_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) pr_debug("Removing %s %s: %s\n", sbuild_id, filename,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) err ? "FAIL" : "Ok");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) static int build_id_cache__purge_path(const char *pathname, struct nsinfo *nsi)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) struct strlist *list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) struct str_node *pos;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) err = build_id_cache__list_build_ids(pathname, nsi, &list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) if (err)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) strlist__for_each_entry(pos, list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) err = build_id_cache__remove_s(pos->s);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) pr_debug("Removing %s %s: %s\n", pos->s, pathname,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) err ? "FAIL" : "Ok");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) if (err)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) strlist__delete(list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) pr_debug("Purging %s: %s\n", pathname, err ? "FAIL" : "Ok");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) static int build_id_cache__purge_all(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) struct strlist *list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) struct str_node *pos;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) int err = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) char *buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) list = build_id_cache__list_all(false);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) if (!list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) pr_debug("Failed to get buildids: -%d\n", errno);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) strlist__for_each_entry(pos, list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) buf = build_id_cache__origname(pos->s);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) err = build_id_cache__remove_s(pos->s);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) pr_debug("Removing %s (%s): %s\n", buf, pos->s,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) err ? "FAIL" : "Ok");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) free(buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) if (err)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) strlist__delete(list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) pr_debug("Purged all: %s\n", err ? "FAIL" : "Ok");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) static bool dso__missing_buildid_cache(struct dso *dso, int parm __maybe_unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) char filename[PATH_MAX];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) struct build_id bid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) if (dso__build_id_filename(dso, filename, sizeof(filename), false) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) filename__read_build_id(filename, &bid) == -1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) if (errno == ENOENT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) return false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) pr_warning("Problems with %s file, consider removing it from the cache\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) filename);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) } else if (memcmp(dso->bid.data, bid.data, bid.size)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) pr_warning("Problems with %s file, consider removing it from the cache\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) filename);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) return true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) static int build_id_cache__fprintf_missing(struct perf_session *session, FILE *fp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) perf_session__fprintf_dsos_buildid(session, fp, dso__missing_buildid_cache, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) static int build_id_cache__update_file(const char *filename, struct nsinfo *nsi)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) char sbuild_id[SBUILD_ID_SIZE];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) struct build_id bid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) struct nscookie nsc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) nsinfo__mountns_enter(nsi, &nsc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) err = filename__read_build_id(filename, &bid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) nsinfo__mountns_exit(&nsc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) pr_debug("Couldn't read a build-id in %s\n", filename);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) err = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) build_id__sprintf(&bid, sbuild_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) if (build_id_cache__cached(sbuild_id))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) err = build_id_cache__remove_s(sbuild_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) if (!err)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) err = build_id_cache__add_s(sbuild_id, filename, nsi, false,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) false);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) pr_debug("Updating %s %s: %s\n", sbuild_id, filename,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) err ? "FAIL" : "Ok");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) static int build_id_cache__show_all(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) struct strlist *bidlist;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) struct str_node *nd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) char *buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) bidlist = build_id_cache__list_all(true);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) if (!bidlist) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) pr_debug("Failed to get buildids: -%d\n", errno);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) strlist__for_each_entry(nd, bidlist) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) buf = build_id_cache__origname(nd->s);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) fprintf(stdout, "%s %s\n", nd->s, buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) free(buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) strlist__delete(bidlist);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) int cmd_buildid_cache(int argc, const char **argv)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) struct strlist *list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) struct str_node *pos;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) int ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) int ns_id = -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) bool force = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) bool list_files = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) bool opts_flag = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) bool purge_all = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) char const *add_name_list_str = NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) *remove_name_list_str = NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) *purge_name_list_str = NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) *missing_filename = NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) *update_name_list_str = NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) *kcore_filename = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) char sbuf[STRERR_BUFSIZE];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) struct perf_data data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) .mode = PERF_DATA_MODE_READ,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) struct perf_session *session = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) struct nsinfo *nsi = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) const struct option buildid_cache_options[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) OPT_STRING('a', "add", &add_name_list_str,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) "file list", "file(s) to add"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) OPT_STRING('k', "kcore", &kcore_filename,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) "file", "kcore file to add"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) OPT_STRING('r', "remove", &remove_name_list_str, "file list",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) "file(s) to remove"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) OPT_STRING('p', "purge", &purge_name_list_str, "file list",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) "file(s) to remove (remove old caches too)"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) OPT_BOOLEAN('P', "purge-all", &purge_all, "purge all cached files"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) OPT_BOOLEAN('l', "list", &list_files, "list all cached files"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) OPT_STRING('M', "missing", &missing_filename, "file",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) "to find missing build ids in the cache"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) OPT_BOOLEAN('f', "force", &force, "don't complain, do it"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) OPT_STRING('u', "update", &update_name_list_str, "file list",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) "file(s) to update"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) OPT_INCR('v', "verbose", &verbose, "be more verbose"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) OPT_INTEGER(0, "target-ns", &ns_id, "target pid for namespace context"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) OPT_END()
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) const char * const buildid_cache_usage[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) "perf buildid-cache [<options>]",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) NULL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) argc = parse_options(argc, argv, buildid_cache_options,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) buildid_cache_usage, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) opts_flag = add_name_list_str || kcore_filename ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) remove_name_list_str || purge_name_list_str ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) missing_filename || update_name_list_str ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) purge_all;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) if (argc || !(list_files || opts_flag))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) usage_with_options(buildid_cache_usage, buildid_cache_options);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) /* -l is exclusive. It can not be used with other options. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) if (list_files && opts_flag) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) usage_with_options_msg(buildid_cache_usage,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) buildid_cache_options, "-l is exclusive.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) if (ns_id > 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) nsi = nsinfo__new(ns_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) if (missing_filename) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) data.path = missing_filename;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) data.force = force;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) session = perf_session__new(&data, false, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) if (IS_ERR(session))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) return PTR_ERR(session);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) if (symbol__init(session ? &session->header.env : NULL) < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) setup_pager();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) if (list_files) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) ret = build_id_cache__show_all();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) if (add_name_list_str) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) list = strlist__new(add_name_list_str, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) if (list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) strlist__for_each_entry(pos, list)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) if (build_id_cache__add_file(pos->s, nsi)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) if (errno == EEXIST) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) pr_debug("%s already in the cache\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) pos->s);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449) pr_warning("Couldn't add %s: %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) pos->s, str_error_r(errno, sbuf, sizeof(sbuf)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) strlist__delete(list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) if (remove_name_list_str) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) list = strlist__new(remove_name_list_str, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) if (list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) strlist__for_each_entry(pos, list)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) if (build_id_cache__remove_file(pos->s, nsi)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) if (errno == ENOENT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) pr_debug("%s wasn't in the cache\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) pos->s);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) pr_warning("Couldn't remove %s: %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) pos->s, str_error_r(errno, sbuf, sizeof(sbuf)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) strlist__delete(list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) if (purge_name_list_str) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) list = strlist__new(purge_name_list_str, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) if (list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) strlist__for_each_entry(pos, list)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) if (build_id_cache__purge_path(pos->s, nsi)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) if (errno == ENOENT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) pr_debug("%s wasn't in the cache\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) pos->s);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) pr_warning("Couldn't remove %s: %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) pos->s, str_error_r(errno, sbuf, sizeof(sbuf)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) strlist__delete(list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) if (purge_all) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494) if (build_id_cache__purge_all()) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) pr_warning("Couldn't remove some caches. Error: %s.\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) str_error_r(errno, sbuf, sizeof(sbuf)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) if (missing_filename)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501) ret = build_id_cache__fprintf_missing(session, stdout);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503) if (update_name_list_str) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504) list = strlist__new(update_name_list_str, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505) if (list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506) strlist__for_each_entry(pos, list)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) if (build_id_cache__update_file(pos->s, nsi)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) if (errno == ENOENT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509) pr_debug("%s wasn't in the cache\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510) pos->s);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513) pr_warning("Couldn't update %s: %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514) pos->s, str_error_r(errno, sbuf, sizeof(sbuf)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) strlist__delete(list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521) if (kcore_filename && build_id_cache__add_kcore(kcore_filename, force))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522) pr_warning("Couldn't add %s\n", kcore_filename);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525) perf_session__delete(session);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526) nsinfo__zput(nsi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529) }
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
3 Commits
0 Branches
0 Tags