Lines Matching full:cn

76 static int expand_corename(struct core_name *cn, int size)  in expand_corename()  argument
81 corename = krealloc(cn->corename, size, GFP_KERNEL); in expand_corename()
89 cn->size = size; in expand_corename()
90 cn->corename = corename; in expand_corename()
94 static __printf(2, 0) int cn_vprintf(struct core_name *cn, const char *fmt, in cn_vprintf() argument
101 free = cn->size - cn->used; in cn_vprintf()
104 need = vsnprintf(cn->corename + cn->used, free, fmt, arg_copy); in cn_vprintf()
108 cn->used += need; in cn_vprintf()
112 if (!expand_corename(cn, cn->size + need - free + 1)) in cn_vprintf()
118 static __printf(2, 3) int cn_printf(struct core_name *cn, const char *fmt, ...) in cn_printf() argument
124 ret = cn_vprintf(cn, fmt, arg); in cn_printf()
131 int cn_esc_printf(struct core_name *cn, const char *fmt, ...) in cn_esc_printf() argument
133 int cur = cn->used; in cn_esc_printf()
138 ret = cn_vprintf(cn, fmt, arg); in cn_esc_printf()
146 if ((cn->used - cur == 1 && cn->corename[cur] == '.') || in cn_esc_printf()
147 (cn->used - cur == 2 && cn->corename[cur] == '.' in cn_esc_printf()
148 && cn->corename[cur+1] == '.')) in cn_esc_printf()
149 cn->corename[cur] = '!'; in cn_esc_printf()
157 if (cn->used == cur) in cn_esc_printf()
158 ret = cn_printf(cn, "!"); in cn_esc_printf()
161 for (; cur < cn->used; ++cur) { in cn_esc_printf()
162 if (cn->corename[cur] == '/') in cn_esc_printf()
163 cn->corename[cur] = '!'; in cn_esc_printf()
168 static int cn_print_exe_file(struct core_name *cn, bool name_only) in cn_print_exe_file() argument
176 return cn_esc_printf(cn, "%s (path unknown)", current->comm); in cn_print_exe_file()
195 ret = cn_esc_printf(cn, "%s", path); in cn_print_exe_file()
208 static int format_corename(struct core_name *cn, struct coredump_params *cprm, in format_corename() argument
218 cn->used = 0; in format_corename()
219 cn->corename = NULL; in format_corename()
220 if (expand_corename(cn, core_name_size)) in format_corename()
222 cn->corename[0] = '\0'; in format_corename()
244 if (cn->used != 0) in format_corename()
250 err = cn_printf(cn, "%c", '\0'); in format_corename()
253 (*argv)[(*argc)++] = cn->used; in format_corename()
257 err = cn_printf(cn, "%c", *pat_ptr++); in format_corename()
265 err = cn_printf(cn, "%c", '%'); in format_corename()
270 err = cn_printf(cn, "%d", in format_corename()
275 err = cn_printf(cn, "%d", in format_corename()
279 err = cn_printf(cn, "%d", in format_corename()
283 err = cn_printf(cn, "%d", in format_corename()
288 err = cn_printf(cn, "%u", in format_corename()
294 err = cn_printf(cn, "%u", in format_corename()
299 err = cn_printf(cn, "%d", in format_corename()
304 err = cn_printf(cn, "%d", in format_corename()
312 err = cn_printf(cn, "%lld", time); in format_corename()
318 err = cn_esc_printf(cn, "%s", in format_corename()
324 err = cn_esc_printf(cn, "%s", current->comm); in format_corename()
328 err = cn_print_exe_file(cn, true); in format_corename()
331 err = cn_print_exe_file(cn, false); in format_corename()
335 err = cn_printf(cn, "%lu", in format_corename()
340 err = cn_printf(cn, "%d", cprm->cpu); in format_corename()
359 err = cn_printf(cn, ".%d", task_tgid_vnr(current)); in format_corename()
527 struct core_name cn; in do_coredump() local
582 ispipe = format_corename(&cn, &cprm, &argv, &argc); in do_coredump()
629 helper_argv[argi] = cn.corename + argv[argi]; in do_coredump()
642 coredump_report_failure("|%s pipe failed", cn.corename); in do_coredump()
654 if (need_suid_safe && cn.corename[0] != '/') { in do_coredump()
670 do_unlinkat(AT_FDCWD, getname_kernel(cn.corename)); in do_coredump()
696 cprm.file = file_open_root(&root, cn.corename, in do_coredump()
700 cprm.file = filp_open(cn.corename, open_flags, 0600); in do_coredump()
726 "cannot preserve file owner", cn.corename); in do_coredump()
731 "cannot preserve file permissions", cn.corename); in do_coredump()
752 coredump_report_failure("Core dump to |%s disabled", cn.corename); in do_coredump()
783 kfree(cn.corename); in do_coredump()