8  * Copyright (c) 1999-2004 Silicon Graphics, Inc.  All Rights Reserved.
9  * Copyright (c) 2009 Wind River Systems, Inc.  All Rights Reserved.
30  * kdbgetsymval - Return the address of the given symbol.
43 	symtab->sym_start = kallsyms_lookup_name(symname);  in kdbgetsymval()
44 	if (symtab->sym_start) {  in kdbgetsymval()
45 		kdb_dbg_printf(AR, "returns 1, symtab->sym_start=0x%lx\n",  in kdbgetsymval()
46 			       symtab->sym_start);  in kdbgetsymval()
55  * kdbnearsym() - Return the name of the symbol with the nearest address
62  * threaded, all other CPUs halted) provides us sufficient locking for
67  * Note that, strictly speaking, some architectures may re-enter the kdb
69  * the single-threaded assumption above. In these circumstances successful
73  * namebuf[KSYM_NAME_LEN-1] will never change from '\0' although we do
78  * * 0 - No sections contain this address, symtab zero filled
79  * * 1 - Address mapped to module/symbol/section, data in symtab
94 	symtab->sym_name = kallsyms_lookup(addr, &symbolsize , &offset,  in kdbnearsym()
95 				(char **)(&symtab->mod_name), namebuf);  in kdbnearsym()
97 		symtab->sym_name = NULL;  in kdbnearsym()
100 	symtab->sym_start = addr - offset;  in kdbnearsym()
101 	symtab->sym_end = symtab->sym_start + symbolsize;  in kdbnearsym()
102 	ret = symtab->sym_name != NULL && *(symtab->sym_name) != '\0';  in kdbnearsym()
104 	if (symtab->mod_name == NULL)  in kdbnearsym()
105 		symtab->mod_name = "kernel";  in kdbnearsym()
106 …kdb_dbg_printf(AR, "returns %d symtab->sym_start=0x%lx, symtab->mod_name=%px, symtab->sym_name=%px…  in kdbnearsym()
107 		       ret, symtab->sym_start, symtab->mod_name, symtab->sym_name, symtab->sym_name);  in kdbnearsym()
138 				prev_len = min_t(int, max_len-1,  in kallsyms_symbol_complete()
187  * kdb_symbol_print - Standard method for printing a symbol name and offset.
188  * Inputs:
208 	if (!(symtab_p2->sym_name || (punc & KDB_SP_VALUE)))  in kdb_symbol_print()
214 	if (symtab_p2->sym_name) {  in kdb_symbol_print()
219 		if (strcmp(symtab_p2->mod_name, "kernel"))  in kdb_symbol_print()
220 			kdb_printf("[%s]", symtab_p2->mod_name);  in kdb_symbol_print()
221 		kdb_printf("%s", symtab_p2->sym_name);  in kdb_symbol_print()
222 		if (addr != symtab_p2->sym_start)  in kdb_symbol_print()
223 			kdb_printf("+0x%lx", addr - symtab_p2->sym_start);  in kdb_symbol_print()
226 				   symtab_p2->sym_end - symtab_p2->sym_start);  in kdb_symbol_print()
237  * kdb_strdup - kdb equivalent of strdup, for disasm code.
238  * Inputs:
257  * kdb_getarea_size - Read an area of data.  The kdb equivalent of
259  * Inputs:
282  * kdb_putarea_size - Write an area of data.  The kdb equivalent of
284  * Inputs:
307  * kdb_getphys - Read data from a physical address. Validate the
309  * 	similar to kdb_getarea() - but for phys addresses
310  * Inputs:
328 	memcpy(res, vaddr + (addr & (PAGE_SIZE - 1)), size);  in kdb_getphys()
336  * Inputs:
384  * kdb_getword - Read a binary value.  Unlike kdb_getarea, this treats
386  * Inputs:
433  * kdb_putword - Write a binary value.  Unlike kdb_putarea, this
435  * Inputs:
479  * kdb_task_state_char - Return the character that represents the task state.
480  * Inputs:
503 				state = '-';	/* idle task */  in kdb_task_state_char()
505 	} else if (!p->mm && strchr("IMS", state)) {  in kdb_task_state_char()
512  * kdb_task_state - Return true if a process has the desired state
514  * Inputs:
531 		return !strchr("-ims", state);  in kdb_task_state()
533 	/* A is a special case that matches all states */  in kdb_task_state()
555 	kdb_flags = kdb_flags_stack[--kdb_flags_index];  in kdb_restore_flags()