ia64/linux-2.6.18-xen.hg

view scripts/genksyms/genksyms.h @ 893:f994bfe9b93b

linux/blktap2: reduce TLB flush scope

c/s 885 added very coarse TLB flushing. Since these flushes always
follow single page updates, single page flushes (when available) are
sufficient.

Signed-off-by: Jan Beulich <jbeulich@novell.com>
author Keir Fraser <keir.fraser@citrix.com>
date Thu Jun 04 10:32:57 2009 +0100 (2009-06-04)
parents 831230e53067
children
line source
1 /* Generate kernel symbol version hashes.
2 Copyright 1996, 1997 Linux International.
4 New implementation contributed by Richard Henderson <rth@tamu.edu>
5 Based on original work by Bjorn Ekwall <bj0rn@blox.se>
7 This file is part of the Linux modutils.
9 This program is free software; you can redistribute it and/or modify it
10 under the terms of the GNU General Public License as published by the
11 Free Software Foundation; either version 2 of the License, or (at your
12 option) any later version.
14 This program is distributed in the hope that it will be useful, but
15 WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program; if not, write to the Free Software Foundation,
21 Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
23 #ifndef MODUTILS_GENKSYMS_H
24 #define MODUTILS_GENKSYMS_H 1
26 #include <stdio.h>
28 enum symbol_type {
29 SYM_NORMAL, SYM_TYPEDEF, SYM_ENUM, SYM_STRUCT, SYM_UNION
30 };
32 struct string_list {
33 struct string_list *next;
34 enum symbol_type tag;
35 char *string;
36 };
38 struct symbol {
39 struct symbol *hash_next;
40 const char *name;
41 enum symbol_type type;
42 struct string_list *defn;
43 struct symbol *expansion_trail;
44 struct symbol *visited;
45 int is_extern;
46 };
48 typedef struct string_list **yystype;
49 #define YYSTYPE yystype
51 extern int cur_line;
52 extern char *cur_filename;
54 struct symbol *find_symbol(const char *name, enum symbol_type ns);
55 struct symbol *add_symbol(const char *name, enum symbol_type type,
56 struct string_list *defn, int is_extern);
57 void export_symbol(const char *);
59 void free_node(struct string_list *list);
60 void free_list(struct string_list *s, struct string_list *e);
61 struct string_list *copy_node(struct string_list *);
63 int yylex(void);
64 int yyparse(void);
66 void error_with_pos(const char *, ...);
68 /*----------------------------------------------------------------------*/
69 #define xmalloc(size) ({ void *__ptr = malloc(size); \
70 if(!__ptr && size != 0) { \
71 fprintf(stderr, "out of memory\n"); \
72 exit(1); \
73 } \
74 __ptr; })
75 #define xstrdup(str) ({ char *__str = strdup(str); \
76 if (!__str) { \
77 fprintf(stderr, "out of memory\n"); \
78 exit(1); \
79 } \
80 __str; })
82 #endif /* genksyms.h */