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-rw-r--r--fs/jffs2/wbuf.c22
1 files changed, 21 insertions, 1 deletions
diff --git a/fs/jffs2/wbuf.c b/fs/jffs2/wbuf.c
index 251ac3d86f99..8c06d3a2b17d 100644
--- a/fs/jffs2/wbuf.c
+++ b/fs/jffs2/wbuf.c
@@ -9,7 +9,7 @@
9 * 9 *
10 * For licensing information, see the file 'LICENCE' in this directory. 10 * For licensing information, see the file 'LICENCE' in this directory.
11 * 11 *
12 * $Id: wbuf.c,v 1.96 2005/07/22 10:32:08 dedekind Exp $ 12 * $Id: wbuf.c,v 1.97 2005/08/06 04:51:30 nico Exp $
13 * 13 *
14 */ 14 */
15 15
@@ -1235,3 +1235,23 @@ int jffs2_nor_ecc_flash_setup(struct jffs2_sb_info *c) {
1235void jffs2_nor_ecc_flash_cleanup(struct jffs2_sb_info *c) { 1235void jffs2_nor_ecc_flash_cleanup(struct jffs2_sb_info *c) {
1236 kfree(c->wbuf); 1236 kfree(c->wbuf);
1237} 1237}
1238
1239int jffs2_nor_wbuf_flash_setup(struct jffs2_sb_info *c) {
1240 /* Cleanmarker currently occupies a whole programming region */
1241 c->cleanmarker_size = MTD_PROGREGION_SIZE(c->mtd);
1242
1243 /* Initialize write buffer */
1244 init_rwsem(&c->wbuf_sem);
1245 c->wbuf_pagesize = MTD_PROGREGION_SIZE(c->mtd);
1246 c->wbuf_ofs = 0xFFFFFFFF;
1247
1248 c->wbuf = kmalloc(c->wbuf_pagesize, GFP_KERNEL);
1249 if (!c->wbuf)
1250 return -ENOMEM;
1251
1252 return 0;
1253}
1254
1255void jffs2_nor_wbuf_flash_cleanup(struct jffs2_sb_info *c) {
1256 kfree(c->wbuf);
1257}