Messages in this thread Patch in this message | | | From | Domen Puncer <> | Subject | Re: [patch-kj] use list_for_each() in fs/jffs/intrep.c | Date | Fri, 23 Jul 2004 21:02:00 +0200 |
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Hi.
On Fri, 23 Jul 2004 17:17:24 +0100, Christoph Hellwig wrote:
> On Fri, Jul 23, 2004 at 05:55:28PM +0200, maximilian attems wrote: >> >> Use list_for_each() where applicable >> - for (list = ymf_devs.next; list != &ymf_devs; list = list->next) { >> + list_for_each(list, &ymf_devs) { >> pure cosmetic change, defined as a preprocessor macro in: >> include/linux/list.h >> >> applies cleanly to 2.6.8-rc2 >> >> From: Domen Puncer <domen@coderock.org> >> Signed-off-by: Maximilian Attems <janitor@sternwelten.at> > > Please switch to list_for_each_entry while you're at it.
Jup, list_for_each_entry is nicer. (first time posting trough gmane, hope it works)
Compile tested
Signed-off-by: Domen Puncer <domen@coderock.org>
--- c/fs/jffs/intrep.c Wed Jul 14 19:15:11 2004 +++ a/fs/jffs/intrep.c Fri Jul 23 20:08:55 2004 @@ -1619,12 +1619,10 @@ { struct jffs_file *f; int i = ino % c->hash_len; - struct list_head *tmp; D3(printk("jffs_find_file(): ino: %u\n", ino)); - for (tmp = c->hash[i].next; tmp != &c->hash[i]; tmp = tmp->next) { - f = list_entry(tmp, struct jffs_file, hash); + list_for_each_entry(f, c->hash[i].next, hash) { if (ino != f->ino) continue; D3(printk("jffs_find_file(): Found file with ino " @@ -2020,13 +2018,12 @@ int result = 0; for (pos = 0; pos < c->hash_len; pos++) { - struct list_head *p, *next; - for (p = c->hash[pos].next; p != &c->hash[pos]; p = next) { - /* We need a reference to the next file in the - list because `func' might remove the current - file `f'. */ - next = p->next; - r = func(list_entry(p, struct jffs_file, hash)); + struct jffs_file *f, *next; + + /* We must do _safe, because 'func' might remove the + current file 'f' from the list. */ + list_for_each_entry_safe(f, next, &c->hash[pos], hash) { + r = func(f); if (r < 0) return r; result += r; @@ -2589,9 +2586,8 @@ printk("JFFS: Dumping the file system's hash table...\n"); for (i = 0; i < c->hash_len; i++) { - struct list_head *p; - for (p = c->hash[i].next; p != &c->hash[i]; p = p->next) { - struct jffs_file *f=list_entry(p,struct jffs_file,hash); + struct jffs_file *f; + list_for_each_entry(f, &c->hash[i], hash) { printk("*** c->hash[%u]: \"%s\" " "(ino: %u, pino: %u)\n", i, (f->name ? f->name : ""),
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