X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=fs%2Fproc%2Fproc_tty.c;h=4a9e0f65ae607732303f3b2a81fad46a9d28f4b0;hb=1359096eacb1971be67eead8bf9b582864d92a30;hp=49816e00b51a25899f860215166b97acd8584044;hpb=03054de1e0b90b33e9974107d84dabd2509f5898;p=linux-2.6-omap-h63xx.git diff --git a/fs/proc/proc_tty.c b/fs/proc/proc_tty.c index 49816e00b51..4a9e0f65ae6 100644 --- a/fs/proc/proc_tty.c +++ b/fs/proc/proc_tty.c @@ -5,7 +5,7 @@ */ #include - +#include #include #include #include @@ -136,39 +136,6 @@ static const struct file_operations proc_tty_drivers_operations = { .release = seq_release, }; -/* - * This is the handler for /proc/tty/ldiscs - */ -static int tty_ldiscs_read_proc(char *page, char **start, off_t off, - int count, int *eof, void *data) -{ - int i; - int len = 0; - off_t begin = 0; - struct tty_ldisc *ld; - - for (i=0; i < NR_LDISCS; i++) { - ld = tty_ldisc_get(i); - if (ld == NULL) - continue; - len += sprintf(page+len, "%-10s %2d\n", - ld->name ? ld->name : "???", i); - tty_ldisc_put(i); - if (len+begin > off+count) - break; - if (len+begin < off) { - begin += len; - len = 0; - } - } - if (i >= NR_LDISCS) - *eof = 1; - if (off >= len+begin) - return 0; - *start = page + (off-begin); - return ((count < begin+len-off) ? count : begin+len-off); -} - /* * This function is called by tty_register_driver() to handle * registering the driver's /proc handler into /proc/tty/driver/ @@ -177,17 +144,14 @@ void proc_tty_register_driver(struct tty_driver *driver) { struct proc_dir_entry *ent; - if ((!driver->read_proc && !driver->write_proc) || - !driver->driver_name || + if (!driver->ops->read_proc || !driver->driver_name || driver->proc_entry) return; ent = create_proc_entry(driver->driver_name, 0, proc_tty_driver); if (!ent) return; - ent->read_proc = driver->read_proc; - ent->write_proc = driver->write_proc; - ent->owner = driver->owner; + ent->read_proc = driver->ops->read_proc; ent->data = driver; driver->proc_entry = ent; @@ -214,7 +178,6 @@ void proc_tty_unregister_driver(struct tty_driver *driver) */ void __init proc_tty_init(void) { - struct proc_dir_entry *entry; if (!proc_mkdir("tty", NULL)) return; proc_tty_ldisc = proc_mkdir("tty/ldisc", NULL); @@ -224,10 +187,7 @@ void __init proc_tty_init(void) * password lengths and inter-keystroke timings during password * entry. */ - proc_tty_driver = proc_mkdir_mode("tty/driver", S_IRUSR | S_IXUSR, NULL); - - create_proc_read_entry("tty/ldiscs", 0, NULL, tty_ldiscs_read_proc, NULL); - entry = create_proc_entry("tty/drivers", 0, NULL); - if (entry) - entry->proc_fops = &proc_tty_drivers_operations; + proc_tty_driver = proc_mkdir_mode("tty/driver", S_IRUSR|S_IXUSR, NULL); + proc_create("tty/ldiscs", 0, NULL, &tty_ldiscs_proc_fops); + proc_create("tty/drivers", 0, NULL, &proc_tty_drivers_operations); }