diff options
Diffstat (limited to 'drivers/block/nbd.c')
| -rw-r--r-- | drivers/block/nbd.c | 41 |
1 files changed, 3 insertions, 38 deletions
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c index 8bca4905d7f7..0a1b1ea36ddc 100644 --- a/drivers/block/nbd.c +++ b/drivers/block/nbd.c @@ -7,39 +7,9 @@ * Copyright 1997-2000 Pavel Machek <pavel@ucw.cz> * Parts copyright 2001 Steven Whitehouse <steve@chygwyn.com> * - * (part of code stolen from loop.c) + * This file is released under GPLv2 or later. * - * 97-3-25 compiled 0-th version, not yet tested it - * (it did not work, BTW) (later that day) HEY! it works! - * (bit later) hmm, not that much... 2:00am next day: - * yes, it works, but it gives something like 50kB/sec - * 97-4-01 complete rewrite to make it possible for many requests at - * once to be processed - * 97-4-11 Making protocol independent of endianity etc. - * 97-9-13 Cosmetic changes - * 98-5-13 Attempt to make 64-bit-clean on 64-bit machines - * 99-1-11 Attempt to make 64-bit-clean on 32-bit machines <ankry@mif.pg.gda.pl> - * 01-2-27 Fix to store proper blockcount for kernel (calculated using - * BLOCK_SIZE_BITS, not device blocksize) <aga@permonline.ru> - * 01-3-11 Make nbd work with new Linux block layer code. It now supports - * plugging like all the other block devices. Also added in MSG_MORE to - * reduce number of partial TCP segments sent. <steve@chygwyn.com> - * 01-12-6 Fix deadlock condition by making queue locks independent of - * the transmit lock. <steve@chygwyn.com> - * 02-10-11 Allow hung xmit to be aborted via SIGKILL & various fixes. - * <Paul.Clements@SteelEye.com> <James.Bottomley@SteelEye.com> - * 03-06-22 Make nbd work with new linux 2.5 block layer design. This fixes - * memory corruption from module removal and possible memory corruption - * from sending/receiving disk data. <ldl@aros.net> - * 03-06-23 Cosmetic changes. <ldl@aros.net> - * 03-06-23 Enhance diagnostics support. <ldl@aros.net> - * 03-06-24 Remove unneeded blksize_bits field from nbd_device struct. - * <ldl@aros.net> - * 03-06-24 Cleanup PARANOIA usage & code. <ldl@aros.net> - * 04-02-19 Remove PARANOIA, plus various cleanups (Paul Clements) - * possible FIXME: make set_sock / set_blksize / set_size / do_it one syscall - * why not: would need access_ok and friends, would share yet another - * structure with userland + * (part of code stolen from loop.c) */ #include <linux/major.h> @@ -59,8 +29,6 @@ #include <linux/kernel.h> #include <net/sock.h> -#include <linux/devfs_fs_kernel.h> - #include <asm/uaccess.h> #include <asm/system.h> #include <asm/types.h> @@ -82,9 +50,9 @@ #define DBG_RX 0x0200 #define DBG_TX 0x0400 static unsigned int debugflags; -static unsigned int nbds_max = 16; #endif /* NDEBUG */ +static unsigned int nbds_max = 16; static struct nbd_device nbd_dev[MAX_NBD]; /* @@ -672,7 +640,6 @@ static int __init nbd_init(void) printk(KERN_INFO "nbd: registered device at major %d\n", NBD_MAJOR); dprintk(DBG_INIT, "nbd: debugflags=0x%x\n", debugflags); - devfs_mk_dir("nbd"); for (i = 0; i < nbds_max; i++) { struct gendisk *disk = nbd_dev[i].disk; nbd_dev[i].file = NULL; @@ -690,7 +657,6 @@ static int __init nbd_init(void) disk->private_data = &nbd_dev[i]; disk->flags |= GENHD_FL_SUPPRESS_PARTITION_INFO; sprintf(disk->disk_name, "nbd%d", i); - sprintf(disk->devfs_name, "nbd/%d", i); set_capacity(disk, 0x7ffffc00ULL << 1); /* 2 TB */ add_disk(disk); } @@ -716,7 +682,6 @@ static void __exit nbd_cleanup(void) put_disk(disk); } } - devfs_remove("nbd"); unregister_blkdev(NBD_MAJOR, "nbd"); printk(KERN_INFO "nbd: unregistered device at major %d\n", NBD_MAJOR); } |