Messages in this thread Patch in this message | | | Subject | Re: system fails to boot | From | "Zhang, Yanmin" <> | Date | Fri, 14 Nov 2008 15:22:06 +0800 |
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On Fri, 2008-11-14 at 15:22 +0900, Tejun Heo wrote: > Alexey Dobriyan wrote: > >> Would you like to accept the kernel patch into your testing tree? Pls. do CC to me when replying > >> as I couldn't subscribe LKML emails now. > >> > >> --- > >> > >> --- linux-2.6.28-rc4/block/genhd.c 2008-11-11 08:37:24.000000000 +0800 > >> +++ linux-2.6.28-rc4_label/block/genhd.c 2008-11-13 04:05:35.000000000 +0800 > >> @@ -1028,6 +1028,7 @@ static int __init proc_genhd_init(void) > >> { > >> proc_create("diskstats", 0, NULL, &proc_diskstats_operations); > >> proc_create("partitions", 0, NULL, &proc_partitions_operations); > >> + register_blkdev(BLOCK_EXT_MAJOR, "blkext"); > >> return 0; > >> } > >> module_init(proc_genhd_init); > > > > It's procfs-specific init, what's up? > > Ah... right, better to move it to genhd_device_init(). Thanks. Thanks. I thought nash reads /proc/devices so just added there. Below patch moves it to genhd_device_init. I tested it on my Nehalem machine.
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--- linux-2.6.28-rc4/block/genhd.c 2008-11-14 17:20:29.000000000 +0800 +++ linux-2.6.28-rc4_boot/block/genhd.c 2008-11-14 23:11:43.000000000 +0800 @@ -768,6 +768,8 @@ static int __init genhd_device_init(void bdev_map = kobj_map_init(base_probe, &block_class_lock); blk_dev_init(); + register_blkdev(BLOCK_EXT_MAJOR, "blkext"); + #ifndef CONFIG_SYSFS_DEPRECATED /* create top-level block dir */ block_depr = kobject_create_and_add("block", NULL);
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