Re: Bug: 2.6.11.8 msdos.c

[Chris Wright <chrisw@osdl.org>]

* James Dingwall (james.dingwall@cramer.com) wrote:
> Using vanilla 2.6.11.8 I get a "Cannot open initial console" on boot,
> 2.6.11.7 was fine.  I have removed the patches to fs/partitions/msdos.c and
> this has fixed my problem.  I've read the discussion on this patch but it
> doesn't indicate that this problem may occur so there is no suggested
> solution.  I have attached my .config and my partition layout is below, I
> can provide any other information that might be useful.  I'm not on the list
> so plase Cc, I will follow the thread in the archives too.

Thanks for the report James.  To be clear, you simply backed out the
following: (I ask partly because this got merged in as part of the i2c
sysfs ChangeSet, odd)

===== fs/partitions/msdos.c 1.26 vs 1.27 =====
--- 1.26/fs/partitions/msdos.c	2004-11-09 12:43:17 -08:00
+++ 1.27/fs/partitions/msdos.c	2005-03-07 20:41:42 -08:00
@@ -114,6 +114,9 @@ parse_extended(struct parsed_partitions 
 		 */
 		for (i=0; i<4; i++, p++) {
 			u32 offs, size, next;
+
+			if (SYS_IND(p) == 0)
+				continue;
 			if (!NR_SECTS(p) || is_extended_partition(p))
 				continue;
 
@@ -430,6 +433,8 @@ int msdos_partition(struct parsed_partit
 	for (slot = 1 ; slot <= 4 ; slot++, p++) {
 		u32 start = START_SECT(p)*sector_size;
 		u32 size = NR_SECTS(p)*sector_size;
+		if (SYS_IND(p) == 0)
+			continue;
 		if (!size)
 			continue;
 		if (is_extended_partition(p)) {


> # fdisk -l /dev/hda
> 
> Disk /dev/hda: 30.0 GB, 30020272128 bytes
> 255 heads, 63 sectors/track, 3649 cylinders
> Units = cylinders of 16065 * 512 = 8225280 bytes
> 
>    Device Boot      Start         End      Blocks   Id  System
> /dev/hda1   *           1        1797    14434371   83  Linux
> /dev/hda2            1798        3649    14876190    5  Extended
> /dev/hda5            1798        1860      506016    0  Empty
> /dev/hda6            1861        1892      257008+  83  Linux
> /dev/hda7            1893        1924      257008+  83  Linux
> /dev/hda8            1925        2049     1004031   82  Linux swap / Solaris
> /dev/hda9            2050        2112      506016    0  Empty
> /dev/hda10           2113        2611     4008186   83  Linux
> /dev/hda11           2612        2861     2008093+  83  Linux

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