Re: Linux 2.4.20-pre2 compile error

[Adrian Bunk]

On Tue, 13 Aug 2002, Chad Young wrote:

> any idea what causes these errors?
>
> make[3]: Entering directory
> `/home/skidley/kernel/linux-2.4.20-pre2/fs/partitions'
> gcc -D__KERNEL__ -I/home/skidley/kernel/linux-2.4.20-pre2/include -Wall
> -Wstrict-prototypes -Wno-trigraphs -O2 -fno-strict-aliasing -fno-common
> -fomit-frame-pointer -pipe -mpreferred-stack-boundary=2 -march=i686
> -nostdinc -I /usr/lib/gcc-lib/i386-linux/2.95.4/include
> -DKBUILD_BASENAME=check  -DEXPORT_SYMTAB -c check.c
> check.c: In function `devfs_register_disc':
> check.c:328: structure has no member named `number'
> check.c:329: structure has no member named `number'
> check.c: In function `devfs_register_partitions':
> check.c:361: structure has no member named `number'
>...

The following patch made by Christoph Hellwig fixes it:

--- linux-2.4.20-bk-20020810/include/linux/genhd.h	Sat Aug 10 14:37:16 2002
+++ linux/include/linux/genhd.h	Mon Aug 12 23:40:37 2002
@@ -62,7 +62,9 @@ struct hd_struct {
 	unsigned long start_sect;
 	unsigned long nr_sects;
 	devfs_handle_t de;              /* primary (master) devfs entry  */
-
+#ifdef CONFIG_DEVFS_FS
+	int number;
+#endif /* CONFIG_DEVFS_FS */
 #ifdef CONFIG_BLK_STATS
 	/* Performance stats: */
 	unsigned int ios_in_flight;

cu
Adrian

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