[PATCH] logfs: clarify MTD dependency

[Arnd Bergmann]

On Wednesday 13 January 2016 12:39:18 Andrew Morton wrote:
> 
> Randy's "logfs: fix logfs build errors and dependencies" is an
> only-in-mm thing.  So it would make sense to combine the two patches
> into a single one and to give that an appropriate changelog.
> 
> How does this look? (Primary author was chosen randomly)
> 
> 
> From: Arnd Bergmann <arnd at arndb.de>
> Subject: logfs: fix logfs build errors and dependencies
> 
> Fix build errors that happen when CONFIG_LOGFS=y and CONFIG_MTD=m:
> 
> fs/built-in.o: In function `logfs_mount':
> super.c:(.text+0x92a6f): undefined reference to `logfs_get_sb_mtd'
> fs/built-in.o: In function `logfs_get_sb_bdev':
> (.text+0x93530): undefined reference to `logfs_get_sb_mtd'
> 
> This patch avoids the error by changing the dependencies of
> logfs in a way that we can no longer configure logfs as built-in
> when the MTD core is a loadable module, while leaving the
> dependency to require at least one of MTD or BLOCK to be
> enabled.
> 
> Signed-off-by: Arnd Bergmann <arnd at arndb.de>
> Signed-off-by: Randy Dunlap <rdunlap at infradead.org>
> Cc: Michal Marek <mmarek at suse.cz>
> Cc: Peter Chen <peter.chen at freescale.com>
> Cc: Randy Dunlap <rdunlap at infradead.org>
> Cc: Joern Engel <joern at logfs.org>
> Cc: Prasad Joshi <prasadjoshi.linux at gmail.com>
> Signed-off-by: Andrew Morton <akpm at linux-foundation.org>
> 

Looks good, thanks!

	Arnd