Hi!
> From: Randy Dunlap <[email protected]>
>
> Fix freeze/thaw filesystems with CONFIG_BLOCK disabled:
> kernel/power/process.c:124: warning: implicit declaration of function 'freeze_fil
> esystems'
> kernel/power/process.c:189: warning: implicit declaration of function 'thaw_files
> ystems'
>
> Signed-off-by: Randy Dunlap <[email protected]>
I believe we'll simply want to remove {thaw,freeze}_filesystems. XFS
problem is solved with freezeable workqueues, and
{thaw,freeze}_filesystems has problems if someone is creating dm
snapshots in the meantime.
Pavel
> ---
> include/linux/buffer_head.h | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> --- linux-2619-rc5mm2.orig/include/linux/buffer_head.h
> +++ linux-2619-rc5mm2/include/linux/buffer_head.h
> @@ -314,7 +314,8 @@ static inline void invalidate_inode_buff
> static inline int remove_inode_buffers(struct inode *inode) { return 1; }
> static inline int sync_mapping_buffers(struct address_space *mapping) { return 0; }
> static inline void invalidate_bdev(struct block_device *bdev, int destroy_dirty_buffers) {}
> -
> +static inline void freeze_filesystems(void) {}
> +static inline void thaw_filesystems(void) {}
>
> #endif /* CONFIG_BLOCK */
> #endif /* _LINUX_BUFFER_HEAD_H */
>
>
> ---
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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