cc Fengguang cc Linux-kernel On tue, 06 Dec 2011 13:35:45 +0800, Miao Xie wrote: > writeback_in_progress() is very simple, and we will use > writeback_in_progress() > in the module, so make it inline. > > Signed-off-by: Miao Xie <[email protected]> > --- > fs/fs-writeback.c | 12 ------------ > include/linux/backing-dev.h | 12 +++++++++++- > 2 files changed, 11 insertions(+), 13 deletions(-) > > diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c > index 04cf3b9..341448c 100644 > --- a/fs/fs-writeback.c > +++ b/fs/fs-writeback.c > @@ -59,18 +59,6 @@ struct wb_writeback_work { > */ > int nr_pdflush_threads; > > -/** > - * writeback_in_progress - determine whether there is writeback in progress > - * @bdi: the device's backing_dev_info structure. > - * > - * Determine whether there is writeback waiting to be handled against a > - * backing device. > - */ > -int writeback_in_progress(struct backing_dev_info *bdi) > -{ > - return test_bit(BDI_writeback_running, &bdi->state); > -} > - > static inline struct backing_dev_info *inode_to_bdi(struct inode *inode) > { > struct super_block *sb = inode->i_sb; > diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h > index 3b2f9cb..ae4d7c0 100644 > --- a/include/linux/backing-dev.h > +++ b/include/linux/backing-dev.h > @@ -258,7 +258,17 @@ int bdi_set_max_ratio(struct backing_dev_info *bdi, > unsigned int max_ratio); > extern struct backing_dev_info default_backing_dev_info; > extern struct backing_dev_info noop_backing_dev_info; > > -int writeback_in_progress(struct backing_dev_info *bdi); > +/** > + * writeback_in_progress - determine whether there is writeback in progress > + * @bdi: the device's backing_dev_info structure. > + * > + * Determine whether there is writeback waiting to be handled against a > + * backing device. > + */ > +static inline int writeback_in_progress(struct backing_dev_info *bdi) > +{ > + return test_bit(BDI_writeback_running, &bdi->state); > +} > > static inline int bdi_congested(struct backing_dev_info *bdi, int bdi_bits) > {
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