On Fri 06-04-18 01:03:24, Greg Thelen wrote: [...] > diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c > index d4d04fee568a..d51bae5a53e2 100644 > --- a/fs/fs-writeback.c > +++ b/fs/fs-writeback.c > @@ -746,10 +746,11 @@ int inode_congested(struct inode *inode, int cong_bits) > if (inode && inode_to_wb_is_valid(inode)) { > struct bdi_writeback *wb; > bool locked, congested; > + unsigned long flags; > > - wb = unlocked_inode_to_wb_begin(inode, &locked); > + wb = unlocked_inode_to_wb_begin(inode, &locked, &flags);
Wouldn't it be better to have a cookie (struct) rather than 2 parameters and let unlocked_inode_to_wb_end DTRT? > congested = wb_congested(wb, cong_bits); > - unlocked_inode_to_wb_end(inode, locked); > + unlocked_inode_to_wb_end(inode, locked, flags); > return congested; > } -- Michal Hocko SUSE Labs