On Wed, Jun 21, 2023 at 1:52 AM Yu Kuai <yukuai1@xxxxxxxxxxxxxxx> wrote: > > From: Yu Kuai <yukuai3@xxxxxxxxxx> > > Changes in v2: > - fix some typos; > - add review tag; > > This patchset do following things: > - make io accounting for all raid levels consistent, patch 1, 3-5; > - enable io accounting for all raid levels, patch 6-8; > - hold 'active_io' before io start to dispatch, and release 'active_io' > when io is done, make mddev_suspend() will wait for io to be done, patch 2 > > This patch set also prepare to synchronize io and raid configuration, make > it possible to use 'active_io' in common layer to judge if normal io is > in flight. > > Yu Kuai (8): > md: move initialization and destruction of 'io_acct_set' to md.c > md: also clone new io if io accounting is disabled > raid5: fix missing io accounting in raid5_align_endio() > md/raid1: switch to use md_account_bio() for io accounting > md/raid10: switch to use md_account_bio() for io accounting > md/md-multipath: enable io accounting > md/md-linear: enable io accounting > md/md-faulty: enable io accounting Applied to md-next. Thanks, Song > > drivers/md/md-faulty.c | 2 + > drivers/md/md-linear.c | 1 + > drivers/md/md-multipath.c | 1 + > drivers/md/md.c | 78 +++++++++++++++++++-------------------- > drivers/md/md.h | 6 +-- > drivers/md/raid0.c | 16 +------- > drivers/md/raid1.c | 14 +++---- > drivers/md/raid1.h | 1 - > drivers/md/raid10.c | 20 +++++----- > drivers/md/raid10.h | 1 - > drivers/md/raid5.c | 70 ++++++++++------------------------- > 11 files changed, 79 insertions(+), 131 deletions(-) > > -- > 2.39.2 >
