On Wed, Nov 21, 2018 at 05:10:25PM +0100, Christoph Hellwig wrote:
> On Wed, Nov 21, 2018 at 11:31:36PM +0800, Ming Lei wrote:
> > > But while looking over this I wonder why we even need the max_seg_len
> > > here. The only thing __bvec_iter_advance does it to move bi_bvec_
On Wed, Nov 21, 2018 at 05:08:11PM +0100, Christoph Hellwig wrote:
> On Wed, Nov 21, 2018 at 11:06:11PM +0800, Ming Lei wrote:
> > bvec_iter_* is used for single-page bvec in current linus tree, and there
> > are
> > lots of users now:
> >
> > [linux]$
On Wed, Nov 21, 2018 at 03:55:02PM +0100, Christoph Hellwig wrote:
> On Wed, Nov 21, 2018 at 11:23:23AM +0800, Ming Lei wrote:
> > if (bio->bi_vcnt > 0) {
> > - struct bio_vec *bv = >bi_io_vec[bio->bi_vcnt - 1];
> > + struct bio_vec bv;
&g
On Wed, Nov 21, 2018 at 03:33:55PM +0100, Christoph Hellwig wrote:
> > + non-cluster.o
>
> Do we really need a new source file for these few functions?
>
> > default:
> > + if (!blk_queue_cluster(q)) {
> > + blk_queue_non_cluster_bio(q, bio);
> >
On Wed, Nov 21, 2018 at 02:32:44PM +0100, Christoph Hellwig wrote:
> > +#define bio_iter_mp_iovec(bio, iter) \
> > + segment_iter_bvec((bio)->bi_io_vec, (iter))
>
> Besides the mp naming we'd like to get rid off there also is just
> a single user of this macro,
On Wed, Nov 21, 2018 at 02:19:28PM +0100, Christoph Hellwig wrote:
> On Wed, Nov 21, 2018 at 11:23:10AM +0800, Ming Lei wrote:
> > This patch introduces helpers of 'segment_iter_*' for multipage
> > bvec support.
> >
> > The introduced helpers treate one bvec as real mu
On Tue, Nov 20, 2018 at 09:35:07PM -0800, Sagi Grimberg wrote:
>
> > > Wait, I see that the bvec is still a single array per bio. When you said
> > > a table I thought you meant a 2-dimentional array...
> >
> > I mean a new 1-d table A has to be created for multiple bios in one rq,
> > and build
On Tue, Nov 20, 2018 at 08:42:04PM -0800, Sagi Grimberg wrote:
>
> > > Yeah, that is the most common example, given merge is enabled
> > > in most of cases. If the driver or device doesn't care merge,
> > > you can disable it and always get single bio request, then the
> > > bio's bvec table can
On Tue, Nov 20, 2018 at 07:20:45PM -0800, Sagi Grimberg wrote:
>
> > Not sure I understand the 'blocking' problem in this case.
> >
> > We can build a bvec table from this req, and send them all
> > in send(),
>
> I would like to avoid growing bvec tables and keep everything
> preallocated.
QUEUE_FLAG_NO_SG_MERGE has been killed, so kill BLK_MQ_F_SG_MERGE too.
Reviewed-by: Christoph Hellwig
Reviewed-by: Omar Sandoval
Signed-off-by: Ming Lei
---
block/blk-mq-debugfs.c | 1 -
drivers/block/loop.c | 2 +-
drivers/block/nbd.c | 2 +-
drivers/block/rbd.c
Signed-off-by: Ming Lei
---
block/blk-merge.c | 31 ++-
block/blk-mq-debugfs.c | 1 -
block/blk-mq.c | 3 ---
drivers/md/dm-table.c | 13 -
include/linux/blkdev.h | 1 -
5 files changed, 6 insertions(+), 43 deletions(-)
diff --git a/block/blk
Now multi-page bvec is supported, some helpers may return page by
page, meantime some may return segment by segment, this patch
documents the usage.
Signed-off-by: Ming Lei
---
Documentation/block/biovecs.txt | 24
1 file changed, 24 insertions(+)
diff --git
-by: Ming Lei
---
include/linux/bio.h | 8
1 file changed, 8 deletions(-)
diff --git a/include/linux/bio.h b/include/linux/bio.h
index 7edad188568a..e5b975fa0558 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -34,15 +34,7 @@
#define BIO_BUG_ON
#endif
-#ifdef CONFIG_THP_SWAP
This patch pulls the trigger for multi-page bvecs.
Signed-off-by: Ming Lei
---
block/bio.c | 32 +++-
fs/iomap.c| 2 +-
fs/xfs/xfs_aops.c | 2 +-
3 files changed, 29 insertions(+), 7 deletions(-)
diff --git a/block/bio.c b/block/bio.c
index
ngle patch, so that we can
avoid to use a temporary helper for this conversion.
Signed-off-by: Ming Lei
---
block/bio.c | 27 ++-
block/bounce.c| 6 --
drivers/md/bcache/btree.c | 3 ++-
drivers/md/dm-cry
We will enable multi-page bvec soon, but non-cluster queue can't
handle the multi-page bvec at all. This patch borrows bounce's
idea to clone new single-page bio for non-cluster queue, and moves
its handling out of blk_bio_segment_split().
Signed-off-by: Ming Lei
---
block/Makefile | 3
We will reuse bounce_clone_bio() for cloning bio in case of
!blk_queue_cluster(q), so move this helper into bio.c and
rename it as bio_clone_bioset().
No function change.
Signed-off-by: Ming Lei
---
block/bio.c| 69 +
block/blk.h
-off-by: Ming Lei
---
drivers/md/bcache/util.c | 6 +-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/md/bcache/util.c b/drivers/md/bcache/util.c
index 20eddeac1531..62fb917f7a4f 100644
--- a/drivers/md/bcache/util.c
+++ b/drivers/md/bcache/util.c
@@ -270,7 +270,11 @@ int
iov_iter is implemented on bvec itererator helpers, so it is safe to pass
multi-page bvec to it, and this way is much more efficient than passing one
page in each bvec.
Signed-off-by: Ming Lei
---
drivers/block/loop.c | 20 ++--
include/linux/blkdev.h | 4
2 files
BTRFS is the only user of this helper, so move this helper into
BTRFS, and implement it via bio_for_each_segment_all(), since
bio->bi_vcnt may not equal to number of pages after multipage bvec
is enabled.
Signed-off-by: Ming Lei
---
fs/btrfs/extent_io.c | 14 +-
include/linux/bi
Once multi-page bvec is enabled, the last bvec may include more than one
page, this patch use bvec_last_segment() to truncate the bio.
Reviewed-by: Omar Sandoval
Reviewed-by: Christoph Hellwig
Signed-off-by: Ming Lei
---
fs/buffer.c | 5 -
1 file changed, 4 insertions(+), 1 deletion
Preparing for supporting multi-page bvec.
Reviewed-by: Omar Sandoval
Signed-off-by: Ming Lei
---
fs/btrfs/extent_io.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index d228f706ff3e..5d5965297e7e 100644
--- a/fs/btrfs
BTRFS and guard_bio_eod() need to get the last singlepage segment
from one multipage bvec, so introduce this helper to make them happy.
Reviewed-by: Omar Sandoval
Signed-off-by: Ming Lei
---
include/linux/bvec.h | 22 ++
1 file changed, 22 insertions(+)
diff --git
It is more efficient to use bio_for_each_bvec() to map sg, meantime
we have to consider splitting multipage bvec as done in blk_bio_segment_split().
Reviewed-by: Omar Sandoval
Signed-off-by: Ming Lei
---
block/blk-merge.c | 68 +++
1 file
max segment size,
so we have to split the big bvec into several segments.
Thirdly when splitting multi-page bvec into segments, the max segment
limit may be reached, so the bio split need to be considered under
this situation too.
Signed-off-by: Ming Lei
---
block/blk-merge.c | 87
This helper is used for iterating over multi-page bvec for bio
split & merge code.
Reviewed-by: Omar Sandoval
Signed-off-by: Ming Lei
---
include/linux/bio.h | 25 ++---
include/linux/bvec.h | 36 +---
2 files changed, 51 insertions(+)
ept
not changed
- returned(copied) single-page bvec is built in flight by bvec
helpers from the stored multi-page bvec
Reviewed-by: Omar Sandoval
Signed-off-by: Ming Lei
---
include/linux/bvec.h | 26 +++---
1 file changed, 23 insertions(+), 3 deletions(-)
diff --git a/incl
segments")
Signed-off-by: Ming Lei
---
block/blk-merge.c | 8 +---
1 file changed, 1 insertion(+), 7 deletions(-)
diff --git a/block/blk-merge.c b/block/blk-merge.c
index b1df622cbd85..f52400ce2187 100644
--- a/block/blk-merge.c
+++ b/block/blk-merge.c
@@ -368,13 +368,7 @@ void blk_re
On Tue, Nov 20, 2018 at 12:11:35PM -0800, Sagi Grimberg wrote:
>
> > > > The only user in your final tree seems to be the loop driver, and
> > > > even that one only uses the helper for read/write bios.
> > > >
> > > > I think something like this would be much simpler in the end:
> > >
> > >
On Fri, Nov 16, 2018 at 02:58:03PM +0100, Christoph Hellwig wrote:
> On Thu, Nov 15, 2018 at 04:53:05PM +0800, Ming Lei wrote:
> > Since bdced438acd83ad83a6c ("block: setup bi_phys_segments after
> > splitting"),
> > physical segment number is mainly figured out in
On Thu, Nov 15, 2018 at 06:18:11PM -0800, Omar Sandoval wrote:
> On Thu, Nov 15, 2018 at 04:53:05PM +0800, Ming Lei wrote:
> > Since bdced438acd83ad83a6c ("block: setup bi_phys_segments after
> > splitting"),
> > physical segment number is mainly figured out in blk_
On Thu, Nov 15, 2018 at 06:11:40PM -0800, Omar Sandoval wrote:
> On Thu, Nov 15, 2018 at 04:53:04PM +0800, Ming Lei wrote:
> > It is wrong to use bio->bi_vcnt to figure out how many segments
> > there are in the bio even though CLONED flag isn't set on this bio,
> &
On Thu, Nov 15, 2018 at 05:59:36PM -0800, Omar Sandoval wrote:
> On Thu, Nov 15, 2018 at 04:53:02PM +0800, Ming Lei wrote:
> > Now multi-page bvec can cover CONFIG_THP_SWAP, so we don't need to
> > increase BIO_MAX_PAGES for it.
>
> You mentioned to it in the cover letter
On Fri, Nov 16, 2018 at 02:53:08PM +0100, Christoph Hellwig wrote:
> > -
> > - if (page == bv->bv_page && off == bv->bv_offset + bv->bv_len) {
> > - bv->bv_len += len;
> > - bio->bi_iter.bi_size += len;
> > - return true;
> > -
On Thu, Nov 15, 2018 at 05:56:27PM -0800, Omar Sandoval wrote:
> On Thu, Nov 15, 2018 at 04:53:01PM +0800, Ming Lei wrote:
> > This patch pulls the trigger for multi-page bvecs.
> >
> > Now any request queue which supports queue cluster will see multi-page
> > bvecs
On Thu, Nov 15, 2018 at 05:22:45PM -0800, Omar Sandoval wrote:
> On Thu, Nov 15, 2018 at 04:52:59PM +0800, Ming Lei wrote:
> > This patch introduces one extra iterator variable to
> > bio_for_each_segment_all(),
> > then we can allow bio_for_each_segment_all() to iterate over
On Thu, Nov 15, 2018 at 01:42:52PM +0100, David Sterba wrote:
> On Thu, Nov 15, 2018 at 04:52:59PM +0800, Ming Lei wrote:
> > diff --git a/block/blk-zoned.c b/block/blk-zoned.c
> > index 13ba2011a306..789b09ae402a 100644
> > --- a/block/blk-zoned.c
> > +++ b/block/blk-z
On Fri, Nov 16, 2018 at 02:49:36PM +0100, Christoph Hellwig wrote:
> I'd much rather have __bio_try_merge_page only do merges in
> the same page, and have a new __bio_try_merge_segment that does
> multi-page merges. This will keep the accounting a lot simpler.
Looks this way is clever, will do
On Thu, Nov 15, 2018 at 05:46:58PM -0800, Omar Sandoval wrote:
> On Thu, Nov 15, 2018 at 04:53:00PM +0800, Ming Lei wrote:
> > After multi-page is enabled, one new page may be merged to a segment
> > even though it is a new added page.
> >
> > This patch deals wi
On Fri, Nov 16, 2018 at 02:46:45PM +0100, Christoph Hellwig wrote:
> > - bio_for_each_segment_all(bv, bio, i) {
> > + for (i = 0, bv = bio->bi_io_vec; i < bio->bi_vcnt; bv++) {
>
> This really needs a comment. Otherwise it looks fine to me.
OK, will do it in next version.
Thanks,
Ming
On Thu, Nov 15, 2018 at 04:44:02PM -0800, Omar Sandoval wrote:
> On Thu, Nov 15, 2018 at 04:52:58PM +0800, Ming Lei wrote:
> > bch_bio_alloc_pages() is always called on one new bio, so it is safe
> > to access the bvec table directly. Given it is the only kind of this
> > cas
On Fri, Nov 16, 2018 at 02:45:41PM +0100, Christoph Hellwig wrote:
> On Thu, Nov 15, 2018 at 04:52:56PM +0800, Ming Lei wrote:
> > There are still cases in which we need to use bio_bvecs() for get the
> > number of multi-page segment, so introduce it.
>
> The only user in
On Fri, Nov 16, 2018 at 02:38:45PM +0100, Christoph Hellwig wrote:
> On Thu, Nov 15, 2018 at 04:52:55PM +0800, Ming Lei wrote:
> > BTRFS is the only user of this helper, so move this helper into
> > BTRFS, and implement it via bio_for_each_segment_all(), since
> > bio-&
On Thu, Nov 15, 2018 at 04:40:22PM -0800, Omar Sandoval wrote:
> On Thu, Nov 15, 2018 at 04:52:57PM +0800, Ming Lei wrote:
> > iov_iter is implemented with bvec itererator, so it is safe to pass
> > multipage bvec to it, and this way is much more efficient than
> > passing
On Thu, Nov 15, 2018 at 04:23:56PM -0800, Omar Sandoval wrote:
> On Thu, Nov 15, 2018 at 04:52:55PM +0800, Ming Lei wrote:
> > BTRFS is the only user of this helper, so move this helper into
> > BTRFS, and implement it via bio_for_each_segment_all(), since
> > bio->bi_vcnt
On Thu, Nov 15, 2018 at 03:23:56PM -0800, Omar Sandoval wrote:
> On Thu, Nov 15, 2018 at 04:52:52PM +0800, Ming Lei wrote:
> > BTRFS and guard_bio_eod() need to get the last singlepage segment
> > from one multipage bvec, so introduce this helper to make them happy.
> >
On Fri, Nov 16, 2018 at 02:37:10PM +0100, Christoph Hellwig wrote:
> On Thu, Nov 15, 2018 at 04:52:54PM +0800, Ming Lei wrote:
> > index 2955a4ea2fa8..161e14b8b180 100644
> > --- a/fs/btrfs/compression.c
> > +++ b/fs/btrfs/compression.c
> > @@ -40
On Thu, Nov 15, 2018 at 12:20:28PM -0800, Omar Sandoval wrote:
> On Thu, Nov 15, 2018 at 04:52:50PM +0800, Ming Lei wrote:
> > First it is more efficient to use bio_for_each_bvec() in both
> > blk_bio_segment_split() and __blk_recalc_rq_segments() to compute how
> >
On Fri, Nov 16, 2018 at 02:33:14PM +0100, Christoph Hellwig wrote:
> > + if (!*sg)
> > + return sglist;
> > + else {
>
> No need for an else after an early return.
OK, good catch!
Thanks,
Ming
On Fri, Nov 16, 2018 at 02:30:28PM +0100, Christoph Hellwig wrote:
> > +static inline void __bio_advance_iter(struct bio *bio, struct bvec_iter
> > *iter,
> > + unsigned bytes, bool mp)
>
> I think these magic 'bool np' arguments and wrappers over wrapper
> don't
On Sun, Nov 18, 2018 at 08:10:14PM -0700, Jens Axboe wrote:
> On 11/18/18 7:23 PM, Ming Lei wrote:
> > On Fri, Nov 16, 2018 at 02:13:05PM +0100, Christoph Hellwig wrote:
> >>> -#define bvec_iter_page(bvec, iter) \
> >>> +#de
On Thu, Nov 15, 2018 at 10:25:59AM -0800, Omar Sandoval wrote:
> On Thu, Nov 15, 2018 at 04:52:48PM +0800, Ming Lei wrote:
> > This patch introduces helpers of 'mp_bvec_iter_*' for multipage
> > bvec support.
> >
> > The introduced helpers treate one bvec as real multi-
On Fri, Nov 16, 2018 at 02:13:05PM +0100, Christoph Hellwig wrote:
> > -#define bvec_iter_page(bvec, iter) \
> > +#define mp_bvec_iter_page(bvec, iter) \
> > (__bvec_iter_bvec((bvec), (iter))->bv_page)
> >
> > -#define bvec_iter_len(bvec,
On Fri, Nov 16, 2018 at 03:03:14PM +0100, Christoph Hellwig wrote:
> It seems like bi_phys_segments is still around of this series.
> Shouldn't it be superflous now?
Even though multi-page bvec is supported, the segment number doesn't
equal to the actual bvec count yet, for example, one bvec may
az Harrosh
Cc: Bob Peterson
Cc: cluster-devel@redhat.com
Signed-off-by: Ming Lei
---
block/blk-merge.c | 31 ++-
block/blk-mq-debugfs.c | 1 -
block/blk-mq.c | 3 ---
drivers/md/dm-table.c | 13 -
include/linux/blkdev.h | 1 -
5 files
: Christoph Hellwig
Cc: Theodore Ts'o
Cc: linux-e...@vger.kernel.org
Cc: Coly Li
Cc: linux-bca...@vger.kernel.org
Cc: Boaz Harrosh
Cc: Bob Peterson
Cc: cluster-devel@redhat.com
Signed-off-by: Ming Lei
---
block/blk-merge.c | 8 +---
1 file changed, 1 insertion(+), 7 deletions(-)
diff --gi
...@vger.kernel.org
Cc: Darrick J. Wong
Cc: linux-...@vger.kernel.org
Cc: Gao Xiang
Cc: Christoph Hellwig
Cc: Theodore Ts'o
Cc: linux-e...@vger.kernel.org
Cc: Coly Li
Cc: linux-bca...@vger.kernel.org
Cc: Boaz Harrosh
Cc: Bob Peterson
Cc: cluster-devel@redhat.com
Signed-off-by: Ming Lei
---
fs/btrfs
Peterson
Cc: cluster-devel@redhat.com
Signed-off-by: Ming Lei
---
include/linux/bio.h | 30 +-
1 file changed, 25 insertions(+), 5 deletions(-)
diff --git a/include/linux/bio.h b/include/linux/bio.h
index 1f0dcf109841..3496c816946e 100644
--- a/include/linux/bio.h
+++ b
...@vger.kernel.org
Cc: Boaz Harrosh
Cc: Bob Peterson
Cc: cluster-devel@redhat.com
Signed-off-by: Ming Lei
---
Documentation/block/biovecs.txt | 26 ++
1 file changed, 26 insertions(+)
diff --git a/Documentation/block/biovecs.txt b/Documentation/block/biovecs.txt
index 25689584e6e0
lwig
Cc: Theodore Ts'o
Cc: linux-e...@vger.kernel.org
Cc: Coly Li
Cc: linux-bca...@vger.kernel.org
Cc: Boaz Harrosh
Cc: Bob Peterson
Cc: cluster-devel@redhat.com
Signed-off-by: Ming Lei
---
fs/iomap.c | 22 ++
fs/xfs/xfs_aops.c | 10 --
include/linux/b
Cc: Bob Peterson
Cc: cluster-devel@redhat.com
Signed-off-by: Ming Lei
---
block/bio.c | 24 ++--
1 file changed, 18 insertions(+), 6 deletions(-)
diff --git a/block/bio.c b/block/bio.c
index 6486722d4d4b..ed6df6f8e63d 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -767,12
erba
Cc: Darrick J. Wong
Cc: Gao Xiang
Cc: Christoph Hellwig
Cc: Theodore Ts'o
Cc: linux-e...@vger.kernel.org
Cc: Coly Li
Cc: linux-bca...@vger.kernel.org
Cc: Boaz Harrosh
Cc: Bob Peterson
Cc: cluster-devel@redhat.com
Signed-off-by: Ming Lei
---
block/bio.c
http://marc.info/?t=14982021534=1=2
Ming Lei (19):
block: introduce multi-page page bvec helpers
block: introduce bio_for_each_bvec()
block: use bio_for_each_bvec() to compute multi-page bvec count
block: use bio_for_each_bvec() to map sg
block: introduce bvec_last_segment()
fs/buff
Harrosh
Cc: Bob Peterson
Cc: cluster-devel@redhat.com
Signed-off-by: Ming Lei
---
fs/buffer.c | 5 -
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/fs/buffer.c b/fs/buffer.c
index 1286c2b95498..fa37ad52e962 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -3032,7 +3032,10 @@ void
-by: Ming Lei
---
block/blk-mq-debugfs.c | 1 -
drivers/block/loop.c | 2 +-
drivers/block/nbd.c | 2 +-
drivers/block/rbd.c | 2 +-
drivers/block/skd_main.c | 1 -
drivers/block/xen-blkfront.c | 2 +-
drivers/md/dm-rq.c | 2 +-
drivers/mmc/core/queue.c
-devel@redhat.com
Signed-off-by: Ming Lei
---
include/linux/bio.h | 8
1 file changed, 8 deletions(-)
diff --git a/include/linux/bio.h b/include/linux/bio.h
index 5040e9a2eb09..277921ad42e7 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -34,15 +34,7 @@
#define BIO_BUG_ON
.com
Signed-off-by: Ming Lei
---
include/linux/bio.h | 34 +++---
include/linux/bvec.h | 36
2 files changed, 63 insertions(+), 7 deletions(-)
diff --git a/include/linux/bio.h b/include/linux/bio.h
index 056fb627edb3..1f0dcf10
Harrosh
Cc: Bob Peterson
Cc: cluster-devel@redhat.com
Signed-off-by: Ming Lei
---
include/linux/bvec.h | 25 +
1 file changed, 25 insertions(+)
diff --git a/include/linux/bvec.h b/include/linux/bvec.h
index 3d61352cd8cf..01616a0b6220 100644
--- a/include/linux/bvec.h
+++ b
x-e...@vger.kernel.org
Cc: Coly Li
Cc: linux-bca...@vger.kernel.org
Cc: Boaz Harrosh
Cc: Bob Peterson
Cc: cluster-devel@redhat.com
Signed-off-by: Ming Lei
---
fs/btrfs/extent_io.c | 14 +-
1 file changed, 13 insertions(+), 1 deletion(-)
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_i
...@vger.kernel.org
Cc: Boaz Harrosh
Cc: Bob Peterson
Cc: cluster-devel@redhat.com
Signed-off-by: Ming Lei
---
block/blk-merge.c | 72 +++
1 file changed, 52 insertions(+), 20 deletions(-)
diff --git a/block/blk-merge.c b/block/blk-merge.c
index 6f7deb94a23f
...@vger.kernel.org
Cc: Boaz Harrosh
Cc: Bob Peterson
Cc: cluster-devel@redhat.com
Signed-off-by: Ming Lei
---
drivers/block/loop.c | 23 ---
1 file changed, 12 insertions(+), 11 deletions(-)
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index bf6bc35aaf88
-bca...@vger.kernel.org
Cc: Boaz Harrosh
Cc: Bob Peterson
Cc: cluster-devel@redhat.com
Signed-off-by: Ming Lei
---
include/linux/bvec.h | 63 +---
1 file changed, 60 insertions(+), 3 deletions(-)
diff --git a/include/linux/bvec.h b/include/linux
Cc: Christoph Hellwig
Cc: Theodore Ts'o
Cc: linux-e...@vger.kernel.org
Cc: Coly Li
Cc: linux-bca...@vger.kernel.org
Cc: Boaz Harrosh
Cc: Bob Peterson
Cc: cluster-devel@redhat.com
Signed-off-by: Ming Lei
---
block/bio.c | 27 ++-
block/blk-zon
Cc: Christoph Hellwig
Cc: Theodore Ts'o
Cc: linux-e...@vger.kernel.org
Cc: Coly Li
Cc: linux-bca...@vger.kernel.org
Cc: Boaz Harrosh
Cc: Bob Peterson
Cc: cluster-devel@redhat.com
Signed-off-by: Ming Lei
---
block/bio.c | 27 ++-
block/blk-zon
Cc: Steven Whitehouse <swhit...@redhat.com>
Cc: Bob Peterson <rpete...@redhat.com>
Cc: cluster-devel@redhat.com
Signed-off-by: Ming Lei <ming@redhat.com>
---
fs/gfs2/lops.c| 3 ++-
fs/gfs2/meta_io.c | 3 ++-
2 files changed, 4 insertions(+), 2 deletions(-)
diff --git
Cc: Steven Whitehouse <swhit...@redhat.com>
Cc: Bob Peterson <rpete...@redhat.com>
Cc: cluster-devel@redhat.com
Signed-off-by: Ming Lei <ming@redhat.com>
---
fs/gfs2/lops.c| 3 ++-
fs/gfs2/meta_io.c | 3 ++-
2 files changed, 4 insertions(+), 2 deletions(-)
diff --git
- address comments in V0
[1], http://marc.info/?l=linux-kernel=141680246629547=2
[2], https://patchwork.kernel.org/patch/9451523/
[3], http://marc.info/?t=14773544711=1=2
[4], http://marc.info/?l=linux-mm=147745525801433=2
Ming Lei (54):
block: drbd: comment on direct access bvec table
Signed-off-by: Ming Lei <tom.leim...@gmail.com>
---
fs/gfs2/lops.c| 3 ++-
fs/gfs2/meta_io.c | 3 ++-
2 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/fs/gfs2/lops.c b/fs/gfs2/lops.c
index b1f9144b42c7..ddbd1f772cdb 100644
--- a/fs/gfs2/lops.c
+++ b/fs/gfs2/lops.c
@@ -
help reducing the
OK, that is just the 1st part of the patchset.
> actual series to a sane size, and it should also help to cut
> down the Cc list.
>
Thanks,
Ming Lei
33=2
Ming Lei (60):
block: bio: introduce bio_init_with_vec_table()
block drivers: convert to bio_init_with_vec_table()
block: drbd: remove impossible failure handling
block: floppy: use bio_add_page()
target: avoid to access .bi_vcnt directly
bcache: debug: avoid to access .bi_io
Signed-off-by: Ming Lei <tom.leim...@gmail.com>
---
fs/gfs2/lops.c| 3 ++-
fs/gfs2/meta_io.c | 3 ++-
2 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/fs/gfs2/lops.c b/fs/gfs2/lops.c
index 49d5a1b61b06..f03a52e06ce5 100644
--- a/fs/gfs2/lops.c
+++ b/fs/gfs2/lops.c
@@ -
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