From: Keith Busch <kbusch@xxxxxxxxxx> The previous version is available here: https://lore.kernel.org/linux-block/Yp4qQRI5awiycml1@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx/T/#m0a93b6392038aad6144e066fb5ada2cbf316f78e Changes from the previous are all trivial changes: Fixed a typo, s/bvev_/bdev_/ Updated commit messages and reviews Updated code comments Added a new comment for request_queue dma_alignement expressly documenting the consequences of setting this. All existing users of this attribute were checked to ensure they are on the correct side of those consequences. Keith Busch (11): block: fix infinite loop for invalid zone append block/bio: remove duplicate append pages code block: export dma_alignment attribute block: introduce bdev_dma_alignment helper block: add a helper function for dio alignment block/merge: count bytes instead of sectors block/bounce: count bytes instead of sectors iov: introduce iov_iter_aligned block: introduce bdev_iter_is_aligned helper block: relax direct io memory alignment iomap: add support for dma aligned direct-io Documentation/ABI/stable/sysfs-block | 9 +++ block/bio.c | 114 ++++++++++++--------------- block/blk-merge.c | 41 ++++++---- block/blk-sysfs.c | 7 ++ block/bounce.c | 13 ++- block/fops.c | 16 ++-- fs/iomap/direct-io.c | 4 +- include/linux/blkdev.h | 17 ++++ include/linux/uio.h | 2 + lib/iov_iter.c | 92 +++++++++++++++++++++ 10 files changed, 224 insertions(+), 91 deletions(-) -- 2.30.2
