diff options
| author | Will Deacon <will@kernel.org> | 2019-10-17 13:42:42 -0700 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2019-10-17 13:42:42 -0700 |
| commit | 777d062e5bee0e3c0751cdcbce116a76ee2310ec (patch) | |
| tree | c63aada7db4af337a1077d75d4ac1d021393d378 /drivers/block | |
| parent | 597399d0cb91d049fcb78fb45c7694771b583bb7 (diff) | |
| parent | 603afdc9438ac546181e843f807253d75d3dbc45 (diff) | |
Merge branch 'errata/tx2-219' into for-next/fixes
Workaround for Cavium/Marvell ThunderX2 erratum #219.
* errata/tx2-219:
arm64: Allow CAVIUM_TX2_ERRATUM_219 to be selected
arm64: Avoid Cavium TX2 erratum 219 when switching TTBR
arm64: Enable workaround for Cavium TX2 erratum 219 when running SMT
arm64: KVM: Trap VM ops when ARM64_WORKAROUND_CAVIUM_TX2_219_TVM is set
Diffstat (limited to 'drivers/block')
| -rw-r--r-- | drivers/block/loop.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 1410fa893653..f6f77eaa7217 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -994,6 +994,16 @@ static int loop_set_fd(struct loop_device *lo, fmode_t mode, if (!(lo_flags & LO_FLAGS_READ_ONLY) && file->f_op->fsync) blk_queue_write_cache(lo->lo_queue, true, false); + if (io_is_direct(lo->lo_backing_file) && inode->i_sb->s_bdev) { + /* In case of direct I/O, match underlying block size */ + unsigned short bsize = bdev_logical_block_size( + inode->i_sb->s_bdev); + + blk_queue_logical_block_size(lo->lo_queue, bsize); + blk_queue_physical_block_size(lo->lo_queue, bsize); + blk_queue_io_min(lo->lo_queue, bsize); + } + loop_update_rotational(lo); loop_update_dio(lo); set_capacity(lo->lo_disk, size); |