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loop: set LO_FLAGS_DIRECT_IO in loop_assign_backing_file

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Assigning LO_FLAGS_DIRECT_IO from the O_DIRECT flag is related to
assigning a new backing file.  Move the assignment in preparation
of using the flag more and earlier.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Damien Le Moal <dlemoal@kernel.org>
Link: https://lore.kernel.org/r/20250131120120.1315125-3-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2025-01-31 13:00:39 +01:00 committed by Jens Axboe
parent d278164832
commit 984c2ab4b8
1 changed files with 2 additions and 2 deletions
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4
drivers/block/loop.c
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@ -211,8 +211,6 @@ static inline void loop_update_dio(struct loop_device *lo)
WARN_ON_ONCE(lo->lo_state == Lo_bound &&
lo->lo_queue->mq_freeze_depth == 0);
if (lo->lo_backing_file->f_flags & O_DIRECT)
lo->lo_flags |= LO_FLAGS_DIRECT_IO;
if ((lo->lo_flags & LO_FLAGS_DIRECT_IO) && !lo_can_use_dio(lo))
lo->lo_flags &= ~LO_FLAGS_DIRECT_IO;
@ -579,6 +577,8 @@ static void loop_assign_backing_file(struct loop_device *lo, struct file *file)
lo->old_gfp_mask = mapping_gfp_mask(file->f_mapping);
mapping_set_gfp_mask(file->f_mapping,
lo->old_gfp_mask & ~(__GFP_IO | __GFP_FS));
if (lo->lo_backing_file->f_flags & O_DIRECT)
lo->lo_flags |= LO_FLAGS_DIRECT_IO;
}
/*