btrfs: remove BTRFS_INODE_READDIO_NEED_LOCK

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Since we now perform direct reads using i_rwsem, we can remove this
inode flag used to co-ordinate unlocked reads.

The truncate call takes i_rwsem. This means it is correctly synchronized
with concurrent direct reads.

Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: Johannes Thumshirn <jth@kernel.org>
Signed-off-by: Goldwyn Rodrigues <rgoldwyn@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

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Goldwyn Rodrigues 2019-12-04 05:58:53 -06:00 • committed by David Sterba

parent b75b7ca7c2

commit 5f008163a5

2 changed files with 0 additions and 21 deletions

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18

fs/btrfs/btrfs_inode.h

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3

fs/btrfs/inode.c

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