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btrfs: raid56: avoid double for loop inside raid56_parity_scrub_stripe()
authorQu Wenruo <wqu@suse.com>
Wed, 8 Jun 2022 00:34:36 +0000 (08:34 +0800)
committerDavid Sterba <dsterba@suse.com>
Mon, 25 Jul 2022 15:45:35 +0000 (17:45 +0200)
commit1c10702e7cb9ddecdcf032f83dad7a3583689a8e
tree6857afbf3a17c943b9675d6883acff6a9698cc06
parent550cdeb3e09808540454012ddf896dae466d8822
btrfs: raid56: avoid double for loop inside raid56_parity_scrub_stripe()

Originally it's iterating all the sectors which has dbitmap sector for
the vertical stripe.

It can be easily converted to sector bytenr iteration with an test_bit()
call.

Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
fs/btrfs/raid56.c