btrfs: sysfs: export supported checksums

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Export supported checksum algorithms via sysfs in the list of static
features:

  /sys/fs/btrfs/features/supported_checksums

Space spearated list of checksum algorithm names.

Co-developed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: David Sterba <dsterba@suse.com>

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This commit is contained in:

David Sterba 2019-10-07 11:11:03 +02:00

parent 3831bf0094

commit f7cea56c0f

3 changed files with 29 additions and 0 deletions

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5

fs/btrfs/ctree.c

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2

fs/btrfs/ctree.h

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22

fs/btrfs/sysfs.c

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