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| author | Naohiro Aota <naohiro.aota@wdc.com> | 2020-11-10 20:26:08 +0900 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2020-12-09 19:16:03 +0100 |
| commit | b70f509774ad4b75d4253ad23b65c35d89402026 (patch) | |
| tree | 5390be7abefc309d9c0ecd6e449d05277a98c8e9 /fs/btrfs/disk-io.c | |
| parent | 5b316468983dfa9473ff0f1c42e4e30b4c267141 (diff) | |
| download | linux-b70f509774ad4b75d4253ad23b65c35d89402026.tar.gz linux-b70f509774ad4b75d4253ad23b65c35d89402026.tar.bz2 linux-b70f509774ad4b75d4253ad23b65c35d89402026.zip | |
btrfs: check and enable ZONED mode
Introduce function btrfs_check_zoned_mode() to check if ZONED flag is
enabled on the file system and if the file system consists of zoned
devices with equal zone size.
Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
Signed-off-by: Naohiro Aota <naohiro.aota@wdc.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/disk-io.c')
| -rw-r--r-- | fs/btrfs/disk-io.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 37b2e0aad162..32e29e2bc99a 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -42,6 +42,7 @@ #include "block-group.h" #include "discard.h" #include "space-info.h" +#include "zoned.h" #define BTRFS_SUPER_FLAG_SUPP (BTRFS_HEADER_FLAG_WRITTEN |\ BTRFS_HEADER_FLAG_RELOC |\ @@ -3046,6 +3047,8 @@ int __cold open_ctree(struct super_block *sb, struct btrfs_fs_devices *fs_device if (features & BTRFS_FEATURE_INCOMPAT_SKINNY_METADATA) btrfs_info(fs_info, "has skinny extents"); + fs_info->zoned = (features & BTRFS_FEATURE_INCOMPAT_ZONED); + /* * flag our filesystem as having big metadata blocks if * they are bigger than the page size @@ -3202,6 +3205,13 @@ int __cold open_ctree(struct super_block *sb, struct btrfs_fs_devices *fs_device goto fail_block_groups; } + ret = btrfs_check_zoned_mode(fs_info); + if (ret) { + btrfs_err(fs_info, "failed to initialize zoned mode: %d", + ret); + goto fail_block_groups; + } + ret = btrfs_sysfs_add_fsid(fs_devices); if (ret) { btrfs_err(fs_info, "failed to init sysfs fsid interface: %d", |