forked from Mirrors/btrfs-progs
btrfs-progs: ioctl.h: copy commented version of scrub_progress structure
Copied from uapi/linux/btrfs.h, no-op change. Signed-off-by: David Sterba <dsterba@suse.cz>master
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9a6eb1f5ea
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ddd8003d94
50
ioctl.h
50
ioctl.h
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@ -84,23 +84,41 @@ struct btrfs_ioctl_vol_args_v2 {
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char name[BTRFS_SUBVOL_NAME_MAX + 1];
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char name[BTRFS_SUBVOL_NAME_MAX + 1];
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};
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};
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/*
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* structure to report errors and progress to userspace, either as a
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* result of a finished scrub, a canceled scrub or a progress inquiry
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*/
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struct btrfs_scrub_progress {
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struct btrfs_scrub_progress {
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__u64 data_extents_scrubbed;
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__u64 data_extents_scrubbed; /* # of data extents scrubbed */
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__u64 tree_extents_scrubbed;
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__u64 tree_extents_scrubbed; /* # of tree extents scrubbed */
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__u64 data_bytes_scrubbed;
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__u64 data_bytes_scrubbed; /* # of data bytes scrubbed */
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__u64 tree_bytes_scrubbed;
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__u64 tree_bytes_scrubbed; /* # of tree bytes scrubbed */
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__u64 read_errors;
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__u64 read_errors; /* # of read errors encountered (EIO) */
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__u64 csum_errors;
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__u64 csum_errors; /* # of failed csum checks */
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__u64 verify_errors;
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__u64 verify_errors; /* # of occurences, where the metadata
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__u64 no_csum;
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* of a tree block did not match the
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__u64 csum_discards;
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* expected values, like generation or
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__u64 super_errors;
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* logical */
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__u64 malloc_errors;
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__u64 no_csum; /* # of 4k data block for which no csum
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__u64 uncorrectable_errors;
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* is present, probably the result of
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__u64 corrected_errors;
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* data written with nodatasum */
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__u64 last_physical;
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__u64 csum_discards; /* # of csum for which no data was found
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__u64 unverified_errors;
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* in the extent tree. */
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__u64 super_errors; /* # of bad super blocks encountered */
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__u64 malloc_errors; /* # of internal kmalloc errors. These
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* will likely cause an incomplete
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* scrub */
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__u64 uncorrectable_errors; /* # of errors where either no intact
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* copy was found or the writeback
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* failed */
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__u64 corrected_errors; /* # of errors corrected */
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__u64 last_physical; /* last physical address scrubbed. In
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* case a scrub was aborted, this can
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* be used to restart the scrub */
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__u64 unverified_errors; /* # of occurences where a read for a
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* full (64k) bio failed, but the re-
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* check succeeded for each 4k piece.
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* Intermittent error. */
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};
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};
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#define BTRFS_SCRUB_READONLY 1
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#define BTRFS_SCRUB_READONLY 1
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