diff options
Diffstat (limited to 'drivers/md/dm-integrity.c')
| -rw-r--r-- | drivers/md/dm-integrity.c | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/drivers/md/dm-integrity.c b/drivers/md/dm-integrity.c index 46b5d542b8fe..fed8a7ccd7f9 100644 --- a/drivers/md/dm-integrity.c +++ b/drivers/md/dm-integrity.c @@ -262,6 +262,7 @@ struct dm_integrity_c { bool journal_uptodate; bool just_formatted; bool recalculate_flag; + bool reset_recalculate_flag; bool discard; bool fix_padding; bool fix_hmac; @@ -3134,7 +3135,8 @@ static void dm_integrity_resume(struct dm_target *ti) rw_journal_sectors(ic, REQ_OP_READ, 0, 0, ic->n_bitmap_blocks * (BITMAP_BLOCK_SIZE >> SECTOR_SHIFT), NULL); if (ic->mode == 'B') { - if (ic->sb->log2_blocks_per_bitmap_bit == ic->log2_blocks_per_bitmap_bit) { + if (ic->sb->log2_blocks_per_bitmap_bit == ic->log2_blocks_per_bitmap_bit && + !ic->reset_recalculate_flag) { block_bitmap_copy(ic, ic->recalc_bitmap, ic->journal); block_bitmap_copy(ic, ic->may_write_bitmap, ic->journal); if (!block_bitmap_op(ic, ic->journal, 0, ic->provided_data_sectors, @@ -3156,7 +3158,8 @@ static void dm_integrity_resume(struct dm_target *ti) } } else { if (!(ic->sb->log2_blocks_per_bitmap_bit == ic->log2_blocks_per_bitmap_bit && - block_bitmap_op(ic, ic->journal, 0, ic->provided_data_sectors, BITMAP_OP_TEST_ALL_CLEAR))) { + block_bitmap_op(ic, ic->journal, 0, ic->provided_data_sectors, BITMAP_OP_TEST_ALL_CLEAR)) || + ic->reset_recalculate_flag) { ic->sb->flags |= cpu_to_le32(SB_FLAG_RECALCULATING); ic->sb->recalc_sector = cpu_to_le64(0); } @@ -3169,6 +3172,10 @@ static void dm_integrity_resume(struct dm_target *ti) dm_integrity_io_error(ic, "writing superblock", r); } else { replay_journal(ic); + if (ic->reset_recalculate_flag) { + ic->sb->flags |= cpu_to_le32(SB_FLAG_RECALCULATING); + ic->sb->recalc_sector = cpu_to_le64(0); + } if (ic->mode == 'B') { ic->sb->flags |= cpu_to_le32(SB_FLAG_DIRTY_BITMAP); ic->sb->log2_blocks_per_bitmap_bit = ic->log2_blocks_per_bitmap_bit; @@ -3242,6 +3249,7 @@ static void dm_integrity_status(struct dm_target *ti, status_type_t type, arg_count += !!ic->meta_dev; arg_count += ic->sectors_per_block != 1; arg_count += !!(ic->sb->flags & cpu_to_le32(SB_FLAG_RECALCULATING)); + arg_count += ic->reset_recalculate_flag; arg_count += ic->discard; arg_count += ic->mode == 'J'; arg_count += ic->mode == 'J'; @@ -3261,6 +3269,8 @@ static void dm_integrity_status(struct dm_target *ti, status_type_t type, DMEMIT(" block_size:%u", ic->sectors_per_block << SECTOR_SHIFT); if (ic->sb->flags & cpu_to_le32(SB_FLAG_RECALCULATING)) DMEMIT(" recalculate"); + if (ic->reset_recalculate_flag) + DMEMIT(" reset_recalculate"); if (ic->discard) DMEMIT(" allow_discards"); DMEMIT(" journal_sectors:%u", ic->initial_sectors - SB_SECTORS); @@ -3914,7 +3924,7 @@ static int dm_integrity_ctr(struct dm_target *ti, unsigned argc, char **argv) unsigned extra_args; struct dm_arg_set as; static const struct dm_arg _args[] = { - {0, 17, "Invalid number of feature args"}, + {0, 18, "Invalid number of feature args"}, }; unsigned journal_sectors, interleave_sectors, buffer_sectors, journal_watermark, sync_msec; bool should_write_sb; @@ -4058,6 +4068,9 @@ static int dm_integrity_ctr(struct dm_target *ti, unsigned argc, char **argv) goto bad; } else if (!strcmp(opt_string, "recalculate")) { ic->recalculate_flag = true; + } else if (!strcmp(opt_string, "reset_recalculate")) { + ic->recalculate_flag = true; + ic->reset_recalculate_flag = true; } else if (!strcmp(opt_string, "allow_discards")) { ic->discard = true; } else if (!strcmp(opt_string, "fix_padding")) { @@ -4554,7 +4567,7 @@ static void dm_integrity_dtr(struct dm_target *ti) static struct target_type integrity_target = { .name = "integrity", - .version = {1, 7, 0}, + .version = {1, 8, 0}, .module = THIS_MODULE, .features = DM_TARGET_SINGLETON | DM_TARGET_INTEGRITY, .ctr = dm_integrity_ctr, |