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dm integrity: don't report unused options 

If we are not journaling, don't report journaling options in the table
status.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Mikulas Patocka 2019-04-29 14:57:18 +02:00 committed by Mike Snitzer
parent 97abfde17a
commit 893e3c395b
1 changed files with 7 additions and 3 deletions
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10
drivers/md/dm-integrity.c
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@ -2468,10 +2468,12 @@ static void dm_integrity_status(struct dm_target *ti, status_type_t type,
__u64 watermark_percentage = (__u64)(ic->journal_entries - ic->free_sectors_threshold) * 100;
watermark_percentage += ic->journal_entries / 2;
do_div(watermark_percentage, ic->journal_entries);
arg_count = 5;
arg_count = 3;
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->mode == 'J';
arg_count += ic->mode == 'J';
arg_count += !!ic->internal_hash_alg.alg_string;
arg_count += !!ic->journal_crypt_alg.alg_string;
arg_count += !!ic->journal_mac_alg.alg_string;
@ -2486,8 +2488,10 @@ static void dm_integrity_status(struct dm_target *ti, status_type_t type,
DMEMIT(" journal_sectors:%u", ic->initial_sectors - SB_SECTORS);
DMEMIT(" interleave_sectors:%u", 1U << ic->sb->log2_interleave_sectors);
DMEMIT(" buffer_sectors:%u", 1U << ic->log2_buffer_sectors);
DMEMIT(" journal_watermark:%u", (unsigned)watermark_percentage);
DMEMIT(" commit_time:%u", ic->autocommit_msec);
if (ic->mode == 'J') {
DMEMIT(" journal_watermark:%u", (unsigned)watermark_percentage);
DMEMIT(" commit_time:%u", ic->autocommit_msec);
}
#define EMIT_ALG(a, n) \
do { \