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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-07-24 16:21:27 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-07-24 16:21:27 +0200
commit8f9aa2c90530ab92301a82231ae44f3722becd93 (patch)
treefb282e955b0a880b07131a135257fe3ec764e928 /drivers/md/dm-stats.c
parent93467b31bec6da512b51544e5e4584f2745e995e (diff)
parent155b42bec9cbb6b8cdc47dd9bd09503a81fbe493 (diff)
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/md/dm-stats.c')
-rw-r--r--drivers/md/dm-stats.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/md/dm-stats.c b/drivers/md/dm-stats.c
index c53cf07ab7b0..5df710061a11 100644
--- a/drivers/md/dm-stats.c
+++ b/drivers/md/dm-stats.c
@@ -692,10 +692,8 @@ void dm_stats_account_io(struct dm_stats *stats, unsigned long bi_rw,
*/
last = raw_cpu_ptr(stats->last);
stats_aux->merged =
- (bi_sector == (READ_ONCE(last->last_sector) &&
- ((bi_rw == WRITE) ==
- (READ_ONCE(last->last_rw) == WRITE))
- ));
+ bi_sector == READ_ONCE(last->last_sector) &&
+ (bi_rw == WRITE) == (READ_ONCE(last->last_rw) == WRITE);
WRITE_ONCE(last->last_sector, end_sector);
WRITE_ONCE(last->last_rw, bi_rw);
} else
@@ -842,10 +840,10 @@ static unsigned long long dm_jiffies_to_msec64(struct dm_stat *s, unsigned long
result = jiffies_to_msecs(j & 0x3fffff);
if (j >= 1 << 22) {
mult = jiffies_to_msecs(1 << 22);
- result += (unsigned long long)mult * (unsigned long long)jiffies_to_msecs((j >> 22) & 0x3fffff);
+ result += (unsigned long long)mult * ((j >> 22) & 0x3fffff);
}
if (j >= 1ULL << 44)
- result += (unsigned long long)mult * (unsigned long long)mult * (unsigned long long)jiffies_to_msecs(j >> 44);
+ result += (unsigned long long)mult * (unsigned long long)(1 << 22) * (j >> 44);
return result;
}