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-rw-r--r--arch/s390/kernel/nmi.c8
-rw-r--r--fs/jbd2/journal.c5
2 files changed, 4 insertions, 9 deletions
diff --git a/arch/s390/kernel/nmi.c b/arch/s390/kernel/nmi.c
index dd1c24ceda50..3f51cf4e8f02 100644
--- a/arch/s390/kernel/nmi.c
+++ b/arch/s390/kernel/nmi.c
@@ -54,12 +54,8 @@ void s390_handle_mcck(void)
*/
local_irq_save(flags);
local_mcck_disable();
- /*
- * Ummm... Does this make sense at all? Copying the percpu struct
- * and then zapping it one statement later?
- */
- memcpy(&mcck, this_cpu_ptr(&cpu_mcck), sizeof(mcck));
- memset(&mcck, 0, sizeof(struct mcck_struct));
+ mcck = *this_cpu_ptr(&cpu_mcck);
+ memset(this_cpu_ptr(&cpu_mcck), 0, sizeof(mcck));
clear_cpu_flag(CIF_MCCK_PENDING);
local_mcck_enable();
local_irq_restore(flags);
diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
index e4dc74713a43..1df94fabe4eb 100644
--- a/fs/jbd2/journal.c
+++ b/fs/jbd2/journal.c
@@ -1853,13 +1853,12 @@ int jbd2_journal_set_features (journal_t *journal, unsigned long compat,
journal->j_chksum_driver = NULL;
return 0;
}
- }
- /* Precompute checksum seed for all metadata */
- if (jbd2_journal_has_csum_v2or3(journal))
+ /* Precompute checksum seed for all metadata */
journal->j_csum_seed = jbd2_chksum(journal, ~0,
sb->s_uuid,
sizeof(sb->s_uuid));
+ }
}
/* If enabling v1 checksums, downgrade superblock */