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authorIngo Molnar <mingo@kernel.org>2018-12-04 09:52:30 +0300
committerIngo Molnar <mingo@kernel.org>2018-12-04 09:52:30 +0300
commit4bbfd7467cfc7d42e18d3008fa6a28ffd56e901a (patch)
tree3b6d27e740976d0393fd13ae675ae6a0e07812a9 /arch
parent2595646791c319cadfdbf271563aac97d0843dc7 (diff)
parent5ac7cdc29897e5fc3f5e214f3f8c8b03ef8d7029 (diff)
downloadlinux-4bbfd7467cfc7d42e18d3008fa6a28ffd56e901a.tar.xz
Merge branch 'for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu into core/rcu
Pull RCU changes from Paul E. McKenney: - Convert RCU's BUG_ON() and similar calls to WARN_ON() and similar. - Replace calls of RCU-bh and RCU-sched update-side functions to their vanilla RCU counterparts. This series is a step towards complete removal of the RCU-bh and RCU-sched update-side functions. ( Note that some of these conversions are going upstream via their respective maintainers. ) - Documentation updates, including a number of flavor-consolidation updates from Joel Fernandes. - Miscellaneous fixes. - Automate generation of the initrd filesystem used for rcutorture testing. - Convert spin_is_locked() assertions to instead use lockdep. ( Note that some of these conversions are going upstream via their respective maintainers. ) - SRCU updates, especially including a fix from Dennis Krein for a bag-on-head-class bug. - RCU torture-test updates. Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/mm/hugetlbpage.c2
-rw-r--r--arch/s390/mm/pgalloc.c2
-rw-r--r--arch/sparc/oprofile/init.c2
-rw-r--r--arch/x86/pci/i386.c2
4 files changed, 4 insertions, 4 deletions
diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c
index 8cf035e68378..4c01e9a01a74 100644
--- a/arch/powerpc/mm/hugetlbpage.c
+++ b/arch/powerpc/mm/hugetlbpage.c
@@ -289,7 +289,7 @@ static void hugepd_free(struct mmu_gather *tlb, void *hugepte)
(*batchp)->ptes[(*batchp)->index++] = hugepte;
if ((*batchp)->index == HUGEPD_FREELIST_SIZE) {
- call_rcu_sched(&(*batchp)->rcu, hugepd_free_rcu_callback);
+ call_rcu(&(*batchp)->rcu, hugepd_free_rcu_callback);
*batchp = NULL;
}
put_cpu_var(hugepd_freelist_cur);
diff --git a/arch/s390/mm/pgalloc.c b/arch/s390/mm/pgalloc.c
index 6791562779ee..db6bb2f97a2c 100644
--- a/arch/s390/mm/pgalloc.c
+++ b/arch/s390/mm/pgalloc.c
@@ -352,7 +352,7 @@ void tlb_table_flush(struct mmu_gather *tlb)
struct mmu_table_batch **batch = &tlb->batch;
if (*batch) {
- call_rcu_sched(&(*batch)->rcu, tlb_remove_table_rcu);
+ call_rcu(&(*batch)->rcu, tlb_remove_table_rcu);
*batch = NULL;
}
}
diff --git a/arch/sparc/oprofile/init.c b/arch/sparc/oprofile/init.c
index f9024bccff16..43730c9b1c86 100644
--- a/arch/sparc/oprofile/init.c
+++ b/arch/sparc/oprofile/init.c
@@ -53,7 +53,7 @@ static void timer_stop(void)
{
nmi_adjust_hz(1);
unregister_die_notifier(&profile_timer_exceptions_nb);
- synchronize_sched(); /* Allow already-started NMIs to complete. */
+ synchronize_rcu(); /* Allow already-started NMIs to complete. */
}
static int op_nmi_timer_init(struct oprofile_operations *ops)
diff --git a/arch/x86/pci/i386.c b/arch/x86/pci/i386.c
index 8cd66152cdb0..9df652d3d927 100644
--- a/arch/x86/pci/i386.c
+++ b/arch/x86/pci/i386.c
@@ -59,7 +59,7 @@ static struct pcibios_fwaddrmap *pcibios_fwaddrmap_lookup(struct pci_dev *dev)
{
struct pcibios_fwaddrmap *map;
- WARN_ON_SMP(!spin_is_locked(&pcibios_fwaddrmap_lock));
+ lockdep_assert_held(&pcibios_fwaddrmap_lock);
list_for_each_entry(map, &pcibios_fwaddrmappings, list)
if (map->dev == dev)