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authorJason Gunthorpe <jgg@nvidia.com>2021-10-04 15:59:49 -0300
committerJason Gunthorpe <jgg@nvidia.com>2021-10-04 16:01:26 -0300
commitc78d218fc5a9995d6b50aa38814bef4fbc88a77d (patch)
tree8c647466fa60cb281556016388adf0ad80172c8c /fs/buffer.c
parent0994a1bcd5f7c0bf7ca3b4938d4f0f6928ac7886 (diff)
parent9e1ff307c779ce1f0f810c7ecce3d95bbae40896 (diff)
Merge tag 'v5.15-rc4' into rdma.get for-next
Merged due to dependencies in following patches. Conflict in drivers/infiniband/hw/hfi1/ipoib_tx.c resolved by hand to take the %p change and txq stats rename together. Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'fs/buffer.c')
-rw-r--r--fs/buffer.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/fs/buffer.c b/fs/buffer.c
index ab7573d72dd7..c615387aedca 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -1425,12 +1425,16 @@ void invalidate_bh_lrus(void)
}
EXPORT_SYMBOL_GPL(invalidate_bh_lrus);
-void invalidate_bh_lrus_cpu(int cpu)
+/*
+ * It's called from workqueue context so we need a bh_lru_lock to close
+ * the race with preemption/irq.
+ */
+void invalidate_bh_lrus_cpu(void)
{
struct bh_lru *b;
bh_lru_lock();
- b = per_cpu_ptr(&bh_lrus, cpu);
+ b = this_cpu_ptr(&bh_lrus);
__invalidate_bh_lrus(b);
bh_lru_unlock();
}