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-rw-r--r--fs/block_dev.c25
1 files changed, 7 insertions, 18 deletions
diff --git a/fs/block_dev.c b/fs/block_dev.c
index 24615c76c1d0..0f7552a87d54 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -29,8 +29,6 @@
#include <linux/namei.h>
#include <linux/log2.h>
#include <linux/cleancache.h>
-#include <linux/dax.h>
-#include <linux/badblocks.h>
#include <linux/task_io_accounting_ops.h>
#include <linux/falloc.h>
#include <linux/uaccess.h>
@@ -210,7 +208,6 @@ __blkdev_direct_IO_simple(struct kiocb *iocb, struct iov_iter *iter,
struct bio bio;
ssize_t ret;
blk_qc_t qc;
- int i;
struct bvec_iter_all iter_all;
if ((pos | iov_iter_alignment(iter)) &
@@ -261,10 +258,11 @@ __blkdev_direct_IO_simple(struct kiocb *iocb, struct iov_iter *iter,
}
__set_current_state(TASK_RUNNING);
- bio_for_each_segment_all(bvec, &bio, i, iter_all) {
+ bio_for_each_segment_all(bvec, &bio, iter_all) {
if (should_dirty && !PageCompound(bvec->bv_page))
set_page_dirty_lock(bvec->bv_page);
- put_page(bvec->bv_page);
+ if (!bio_flagged(&bio, BIO_NO_PAGE_REF))
+ put_page(bvec->bv_page);
}
if (unlikely(bio.bi_status))
@@ -339,9 +337,8 @@ static void blkdev_bio_end_io(struct bio *bio)
if (!bio_flagged(bio, BIO_NO_PAGE_REF)) {
struct bvec_iter_all iter_all;
struct bio_vec *bvec;
- int i;
- bio_for_each_segment_all(bvec, bio, i, iter_all)
+ bio_for_each_segment_all(bvec, bio, iter_all)
put_page(bvec->bv_page);
}
bio_put(bio);
@@ -789,17 +786,9 @@ static struct inode *bdev_alloc_inode(struct super_block *sb)
return &ei->vfs_inode;
}
-static void bdev_i_callback(struct rcu_head *head)
-{
- struct inode *inode = container_of(head, struct inode, i_rcu);
- struct bdev_inode *bdi = BDEV_I(inode);
-
- kmem_cache_free(bdev_cachep, bdi);
-}
-
-static void bdev_destroy_inode(struct inode *inode)
+static void bdev_free_inode(struct inode *inode)
{
- call_rcu(&inode->i_rcu, bdev_i_callback);
+ kmem_cache_free(bdev_cachep, BDEV_I(inode));
}
static void init_once(void *foo)
@@ -839,7 +828,7 @@ static void bdev_evict_inode(struct inode *inode)
static const struct super_operations bdev_sops = {
.statfs = simple_statfs,
.alloc_inode = bdev_alloc_inode,
- .destroy_inode = bdev_destroy_inode,
+ .free_inode = bdev_free_inode,
.drop_inode = generic_delete_inode,
.evict_inode = bdev_evict_inode,
};