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-rw-r--r--fs/fuse/cuse.c3
-rw-r--r--fs/fuse/dir.c1
-rw-r--r--fs/fuse/file.c5
-rw-r--r--fs/fuse/fuse_i.h1
-rw-r--r--fs/fuse/inode.c15
5 files changed, 17 insertions, 8 deletions
diff --git a/fs/fuse/cuse.c b/fs/fuse/cuse.c
index 91e89e6817..b6cad106c3 100644
--- a/fs/fuse/cuse.c
+++ b/fs/fuse/cuse.c
@@ -474,8 +474,7 @@ err:
static void cuse_fc_release(struct fuse_conn *fc)
{
- struct cuse_conn *cc = fc_to_cc(fc);
- kfree_rcu(cc, fc.rcu);
+ kfree(fc_to_cc(fc));
}
/**
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index 9307bb4393..bd3b21d485 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -1317,6 +1317,7 @@ retry:
err = fuse_do_statx(inode, file, stat);
if (err == -ENOSYS) {
fc->no_statx = 1;
+ err = 0;
goto retry;
}
} else {
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index cc9651a013..b9cff9b6ca 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -19,6 +19,7 @@
#include <linux/uio.h>
#include <linux/fs.h>
#include <linux/filelock.h>
+#include <linux/splice.h>
static int fuse_send_open(struct fuse_mount *fm, u64 nodeid,
unsigned int open_flags, int opcode,
@@ -3199,8 +3200,8 @@ static ssize_t fuse_copy_file_range(struct file *src_file, loff_t src_off,
len, flags);
if (ret == -EOPNOTSUPP || ret == -EXDEV)
- ret = generic_copy_file_range(src_file, src_off, dst_file,
- dst_off, len, flags);
+ ret = splice_copy_file_range(src_file, src_off, dst_file,
+ dst_off, len);
return ret;
}
diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h
index b5c241e169..20924e799c 100644
--- a/fs/fuse/fuse_i.h
+++ b/fs/fuse/fuse_i.h
@@ -888,6 +888,7 @@ struct fuse_mount {
/* Entry on fc->mounts */
struct list_head fc_entry;
+ struct rcu_head rcu;
};
static inline struct fuse_mount *get_fuse_mount_super(struct super_block *sb)
diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c
index b676c72c62..f73865751c 100644
--- a/fs/fuse/inode.c
+++ b/fs/fuse/inode.c
@@ -933,6 +933,14 @@ void fuse_conn_init(struct fuse_conn *fc, struct fuse_mount *fm,
}
EXPORT_SYMBOL_GPL(fuse_conn_init);
+static void delayed_release(struct rcu_head *p)
+{
+ struct fuse_conn *fc = container_of(p, struct fuse_conn, rcu);
+
+ put_user_ns(fc->user_ns);
+ fc->release(fc);
+}
+
void fuse_conn_put(struct fuse_conn *fc)
{
if (refcount_dec_and_test(&fc->count)) {
@@ -944,13 +952,12 @@ void fuse_conn_put(struct fuse_conn *fc)
if (fiq->ops->release)
fiq->ops->release(fiq);
put_pid_ns(fc->pid_ns);
- put_user_ns(fc->user_ns);
bucket = rcu_dereference_protected(fc->curr_bucket, 1);
if (bucket) {
WARN_ON(atomic_read(&bucket->count) != 1);
kfree(bucket);
}
- fc->release(fc);
+ call_rcu(&fc->rcu, delayed_release);
}
}
EXPORT_SYMBOL_GPL(fuse_conn_put);
@@ -1369,7 +1376,7 @@ EXPORT_SYMBOL_GPL(fuse_send_init);
void fuse_free_conn(struct fuse_conn *fc)
{
WARN_ON(!list_empty(&fc->devices));
- kfree_rcu(fc, rcu);
+ kfree(fc);
}
EXPORT_SYMBOL_GPL(fuse_free_conn);
@@ -1905,7 +1912,7 @@ static void fuse_sb_destroy(struct super_block *sb)
void fuse_mount_destroy(struct fuse_mount *fm)
{
fuse_conn_put(fm->fc);
- kfree(fm);
+ kfree_rcu(fm, rcu);
}
EXPORT_SYMBOL(fuse_mount_destroy);