From: Bernd Schubert <bschubert@ddn.com> mainline inclusion from mainline-v6.10-rc2 commit 3821336530616776414aa7a879640052b89def28 category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/ICJPON CVE: NA Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?i... -------------------------------- fuse-over-io-uring uses existing functions to find requests based on their unique id - make these functions non-static. Signed-off-by: Bernd Schubert <bschubert@ddn.com> Reviewed-by: Joanne Koong <joannelkoong@gmail.com> Reviewed-by: Luis Henriques <luis@igalia.com> Signed-off-by: Miklos Szeredi <mszeredi@redhat.com> Signed-off-by: Yifan Qiao <qiaoyifan4@huawei.com> Signed-off-by: Long Li <leo.lilong@huawei.com> --- fs/fuse/dev.c | 6 +++--- fs/fuse/fuse_dev_i.h | 5 +++++ fs/fuse/fuse_i.h | 5 +++++ fs/fuse/inode.c | 2 +- 4 files changed, 14 insertions(+), 4 deletions(-) diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c index b40de841389a..dc7b5e568145 100644 --- a/fs/fuse/dev.c +++ b/fs/fuse/dev.c @@ -200,7 +200,7 @@ u64 fuse_get_unique(struct fuse_iqueue *fiq) } EXPORT_SYMBOL_GPL(fuse_get_unique); -static unsigned int fuse_req_hash(u64 unique) +unsigned int fuse_req_hash(u64 unique) { return hash_long(unique & ~FUSE_INT_REQ_BIT, FUSE_PQ_HASH_BITS); } @@ -1921,7 +1921,7 @@ static int fuse_notify(struct fuse_conn *fc, enum fuse_notify_code code, } /* Look up request on processing list by unique ID */ -static struct fuse_req *request_find(struct fuse_pqueue *fpq, u64 unique) +struct fuse_req *fuse_request_find(struct fuse_pqueue *fpq, u64 unique) { unsigned int hash = fuse_req_hash(unique); struct fuse_req *req; @@ -2005,7 +2005,7 @@ static ssize_t fuse_dev_do_write(struct fuse_dev *fud, spin_lock(&fpq->lock); req = NULL; if (fpq->connected) - req = request_find(fpq, oh.unique & ~FUSE_INT_REQ_BIT); + req = fuse_request_find(fpq, oh.unique & ~FUSE_INT_REQ_BIT); err = -ENOENT; if (!req) { diff --git a/fs/fuse/fuse_dev_i.h b/fs/fuse/fuse_dev_i.h index 4a8a4feb2df5..b64ab84cbc0d 100644 --- a/fs/fuse/fuse_dev_i.h +++ b/fs/fuse/fuse_dev_i.h @@ -14,6 +14,8 @@ struct fuse_arg; struct fuse_args; +struct fuse_pqueue; +struct fuse_req; struct fuse_copy_state { int write; @@ -42,6 +44,9 @@ static inline struct fuse_dev *fuse_get_dev(struct file *file) return READ_ONCE(file->private_data); } +unsigned int fuse_req_hash(u64 unique); +struct fuse_req *fuse_request_find(struct fuse_pqueue *fpq, u64 unique); + void fuse_dev_end_requests(struct list_head *head); void fuse_copy_init(struct fuse_copy_state *cs, int write, diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h index 4143f2518ebf..ddc239411257 100644 --- a/fs/fuse/fuse_i.h +++ b/fs/fuse/fuse_i.h @@ -1246,6 +1246,11 @@ void fuse_change_entry_timeout(struct dentry *entry, struct fuse_entry_out *o); */ struct fuse_conn *fuse_conn_get(struct fuse_conn *fc); +/** + * Initialize the fuse processing queue + */ +void fuse_pqueue_init(struct fuse_pqueue *fpq); + /** * Initialize fuse_conn */ diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c index 19eff83a681a..4bcdeb94cec4 100644 --- a/fs/fuse/inode.c +++ b/fs/fuse/inode.c @@ -912,7 +912,7 @@ static void fuse_iqueue_init(struct fuse_iqueue *fiq, fiq->priv = priv; } -static void fuse_pqueue_init(struct fuse_pqueue *fpq) +void fuse_pqueue_init(struct fuse_pqueue *fpq) { unsigned int i; -- 2.39.2