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-rw-r--r--fs/io_uring.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/io_uring.c b/fs/io_uring.c
index 239eacec3f3a..e71bc4e3bf08 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -359,6 +359,9 @@ struct io_ring_ctx {
unsigned cached_cq_overflow;
unsigned long sq_check_overflow;
+ /* hashed buffered write serialization */
+ unsigned long hash_map;
+
struct list_head defer_list;
struct list_head timeout_list;
struct list_head cq_overflow_list;
@@ -7796,6 +7799,7 @@ static struct io_wq *io_init_wq_offload(struct io_ring_ctx *ctx)
unsigned int concurrency;
data.user = ctx->user;
+ data.hash_map = &ctx->hash_map;
data.free_work = io_free_work;
data.do_work = io_wq_submit_work;