diff options
Diffstat (limited to 'io_uring/kbuf.c')
| -rw-r--r-- | io_uring/kbuf.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/io_uring/kbuf.c b/io_uring/kbuf.c index 325ca7f8b0a0..39d15a27eb92 100644 --- a/io_uring/kbuf.c +++ b/io_uring/kbuf.c @@ -306,6 +306,14 @@ void io_destroy_buffers(struct io_ring_ctx *ctx) kfree(bl); } + /* + * Move deferred locked entries to cache before pruning + */ + spin_lock(&ctx->completion_lock); + if (!list_empty(&ctx->io_buffers_comp)) + list_splice_init(&ctx->io_buffers_comp, &ctx->io_buffers_cache); + spin_unlock(&ctx->completion_lock); + list_for_each_safe(item, tmp, &ctx->io_buffers_cache) { buf = list_entry(item, struct io_buffer, list); kmem_cache_free(io_buf_cachep, buf); |