kprobes: Mark ftrace mcount handler functions nokprobe

[thirdparty/kernel/linux.git] / fs / io_uring.c

diff --git a/fs/io_uring.c b/fs/io_uring.c
index 07d6ef195d05a9607d1c067ad7cdee67292f943b..89aa8412b5f5972466e79c711cee475d8d42ebfe 100644 (file)
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -2245,6 +2245,10 @@ static int io_sq_offload_start(struct io_ring_ctx *ctx,
                goto err;
 
        if (ctx->flags & IORING_SETUP_SQPOLL) {
+               ret = -EPERM;
+               if (!capable(CAP_SYS_ADMIN))
+                       goto err;
+
                if (p->flags & IORING_SETUP_SQ_AFF) {
                        int cpu;