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authorJohannes Berg <johannes.berg@intel.com>2022-10-10 11:03:31 +0200
committerJohannes Berg <johannes.berg@intel.com>2022-10-10 11:03:43 +0200
commitdfd2d876b3fda1790bc0239ba4c6967e25d16e91 (patch)
tree45c2ec4b25afdf7b521dec642f6b75112bb401a3 /io_uring
parenta790cc3a4fad75048295571a350b95b87e022a5a (diff)
parent10d5ea5a436da8d60cdb5845f454d595accdbce0 (diff)
Merge remote-tracking branch 'wireless/main' into wireless-next
Pull in wireless/main content since some new code would otherwise conflict with it. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'io_uring')
-rw-r--r--io_uring/io_uring.c7
-rw-r--r--io_uring/poll.c2
2 files changed, 8 insertions, 1 deletions
diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c
index 2965b354efc8..242d896c00f3 100644
--- a/io_uring/io_uring.c
+++ b/io_uring/io_uring.c
@@ -3357,6 +3357,10 @@ static __cold int io_uring_create(unsigned entries, struct io_uring_params *p,
goto err;
}
+ if (ctx->flags & IORING_SETUP_SINGLE_ISSUER
+ && !(ctx->flags & IORING_SETUP_R_DISABLED))
+ ctx->submitter_task = get_task_struct(current);
+
file = io_uring_get_file(ctx);
if (IS_ERR(file)) {
ret = PTR_ERR(file);
@@ -3548,6 +3552,9 @@ static int io_register_enable_rings(struct io_ring_ctx *ctx)
if (!(ctx->flags & IORING_SETUP_R_DISABLED))
return -EBADFD;
+ if (ctx->flags & IORING_SETUP_SINGLE_ISSUER && !ctx->submitter_task)
+ ctx->submitter_task = get_task_struct(current);
+
if (ctx->restrictions.registered)
ctx->restricted = 1;
diff --git a/io_uring/poll.c b/io_uring/poll.c
index d5bad0bea6e4..0d9f49c575e0 100644
--- a/io_uring/poll.c
+++ b/io_uring/poll.c
@@ -857,7 +857,7 @@ int io_poll_add_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe)
if (sqe->buf_index || sqe->off || sqe->addr)
return -EINVAL;
flags = READ_ONCE(sqe->len);
- if (flags & ~(IORING_POLL_ADD_MULTI|IORING_POLL_ADD_LEVEL))
+ if (flags & ~IORING_POLL_ADD_MULTI)
return -EINVAL;
if ((flags & IORING_POLL_ADD_MULTI) && (req->flags & REQ_F_CQE_SKIP))
return -EINVAL;