Re: Linux 5.10.126

From: Greg Kroah-Hartman
Date: Mon Jun 27 2022 - 03:59:17 EST


diff --git a/Makefile b/Makefile
index da5b28931e5c..57434487c2b4 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 10
-SUBLEVEL = 125
+SUBLEVEL = 126
EXTRAVERSION =
NAME = Dare mighty things

diff --git a/fs/io_uring.c b/fs/io_uring.c
index 40ac37beca47..2e12dcbc7b0f 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -696,6 +696,8 @@ struct io_kiocb {
*/
struct list_head inflight_entry;

+ struct list_head iopoll_entry;
+
struct percpu_ref *fixed_file_refs;
struct callback_head task_work;
/* for polled requests, i.e. IORING_OP_POLL_ADD and async armed poll */
@@ -2350,8 +2352,8 @@ static void io_iopoll_queue(struct list_head *again)
struct io_kiocb *req;

do {
- req = list_first_entry(again, struct io_kiocb, inflight_entry);
- list_del(&req->inflight_entry);
+ req = list_first_entry(again, struct io_kiocb, iopoll_entry);
+ list_del(&req->iopoll_entry);
__io_complete_rw(req, -EAGAIN, 0, NULL);
} while (!list_empty(again));
}
@@ -2373,14 +2375,14 @@ static void io_iopoll_complete(struct io_ring_ctx *ctx, unsigned int *nr_events,
while (!list_empty(done)) {
int cflags = 0;

- req = list_first_entry(done, struct io_kiocb, inflight_entry);
+ req = list_first_entry(done, struct io_kiocb, iopoll_entry);
if (READ_ONCE(req->result) == -EAGAIN) {
req->result = 0;
req->iopoll_completed = 0;
- list_move_tail(&req->inflight_entry, &again);
+ list_move_tail(&req->iopoll_entry, &again);
continue;
}
- list_del(&req->inflight_entry);
+ list_del(&req->iopoll_entry);

if (req->flags & REQ_F_BUFFER_SELECTED)
cflags = io_put_rw_kbuf(req);
@@ -2416,7 +2418,7 @@ static int io_do_iopoll(struct io_ring_ctx *ctx, unsigned int *nr_events,
spin = !ctx->poll_multi_file && *nr_events < min;

ret = 0;
- list_for_each_entry_safe(req, tmp, &ctx->iopoll_list, inflight_entry) {
+ list_for_each_entry_safe(req, tmp, &ctx->iopoll_list, iopoll_entry) {
struct kiocb *kiocb = &req->rw.kiocb;

/*
@@ -2425,7 +2427,7 @@ static int io_do_iopoll(struct io_ring_ctx *ctx, unsigned int *nr_events,
* and complete those lists first, if we have entries there.
*/
if (READ_ONCE(req->iopoll_completed)) {
- list_move_tail(&req->inflight_entry, &done);
+ list_move_tail(&req->iopoll_entry, &done);
continue;
}
if (!list_empty(&done))
@@ -2437,7 +2439,7 @@ static int io_do_iopoll(struct io_ring_ctx *ctx, unsigned int *nr_events,

/* iopoll may have completed current req */
if (READ_ONCE(req->iopoll_completed))
- list_move_tail(&req->inflight_entry, &done);
+ list_move_tail(&req->iopoll_entry, &done);

if (ret && spin)
spin = false;
@@ -2670,7 +2672,7 @@ static void io_iopoll_req_issued(struct io_kiocb *req)
struct io_kiocb *list_req;

list_req = list_first_entry(&ctx->iopoll_list, struct io_kiocb,
- inflight_entry);
+ iopoll_entry);
if (list_req->file != req->file)
ctx->poll_multi_file = true;
}
@@ -2680,9 +2682,9 @@ static void io_iopoll_req_issued(struct io_kiocb *req)
* it to the front so we find it first.
*/
if (READ_ONCE(req->iopoll_completed))
- list_add(&req->inflight_entry, &ctx->iopoll_list);
+ list_add(&req->iopoll_entry, &ctx->iopoll_list);
else
- list_add_tail(&req->inflight_entry, &ctx->iopoll_list);
+ list_add_tail(&req->iopoll_entry, &ctx->iopoll_list);

if ((ctx->flags & IORING_SETUP_SQPOLL) &&
wq_has_sleeper(&ctx->sq_data->wait))