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authorJakub Kicinski <[email protected]>2025-01-16 18:30:22 +0000
committerJakub Kicinski <[email protected]>2025-01-16 18:34:59 +0000
commit2ee738e90e80850582cbe10f34c6447965c1d87b (patch)
tree75a5d764d283bfac0648710f1e8c51680ef992fa /io_uring/io_uring.c
parentMerge branch 'net-stmmac-rx-performance-improvement' (diff)
parentMerge tag 'net-6.13-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/net... (diff)
downloadkernel-2ee738e90e80850582cbe10f34c6447965c1d87b.tar.gz
kernel-2ee738e90e80850582cbe10f34c6447965c1d87b.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR (net-6.13-rc8). Conflicts: drivers/net/ethernet/realtek/r8169_main.c 1f691a1fc4be ("r8169: remove redundant hwmon support") 152d00a91396 ("r8169: simplify setting hwmon attribute visibility") https://lore.kernel.org/[email protected] Adjacent changes: drivers/net/ethernet/broadcom/bnxt/bnxt.c 152f4da05aee ("bnxt_en: add support for rx-copybreak ethtool command") f0aa6a37a3db ("eth: bnxt: always recalculate features after XDP clearing, fix null-deref") drivers/net/ethernet/intel/ice/ice_type.h 50327223a8bb ("ice: add lock to protect low latency interface") dc26548d729e ("ice: Fix quad registers read on E825") Signed-off-by: Jakub Kicinski <[email protected]>
Diffstat (limited to 'io_uring/io_uring.c')
-rw-r--r--io_uring/io_uring.c14
1 files changed, 5 insertions, 9 deletions
diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c
index ff691f37462c..4758f1ba902b 100644
--- a/io_uring/io_uring.c
+++ b/io_uring/io_uring.c
@@ -1226,10 +1226,7 @@ static void io_req_normal_work_add(struct io_kiocb *req)
/* SQPOLL doesn't need the task_work added, it'll run it itself */
if (ctx->flags & IORING_SETUP_SQPOLL) {
- struct io_sq_data *sqd = ctx->sq_data;
-
- if (sqd->thread)
- __set_notify_signal(sqd->thread);
+ __set_notify_signal(tctx->task);
return;
}
@@ -2813,13 +2810,12 @@ static __poll_t io_uring_poll(struct file *file, poll_table *wait)
if (unlikely(!ctx->poll_activated))
io_activate_pollwq(ctx);
-
- poll_wait(file, &ctx->poll_wq, wait);
/*
- * synchronizes with barrier from wq_has_sleeper call in
- * io_commit_cqring
+ * provides mb() which pairs with barrier from wq_has_sleeper
+ * call in io_commit_cqring
*/
- smp_rmb();
+ poll_wait(file, &ctx->poll_wq, wait);
+
if (!io_sqring_full(ctx))
mask |= EPOLLOUT | EPOLLWRNORM;