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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-01-30 15:00:39 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-01-30 15:00:39 +0100
commit7ab004dbcbee38b8a70798835d3ffcd97a985a5e (patch)
tree0caa6cb97801736046823ca785a5ba36bf684ac6 /fs/io_uring.c
parent710f8af199ee9d72dd87083edd55c5ee250ee6f4 (diff)
parent26291c54e111ff6ba87a164d85d4a4e134b7315c (diff)
Merge tag 'v5.17-rc2' into char-misc-next
We need the char/misc fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/io_uring.c')
-rw-r--r--fs/io_uring.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/fs/io_uring.c b/fs/io_uring.c
index e54c4127422e4..2e04f718319df 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -7822,10 +7822,15 @@ static __cold void io_rsrc_node_ref_zero(struct percpu_ref *ref)
struct io_ring_ctx *ctx = node->rsrc_data->ctx;
unsigned long flags;
bool first_add = false;
+ unsigned long delay = HZ;
spin_lock_irqsave(&ctx->rsrc_ref_lock, flags);
node->done = true;
+ /* if we are mid-quiesce then do not delay */
+ if (node->rsrc_data->quiesce)
+ delay = 0;
+
while (!list_empty(&ctx->rsrc_ref_list)) {
node = list_first_entry(&ctx->rsrc_ref_list,
struct io_rsrc_node, node);
@@ -7838,10 +7843,10 @@ static __cold void io_rsrc_node_ref_zero(struct percpu_ref *ref)
spin_unlock_irqrestore(&ctx->rsrc_ref_lock, flags);
if (first_add)
- mod_delayed_work(system_wq, &ctx->rsrc_put_work, HZ);
+ mod_delayed_work(system_wq, &ctx->rsrc_put_work, delay);
}
-static struct io_rsrc_node *io_rsrc_node_alloc(struct io_ring_ctx *ctx)
+static struct io_rsrc_node *io_rsrc_node_alloc(void)
{
struct io_rsrc_node *ref_node;
@@ -7892,7 +7897,7 @@ static int io_rsrc_node_switch_start(struct io_ring_ctx *ctx)
{
if (ctx->rsrc_backup_node)
return 0;
- ctx->rsrc_backup_node = io_rsrc_node_alloc(ctx);
+ ctx->rsrc_backup_node = io_rsrc_node_alloc();
return ctx->rsrc_backup_node ? 0 : -ENOMEM;
}