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authorPavel Begunkov <asml.silence@gmail.com>2023-04-18 15:06:35 +0200
committerJens Axboe <axboe@kernel.dk>2023-04-19 03:38:26 +0200
commit63fea89027ff4fd4f350b471ad5b9220d373eec5 (patch)
treecb51c9725785eacedafb8c8619481b5cadaa32b2 /io_uring
parentio_uring/rsrc: remove unused io_rsrc_node::llist (diff)
downloadlinux-63fea89027ff4fd4f350b471ad5b9220d373eec5.tar.xz
linux-63fea89027ff4fd4f350b471ad5b9220d373eec5.zip
io_uring/rsrc: infer node from ctx on io_queue_rsrc_removal
For io_queue_rsrc_removal() we should always use the current active rsrc node, don't pass it directly but let the function grab it from the context. Signed-off-by: Pavel Begunkov <asml.silence@gmail.com> Link: https://lore.kernel.org/r/d15939b4afea730978b4925685c2577538b823bb.1681822823.git.asml.silence@gmail.com Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'io_uring')
-rw-r--r--io_uring/filetable.c5
-rw-r--r--io_uring/rsrc.c9
-rw-r--r--io_uring/rsrc.h3
3 files changed, 8 insertions, 9 deletions
diff --git a/io_uring/filetable.c b/io_uring/filetable.c
index 6255fa255ae2..367a44a6c8c5 100644
--- a/io_uring/filetable.c
+++ b/io_uring/filetable.c
@@ -85,8 +85,7 @@ static int io_install_fixed_file(struct io_ring_ctx *ctx, struct file *file,
return ret;
old_file = (struct file *)(file_slot->file_ptr & FFS_MASK);
- ret = io_queue_rsrc_removal(ctx->file_data, slot_index,
- ctx->rsrc_node, old_file);
+ ret = io_queue_rsrc_removal(ctx->file_data, slot_index, old_file);
if (ret)
return ret;
@@ -163,7 +162,7 @@ int io_fixed_fd_remove(struct io_ring_ctx *ctx, unsigned int offset)
return -EBADF;
file = (struct file *)(file_slot->file_ptr & FFS_MASK);
- ret = io_queue_rsrc_removal(ctx->file_data, offset, ctx->rsrc_node, file);
+ ret = io_queue_rsrc_removal(ctx->file_data, offset, file);
if (ret)
return ret;
diff --git a/io_uring/rsrc.c b/io_uring/rsrc.c
index db58a51d19da..3be483de613e 100644
--- a/io_uring/rsrc.c
+++ b/io_uring/rsrc.c
@@ -409,7 +409,7 @@ static int __io_sqe_files_update(struct io_ring_ctx *ctx,
if (file_slot->file_ptr) {
file = (struct file *)(file_slot->file_ptr & FFS_MASK);
- err = io_queue_rsrc_removal(data, i, ctx->rsrc_node, file);
+ err = io_queue_rsrc_removal(data, i, file);
if (err)
break;
file_slot->file_ptr = 0;
@@ -492,7 +492,7 @@ static int __io_sqe_buffers_update(struct io_ring_ctx *ctx,
i = array_index_nospec(up->offset + done, ctx->nr_user_bufs);
if (ctx->user_bufs[i] != ctx->dummy_ubuf) {
err = io_queue_rsrc_removal(ctx->buf_data, i,
- ctx->rsrc_node, ctx->user_bufs[i]);
+ ctx->user_bufs[i]);
if (unlikely(err)) {
io_buffer_unmap(ctx, &imu);
break;
@@ -680,9 +680,10 @@ int io_files_update(struct io_kiocb *req, unsigned int issue_flags)
return IOU_OK;
}
-int io_queue_rsrc_removal(struct io_rsrc_data *data, unsigned idx,
- struct io_rsrc_node *node, void *rsrc)
+int io_queue_rsrc_removal(struct io_rsrc_data *data, unsigned idx, void *rsrc)
{
+ struct io_ring_ctx *ctx = data->ctx;
+ struct io_rsrc_node *node = ctx->rsrc_node;
u64 *tag_slot = io_get_tag_slot(data, idx);
struct io_rsrc_put *prsrc;
diff --git a/io_uring/rsrc.h b/io_uring/rsrc.h
index 525905a30a55..8ed3e6a65cf6 100644
--- a/io_uring/rsrc.h
+++ b/io_uring/rsrc.h
@@ -70,8 +70,7 @@ void io_rsrc_put_work(struct work_struct *work);
void io_rsrc_node_destroy(struct io_ring_ctx *ctx, struct io_rsrc_node *ref_node);
int __io_rsrc_node_switch_start(struct io_ring_ctx *ctx);
struct io_rsrc_node *io_rsrc_node_alloc(struct io_ring_ctx *ctx);
-int io_queue_rsrc_removal(struct io_rsrc_data *data, unsigned idx,
- struct io_rsrc_node *node, void *rsrc);
+int io_queue_rsrc_removal(struct io_rsrc_data *data, unsigned idx, void *rsrc);
void io_rsrc_node_switch(struct io_ring_ctx *ctx,
struct io_rsrc_data *data_to_kill);