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| author | Jens Axboe <axboe@kernel.dk> | 2021-09-24 16:39:08 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-09-30 11:11:05 +0300 |
| commit | ce092350b452f256bff4b39d74c80c221bf8b0cf (patch) | |
| tree | 574647deea92f3868ea2491a7d3dd12acc3ea1f8 /fs/io_uring.c | |
| parent | 7040b37a96302be1df77d1ab62bbb978dfacb0d7 (diff) | |
| download | linux-ce092350b452f256bff4b39d74c80c221bf8b0cf.tar.xz | |
io_uring: put provided buffer meta data under memcg accounting
[ Upstream commit 9990da93d2bf9892c2c14c958bef050d4e461a1a ]
For each provided buffer, we allocate a struct io_buffer to hold the
data associated with it. As a large number of buffers can be provided,
account that data with memcg.
Fixes: ddf0322db79c ("io_uring: add IORING_OP_PROVIDE_BUFFERS")
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'fs/io_uring.c')
| -rw-r--r-- | fs/io_uring.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/io_uring.c b/fs/io_uring.c index a8d07273ddc0..26753d0cb431 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -4041,7 +4041,7 @@ static int io_add_buffers(struct io_provide_buf *pbuf, struct io_buffer **head) int i, bid = pbuf->bid; for (i = 0; i < pbuf->nbufs; i++) { - buf = kmalloc(sizeof(*buf), GFP_KERNEL); + buf = kmalloc(sizeof(*buf), GFP_KERNEL_ACCOUNT); if (!buf) break; |