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| author |   Jens Axboe <axboe@fb.com> | 2014-11-18 08:21:18 -0700 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2014-11-18 08:21:18 -0700 |
| commit | 6dcc0cf6cb3120cedc0d4c12171894f3d6415981 (patch) | |
| tree | 7f6867cdc595dd88c6029f1f06ae9af771f09dce /drivers/block | |
| parent | NVMe: replace blk_put_request() with blk_mq_free_request() (diff) | |
| download | linux-dev-6dcc0cf6cb3120cedc0d4c12171894f3d6415981.tar.xz linux-dev-6dcc0cf6cb3120cedc0d4c12171894f3d6415981.zip | |
NVMe: nvme_submit_async_admin_req() must use atomic rq allocation
We are called for async event notification issues, and the
nvmeq lock is already held. If we fail the request allocation,
we'll just retry next time.
Reported-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers/block')
| -rw-r--r-- | drivers/block/nvme-core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/block/nvme-core.c b/drivers/block/nvme-core.c index bbac17f29fe7..fb4b205317c6 100644 --- a/drivers/block/nvme-core.c +++ b/drivers/block/nvme-core.c @@ -825,7 +825,7 @@ static int nvme_submit_async_admin_req(struct nvme_dev *dev) struct nvme_cmd_info *cmd_info; struct request *req; - req = blk_mq_alloc_request(dev->admin_q, WRITE, GFP_KERNEL, false); + req = blk_mq_alloc_request(dev->admin_q, WRITE, GFP_ATOMIC, false); if (IS_ERR(req)) return PTR_ERR(req); |