diff options
| author |   K. Y. Srinivasan <kys@microsoft.com> | 2017-03-24 11:07:22 -0700 |
|---|---|---|
| committer |   Bjorn Helgaas <bhelgaas@google.com> | 2017-04-04 14:00:01 -0500 |
| commit | 59c58ceeea9cdc6144d7b0303753e6bd26d87455 (patch) | |
| tree | 0b65cd1ed287c9af29916548fa50606c8f949588 | |
| parent | PCI: hv: Specify CPU_AFFINITY_ALL for MSI affinity when >= 32 CPUs (diff) | |
| download | linux-rng-59c58ceeea9cdc6144d7b0303753e6bd26d87455.tar.xz linux-rng-59c58ceeea9cdc6144d7b0303753e6bd26d87455.zip | |
PCI: hv: Allocate interrupt descriptors with GFP_ATOMIC
The memory allocation here needs to be non-blocking. Fix the issue.
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Long Li <longli@microsoft.com>
Cc: <stable@vger.kernel.org>
| -rw-r--r-- | drivers/pci/host/pci-hyperv.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pci/host/pci-hyperv.c b/drivers/pci/host/pci-hyperv.c index 8c952f694c2f..e73880c5d979 100644 --- a/drivers/pci/host/pci-hyperv.c +++ b/drivers/pci/host/pci-hyperv.c @@ -878,7 +878,7 @@ static void hv_compose_msi_msg(struct irq_data *data, struct msi_msg *msg) hv_int_desc_free(hpdev, int_desc); } - int_desc = kzalloc(sizeof(*int_desc), GFP_KERNEL); + int_desc = kzalloc(sizeof(*int_desc), GFP_ATOMIC); if (!int_desc) goto drop_reference; |