| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.9 148/164] PCI: hv: Allocate interrupt descriptors with GFP_ATOMIC | Date | Tue, 23 May 2017 22:09:25 +0200 |
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4.9-stable review patch. If anyone has any objections, please let me know.
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From: K. Y. Srinivasan <kys@microsoft.com>
commit 59c58ceeea9cdc6144d7b0303753e6bd26d87455 upstream.
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> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/pci/host/pci-hyperv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/pci/host/pci-hyperv.c +++ b/drivers/pci/host/pci-hyperv.c @@ -868,7 +868,7 @@ static void hv_compose_msi_msg(struct ir 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;
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