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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-03-02 20:09:08 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-03-02 20:09:08 -0800 |
| commit | 13df7977431e3b906a23bb75f29e0f40a8d73f87 (patch) | |
| tree | bc2c78c3b816a65f90c31cccebdc15b38352c045 /arch/x86/kernel/pci-dma.c | |
| parent | 6d8b3e1ad3d3815d9c87b8553493301e243af76a (diff) | |
| parent | 0414855fdc4a40da05221fc6062cccbc0c30f169 (diff) | |
Merge 3.14-rc5 into driver-core-next
We want the fixes in here.
Diffstat (limited to 'arch/x86/kernel/pci-dma.c')
| -rw-r--r-- | arch/x86/kernel/pci-dma.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86/kernel/pci-dma.c b/arch/x86/kernel/pci-dma.c index 872079a67e4d..f7d0672481fd 100644 --- a/arch/x86/kernel/pci-dma.c +++ b/arch/x86/kernel/pci-dma.c @@ -100,8 +100,10 @@ void *dma_generic_alloc_coherent(struct device *dev, size_t size, flag |= __GFP_ZERO; again: page = NULL; - if (!(flag & GFP_ATOMIC)) + /* CMA can be used only in the context which permits sleeping */ + if (flag & __GFP_WAIT) page = dma_alloc_from_contiguous(dev, count, get_order(size)); + /* fallback */ if (!page) page = alloc_pages_node(dev_to_node(dev), flag, get_order(size)); if (!page) |