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authorMichael Kelley <mikelley@microsoft.com>2021-03-02 22:38:13 +0100
committerWei Liu <wei.liu@kernel.org>2021-03-08 18:32:59 +0100
commitca48739e59df31d16c27dbcd9ea2ea61d7caa9fb (patch)
tree3212f550f5f24e46a62d79324606b926a62635db /include/asm-generic/mshyperv.h
parentdrivers: hv: Fix whitespace errors (diff)
downloadlinux-ca48739e59df31d16c27dbcd9ea2ea61d7caa9fb.tar.xz
linux-ca48739e59df31d16c27dbcd9ea2ea61d7caa9fb.zip
Drivers: hv: vmbus: Move Hyper-V page allocator to arch neutral code
The Hyper-V page allocator functions are implemented in an architecture neutral way. Move them into the architecture neutral VMbus module so a separate implementation for ARM64 is not needed. No functional change. Signed-off-by: Michael Kelley <mikelley@microsoft.com> Reviewed-by: Boqun Feng <boqun.feng@gmail.com> Link: https://lore.kernel.org/r/1614721102-2241-2-git-send-email-mikelley@microsoft.com Signed-off-by: Wei Liu <wei.liu@kernel.org>
Diffstat (limited to 'include/asm-generic/mshyperv.h')
-rw-r--r--include/asm-generic/mshyperv.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/asm-generic/mshyperv.h b/include/asm-generic/mshyperv.h
index dff58a3db5d5..694b5bc3561c 100644
--- a/include/asm-generic/mshyperv.h
+++ b/include/asm-generic/mshyperv.h
@@ -117,6 +117,10 @@ extern u32 hv_max_vp_index;
/* Sentinel value for an uninitialized entry in hv_vp_index array */
#define VP_INVAL U32_MAX
+void *hv_alloc_hyperv_page(void);
+void *hv_alloc_hyperv_zeroed_page(void);
+void hv_free_hyperv_page(unsigned long addr);
+
/**
* hv_cpu_number_to_vp_number() - Map CPU to VP.
* @cpu_number: CPU number in Linux terms