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| author | Boqun Feng <boqun.feng@gmail.com> | 2020-09-16 11:48:11 +0800 |
|---|---|---|
| committer | Wei Liu <wei.liu@kernel.org> | 2020-09-28 08:55:13 +0000 |
| commit | bca6b91dfdd4347d8fe0bb97377dda0cacd51d82 (patch) | |
| tree | d3ae396545293bc6f10334bb4cdd0c7f0684c651 /drivers/hv/channel.c | |
| parent | ef514d3e38edf36764e61fc11366410041598ad9 (diff) | |
| download | lwn-bca6b91dfdd4347d8fe0bb97377dda0cacd51d82.tar.gz lwn-bca6b91dfdd4347d8fe0bb97377dda0cacd51d82.zip | |
Drivers: hv: vmbus: Move virt_to_hvpfn() to hyperv header
There will be more places other than vmbus where we need to calculate
the Hyper-V page PFN from a virtual address, so move virt_to_hvpfn() to
hyperv generic header.
Signed-off-by: Boqun Feng <boqun.feng@gmail.com>
Reviewed-by: Michael Kelley <mikelley@microsoft.com>
Link: https://lore.kernel.org/r/20200916034817.30282-6-boqun.feng@gmail.com
Signed-off-by: Wei Liu <wei.liu@kernel.org>
Diffstat (limited to 'drivers/hv/channel.c')
| -rw-r--r-- | drivers/hv/channel.c | 13 |
1 files changed, 0 insertions, 13 deletions
diff --git a/drivers/hv/channel.c b/drivers/hv/channel.c index 45267b6d069e..fbdda9938039 100644 --- a/drivers/hv/channel.c +++ b/drivers/hv/channel.c @@ -22,19 +22,6 @@ #include "hyperv_vmbus.h" -static unsigned long virt_to_hvpfn(void *addr) -{ - phys_addr_t paddr; - - if (is_vmalloc_addr(addr)) - paddr = page_to_phys(vmalloc_to_page(addr)) + - offset_in_page(addr); - else - paddr = __pa(addr); - - return paddr >> HV_HYP_PAGE_SHIFT; -} - /* * hv_gpadl_size - Return the real size of a gpadl, the size that Hyper-V uses * |