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author | Stephen Hemminger <stephen@networkplumber.org> | 2018-09-14 09:10:16 -0700 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-11-20 18:47:31 +0100 |
commit | 86f886e91dcff23f34ab3ccdc1a8b130763004cb (patch) | |
tree | 565eb0dd18a0226785f7fd781e262add8e5bae10 /include/linux | |
parent | 728a7552dc498b06c517a11f4053802c2f5a5b7e (diff) | |
download | linux-stable-86f886e91dcff23f34ab3ccdc1a8b130763004cb.tar.gz linux-stable-86f886e91dcff23f34ab3ccdc1a8b130763004cb.tar.bz2 linux-stable-86f886e91dcff23f34ab3ccdc1a8b130763004cb.zip |
vmbus: keep pointer to ring buffer page
[ Upstream commit 52a42c2a90226dc61c99bbd0cb096deeb52c334b ]
Avoid going from struct page to virt address (and back) by just
keeping pointer to the allocated pages instead of virt address.
Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'include/linux')
-rw-r--r-- | include/linux/hyperv.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h index bbde887ed393..c43e694fef7d 100644 --- a/include/linux/hyperv.h +++ b/include/linux/hyperv.h @@ -739,7 +739,7 @@ struct vmbus_channel { u32 ringbuffer_gpadlhandle; /* Allocated memory for ring buffer */ - void *ringbuffer_pages; + struct page *ringbuffer_page; u32 ringbuffer_pagecount; struct hv_ring_buffer_info outbound; /* send to parent */ struct hv_ring_buffer_info inbound; /* receive from parent */ |