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(parent: 728a755) | patch
vmbus: keep pointer to ring buffer page
authorStephen Hemminger <stephen@networkplumber.org>
Fri, 14 Sep 2018 16:10:16 +0000 (09:10 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 20 Nov 2019 17:47:31 +0000 (18:47 +0100)
commit86f886e91dcff23f34ab3ccdc1a8b130763004cb
tree565eb0dd18a0226785f7fd781e262add8e5bae10tree | snapshot
parent728a7552dc498b06c517a11f4053802c2f5a5b7ecommit | diff
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>
drivers/hv/channel.c diff | blob | history
drivers/uio/uio_hv_generic.c diff | blob | history
include/linux/hyperv.h diff | blob | history
Domain: System / Kernel;