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greybus: enforce a buffer headroom maximum size
authorAlex Elder <elder@linaro.org>
Tue, 2 Dec 2014 14:30:34 +0000 (08:30 -0600)
committerGreg Kroah-Hartman <greg@kroah.com>
Tue, 2 Dec 2014 22:39:42 +0000 (14:39 -0800)
commit835fb5e4985de46aafb7fbcf975663d375e7b4b4
treead3f23d5787107d5f016faae1195aac0ae8c6996
parentdc779229b538f1b5cd5d20a5afdfdfb4c83e5429
greybus: enforce a buffer headroom maximum size

Define a maximum size that a host device can use for its private
area ahead of the payload space used by Greybus in a message buffer.

Signed-off-by: Alex Elder <elder@linaro.org>
Signed-off-by: Greg Kroah-Hartman <greg@kroah.com>
drivers/staging/greybus/es1-ap-usb.c
drivers/staging/greybus/greybus.h