Use pfn rather than struct page in ring buffer array
authorMathieu Desnoyers <mathieu.desnoyers@efficios.com>
Tue, 28 Apr 2015 14:55:37 +0000 (10:55 -0400)
committerMathieu Desnoyers <mathieu.desnoyers@efficios.com>
Fri, 25 Sep 2015 17:23:20 +0000 (13:23 -0400)
commit0112cb7bc68d85c9c98b496937bde7af50f13cc6
tree15fcb03a53aa84b4230850377900b98c33a3a6a1
parent2754583e7a52bb07e00d9c20f8f6790adb1bc503
Use pfn rather than struct page in ring buffer array

First step to support permanent memory (e.g. pmem) which does not have
struct page.

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
lib/ringbuffer/backend.h
lib/ringbuffer/backend_types.h
lib/ringbuffer/ring_buffer_backend.c
lib/ringbuffer/ring_buffer_mmap.c
lib/ringbuffer/ring_buffer_splice.c
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