docs/memory-barriers.txt: Fix references for DMA*.txt files

Commit 985098a05e ("docs: fix references for DMA*.txt files") missed
fixing memory-barriers.txt file.  This commit applies the change to the
file.

Signed-off-by: SeongJae Park <sjpark@amazon.de>
Link: https://lore.kernel.org/r/20200829082607.3146-2-sj38.park@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
This commit is contained in:
SeongJae Park 2020-08-29 10:26:05 +02:00 committed by Jonathan Corbet
parent b21b8da456
commit 537f3a7cf4
1 changed files with 4 additions and 4 deletions

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@ -546,8 +546,8 @@ There are certain things that the Linux kernel memory barriers do not guarantee:
[*] For information on bus mastering DMA and coherency please read:
Documentation/driver-api/pci/pci.rst
Documentation/DMA-API-HOWTO.txt
Documentation/DMA-API.txt
Documentation/core-api/dma-api-howto.rst
Documentation/core-api/dma-api.rst
DATA DEPENDENCY BARRIERS (HISTORICAL)
@ -1932,8 +1932,8 @@ There are some more advanced barrier functions:
here.
See the subsection "Kernel I/O barrier effects" for more information on
relaxed I/O accessors and the Documentation/DMA-API.txt file for more
information on consistent memory.
relaxed I/O accessors and the Documentation/core-api/dma-api.rst file for
more information on consistent memory.
(*) pmem_wmb();