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| author | raymond pang <raymondpangxd@gmail.com> | 2019-03-28 12:19:25 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-05-04 08:49:09 +0200 |
| commit | c919272598291545c9d6eed5fc6b628e0c4deaf0 (patch) | |
| tree | 30a721be27efb0126587951c36269d9f1fdc272f /drivers/gpio | |
| parent | 2807acfea7e6991ec560c34719884e8b43c01843 (diff) | |
libata: fix using DMA buffers on stack
[ Upstream commit dd08a8d9a66de4b54575c294a92630299f7e0fe7 ]
When CONFIG_VMAP_STACK=y, __pa() returns incorrect physical address for
a stack virtual address. Stack DMA buffers must be avoided.
Signed-off-by: raymond pang <raymondpangxd@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin (Microsoft) <sashal@kernel.org>
Diffstat (limited to 'drivers/gpio')
0 files changed, 0 insertions, 0 deletions