diff options
| author | Greg Kroah-Hartman | 2018-12-03 07:54:31 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman | 2018-12-03 07:54:31 +0100 |
| commit | 7782b57ccc60534d6edd21f6b2bbdc4fda777fdf (patch) | |
| tree | 2d5415984048f476675f21226bb00dd0023ca5e9 /drivers/base | |
| parent | driver core: Replace simple_strto{l,ul} by kstrtou{l,ul} (diff) | |
| parent | Linux 4.20-rc5 (diff) | |
| download | kernel-qcow2-linux-7782b57ccc60534d6edd21f6b2bbdc4fda777fdf.tar.gz kernel-qcow2-linux-7782b57ccc60534d6edd21f6b2bbdc4fda777fdf.tar.xz kernel-qcow2-linux-7782b57ccc60534d6edd21f6b2bbdc4fda777fdf.zip | |
Merge 4.20-rc5 into driver-core-next
We need the fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/base')
| -rw-r--r-- | drivers/base/devres.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/base/devres.c b/drivers/base/devres.c index 4aaf00d2098b..e038e2b3b7ea 100644 --- a/drivers/base/devres.c +++ b/drivers/base/devres.c @@ -26,8 +26,14 @@ struct devres_node { struct devres { struct devres_node node; - /* -- 3 pointers */ - unsigned long long data[]; /* guarantee ull alignment */ + /* + * Some archs want to perform DMA into kmalloc caches + * and need a guaranteed alignment larger than + * the alignment of a 64-bit integer. + * Thus we use ARCH_KMALLOC_MINALIGN here and get exactly the same + * buffer alignment as if it was allocated by plain kmalloc(). + */ + u8 __aligned(ARCH_KMALLOC_MINALIGN) data[]; }; struct devres_group { |