mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-09-24 11:25:43 +00:00
drivers/usb: use ARCH_DMA_MINALIGN instead of ARCH_KMALLOC_MINALIGN
ARCH_DMA_MINALIGN represents the minimum (static) alignment for safe DMA operations while ARCH_KMALLOC_MINALIGN is the minimum kmalloc() objects alignment. Link: https://lkml.kernel.org/r/20230612153201.554742-8-catalin.marinas@arm.com Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Tested-by: Isaac J. Manjarres <isaacmanjarres@google.com> Cc: Alasdair Kergon <agk@redhat.com> Cc: Ard Biesheuvel <ardb@kernel.org> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Christoph Hellwig <hch@lst.de> Cc: Daniel Vetter <daniel@ffwll.ch> Cc: Herbert Xu <herbert@gondor.apana.org.au> Cc: Jerry Snitselaar <jsnitsel@redhat.com> Cc: Joerg Roedel <joro@8bytes.org> Cc: Jonathan Cameron <jic23@kernel.org> Cc: Jonathan Cameron <Jonathan.Cameron@huawei.com> Cc: Lars-Peter Clausen <lars@metafoo.de> Cc: Logan Gunthorpe <logang@deltatee.com> Cc: Marc Zyngier <maz@kernel.org> Cc: Mark Brown <broonie@kernel.org> Cc: Mike Snitzer <snitzer@kernel.org> Cc: "Rafael J. Wysocki" <rafael@kernel.org> Cc: Robin Murphy <robin.murphy@arm.com> Cc: Saravana Kannan <saravanak@google.com> Cc: Vlastimil Babka <vbabka@suse.cz> Cc: Will Deacon <will@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
parent
6716ccaf43
commit
075efe7c16
1 changed files with 4 additions and 4 deletions
|
@ -34,13 +34,13 @@ void __init usb_init_pool_max(void)
|
|||
{
|
||||
/*
|
||||
* The pool_max values must never be smaller than
|
||||
* ARCH_KMALLOC_MINALIGN.
|
||||
* ARCH_DMA_MINALIGN.
|
||||
*/
|
||||
if (ARCH_KMALLOC_MINALIGN <= 32)
|
||||
if (ARCH_DMA_MINALIGN <= 32)
|
||||
; /* Original value is okay */
|
||||
else if (ARCH_KMALLOC_MINALIGN <= 64)
|
||||
else if (ARCH_DMA_MINALIGN <= 64)
|
||||
pool_max[0] = 64;
|
||||
else if (ARCH_KMALLOC_MINALIGN <= 128)
|
||||
else if (ARCH_DMA_MINALIGN <= 128)
|
||||
pool_max[0] = 0; /* Don't use this pool */
|
||||
else
|
||||
BUILD_BUG(); /* We don't allow this */
|
||||
|
|
Loading…
Reference in a new issue