Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit d7b24ed4 authored by Russell King's avatar Russell King Committed by Herbert Xu
Browse files

crypto: caam - mark the hardware descriptor as cache line aligned 



Mark the hardware descriptor as being cache line aligned; on DMA
incoherent architectures, the hardware descriptor should sit in a
separate cache line from the CPU accessed data to avoid polluting
the caches.

Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 64ce56cb

drivers/crypto/caam/caamhash.c

+1 −1
Original line number Diff line number Diff line
@@ -604,7 +604,7 @@ struct ahash_edesc { 
	int src_nents;

	int sec4_sg_bytes;

	struct sec4_sg_entry *sec4_sg;

	u32 hw_desc[DESC_JOB_IO_LEN / sizeof(u32)];

	u32 hw_desc[DESC_JOB_IO_LEN / sizeof(u32)] ____cacheline_aligned;

};



static inline void ahash_unmap(struct device *dev,