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(parent: f8b11e0) | patch
s390: add alignment hints to vector load and store
authorMartin Schwidefsky <schwidefsky@de.ibm.com>
Wed, 6 Feb 2019 17:06:03 +0000 (18:06 +0100)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Thu, 7 Feb 2019 10:57:10 +0000 (11:57 +0100)
commit142c52d7bce45d335f48d53fdbf428bb15cf3924
treea098a153ac40557cd56ebdba89bfa08180c0fdbctree | snapshot
parentf8b11e089aeb63303daa0c05e4575df7075b1122commit | diff
s390: add alignment hints to vector load and store

The z14 introduced alignment hints to increase the performance of
vector loads and stores. The kernel uses an implicit alignmenet
of 8 bytes for the vector registers, set the alignment hint to 3.

Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
arch/s390/include/asm/vx-insn.h diff | blob | history
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