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authorJason Gunthorpe <jgg@mellanox.com>2018-12-11 14:24:57 -0700
committerJason Gunthorpe <jgg@mellanox.com>2018-12-11 14:24:57 -0700
commit28ab1bb0e8f031dd7dd3462ff8f6b2e93fc77e7f (patch)
tree3c0d2177d9bfc513c2d06c1efb5ab62c74fd1953 /arch/xtensa/include/asm/processor.h
parentb874155a5fa450bf5e4b5303cbfff05958805bf8 (diff)
parent40e020c129cfc991e8ab4736d2665351ffd1468d (diff)
Merge tag 'v4.20-rc6' into rdma.git for-next
For dependencies in following patches.
Diffstat (limited to 'arch/xtensa/include/asm/processor.h')
-rw-r--r--arch/xtensa/include/asm/processor.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/xtensa/include/asm/processor.h b/arch/xtensa/include/asm/processor.h
index be9bfd9aa865..34a23016dd14 100644
--- a/arch/xtensa/include/asm/processor.h
+++ b/arch/xtensa/include/asm/processor.h
@@ -23,7 +23,11 @@
# error Linux requires the Xtensa Windowed Registers Option.
#endif
-#define ARCH_SLAB_MINALIGN XCHAL_DATA_WIDTH
+/* Xtensa ABI requires stack alignment to be at least 16 */
+
+#define STACK_ALIGN (XCHAL_DATA_WIDTH > 16 ? XCHAL_DATA_WIDTH : 16)
+
+#define ARCH_SLAB_MINALIGN STACK_ALIGN
/*
* User space process size: 1 GB.