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authorMaarten Lankhorst <maarten.lankhorst@linux.intel.com>2018-11-29 16:12:27 +0100
committerMaarten Lankhorst <maarten.lankhorst@linux.intel.com>2018-11-29 16:12:50 +0100
commit65ffc51aba406636a901b02067287d8535c02417 (patch)
tree206de4631c3f7d61ea552e50bde2841c558c7812 /arch/xtensa/include/asm/processor.h
parentd7a86dffc280cb5a2a18975d46c7b9d89b025c7e (diff)
parent1ec28f8b8ada4e4f77d1af006a3a474f4f83b8e3 (diff)
Merge remote-tracking branch 'drm/drm-next' into drm-misc-next
Requested by Boris Brezillon for some vc4 fixes that are needed for future vc4 work. Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
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.