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authorJani Nikula <jani.nikula@intel.com>2018-11-20 13:14:08 +0200
committerJani Nikula <jani.nikula@intel.com>2018-11-20 13:14:08 +0200
commit2ac5e38ea4203852d6e99edd3cf11f044b0a409f (patch)
tree1ef02da98d56309368ad2b6a4e492bafe5bb4faf /arch/xtensa/include/asm/processor.h
parentf48cc647f3e196a3179d695d3c2d56c13e9dec98 (diff)
parent9235dd441af43599b9cdcce599a3da4083fcad3c (diff)
Merge drm/drm-next into drm-intel-next-queued
Pull in v4.20-rc3 via drm-next. Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'arch/xtensa/include/asm/processor.h')
-rw-r--r--arch/xtensa/include/asm/processor.h14
1 files changed, 5 insertions, 9 deletions
diff --git a/arch/xtensa/include/asm/processor.h b/arch/xtensa/include/asm/processor.h
index e4ccb88b7996..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.
@@ -152,14 +156,6 @@ struct thread_struct {
int align[0] __attribute__ ((aligned(16)));
};
-
-/*
- * Default implementation of macro that returns current
- * instruction pointer ("program counter").
- */
-#define current_text_addr() ({ __label__ _l; _l: &&_l;})
-
-
/* This decides where the kernel will search for a free chunk of vm
* space during mmap's.
*/