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authorBrian Behlendorf <[email protected]>2018-07-11 13:10:40 -0700
committerGitHub <[email protected]>2018-07-11 13:10:40 -0700
commit33a19e0fd9b22364d295351ea1bda57b80e39e85 (patch)
tree1a0bf9708376d1a00e64dd5f8e23eb3bbcb739b9 /module/icp
parent2dca37d8dc13e6faf92c5a095d49dffd480c5b2d (diff)
Fix kernel unaligned access on sparc64
Update the SA_COPY_DATA macro to check if architecture supports efficient unaligned memory accesses at compile time. Otherwise fallback to using the sa_copy_data() function. The kernel provided CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS is used to determine availability in kernel space. In user space the x86_64, x86, powerpc, and sometimes arm architectures will define the HAVE_EFFICIENT_UNALIGNED_ACCESS macro. Signed-off-by: Brian Behlendorf <[email protected]> Closes #7642 Closes #7684
Diffstat (limited to 'module/icp')
-rw-r--r--module/icp/algs/modes/ccm.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/module/icp/algs/modes/ccm.c b/module/icp/algs/modes/ccm.c
index 22aeb0a6a..fb41194f8 100644
--- a/module/icp/algs/modes/ccm.c
+++ b/module/icp/algs/modes/ccm.c
@@ -28,7 +28,7 @@
#include <sys/crypto/common.h>
#include <sys/crypto/impl.h>
-#if defined(__i386) || defined(__amd64)
+#ifdef HAVE_EFFICIENT_UNALIGNED_ACCESS
#include <sys/byteorder.h>
#define UNALIGNED_POINTERS_PERMITTED
#endif