On 12/20/2013 01:29 AM, Michal Simek wrote:
Sort the exception table at build-time rather than during boot.
Microblaze is the same case as AARCH64 that's why
EM_MICROBLAZE conditional check was added to allow
cross-compilation on machines which are not running
the latest libc-dev.
Inspired by AARCH64 commit:
"arm64: extable: sort the exception table at build time"
(sha1: adace89562c7a9645b8dc84f6e1ac7ba8756094e)
Signed-off-by: Michal Simek <[email protected]>
This seems plausible, I didn't test it, but this is how it is supposed
to work, so...
Acked-by: David Daney <[email protected]>
---
arch/microblaze/Kconfig | 1 +
scripts/sortextable.c | 5 +++++
2 files changed, 6 insertions(+)
diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig
index e23cccd..8d581ab 100644
--- a/arch/microblaze/Kconfig
+++ b/arch/microblaze/Kconfig
@@ -30,6 +30,7 @@ config MICROBLAZE
select MODULES_USE_ELF_RELA
select CLONE_BACKWARDS3
select CLKSRC_OF
+ select BUILDTIME_EXTABLE_SORT
config SWAP
def_bool n
diff --git a/scripts/sortextable.c b/scripts/sortextable.c
index 7941fbd..cc49062 100644
--- a/scripts/sortextable.c
+++ b/scripts/sortextable.c
@@ -39,6 +39,10 @@
#define EM_AARCH64 183
#endif
+#ifndef EM_MICROBLAZE
+#define EM_MICROBLAZE 189
+#endif
+
static int fd_map; /* File descriptor for file being modified. */
static int mmap_failed; /* Boolean flag. */
static void *ehdr_curr; /* current ElfXX_Ehdr * for resource cleanup */
@@ -275,6 +279,7 @@ do_file(char const *const fname)
case EM_ARCOMPACT:
case EM_ARM:
case EM_AARCH64:
+ case EM_MICROBLAZE:
case EM_MIPS:
break;
} /* end switch */
--
1.8.2.3
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